char = T;code = 84 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = -;code = 45 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = d;code = 100 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = d;code = 100 char = i;code = 105 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = o;code = 111 char = g;code = 103 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = n;code = 110 char = s;code = 115 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = P;code = 80 char = a;code = 97 char = r;code = 114 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = s;code = 115 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = u;code = 117 char = r;code = 114 char = o;code = 111 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = 1;code = 49 char = -;code = 45 char = m;code = 109 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = -;code = 45 char = 4;code = 52 char = -;code = 45 char = p;code = 112 char = h;code = 104 char = e;code = 101 char = n;code = 110 char = y;code = 121 char = l;code = 108 char = -;code = 45 char = 1;code = 49 char = ,;code = 44 char = 2;code = 50 char = ,;code = 44 char = 3;code = 51 char = ,;code = 44 char = 6;code = 54 char = -;code = 45 char = t;code = 116 char = e;code = 101 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = o;code = 111 char = p;code = 112 char = y;code = 121 char = r;code = 114 char = i;code = 105 char = d;code = 100 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = s;code = 115 char = e;code = 101 char = l;code = 108 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = i;code = 105 char = a;code = 97 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = s;code = 115 char = .;code = 46 result sql = The tert-butoxyl radical mediated hydrogen atom transfer reactions of the Parkinsonian proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine and selected tertiary amines.
The tert-butoxyl radical mediated hydrogen atom transfer reactions of the Parkinsonian proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine and selected tertiary amines.char = P;code = 80 char = r;code = 114 char = e;code = 101 char = v;code = 118 char = i;code = 105 char = o;code = 111 char = u;code = 117 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = u;code = 117 char = d;code = 100 char = i;code = 105 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = h;code = 104 char = a;code = 97 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = s;code = 115 char = h;code = 104 char = o;code = 111 char = w;code = 119 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = o;code = 111 char = g;code = 103 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = n;code = 110 char = s;code = 115 char = f;code = 102 char = e;code = 101 char = r;code = 114 char = ;code = 32 char = (;code = 40 char = H;code = 72 char = A;code = 65 char = T;code = 84 char = );code = 41 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = -;code = 45 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = d;code = 100 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = f;code = 102 char = r;code = 114 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = P;code = 80 char = a;code = 97 char = r;code = 114 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = s;code = 115 char = o;code = 111 char = n;code = 110 char = i;code = 105 char = a;code = 97 char = n;code = 110 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = n;code = 110 char = e;code = 101 char = u;code = 117 char = r;code = 114 char = o;code = 111 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = n;code = 110 char = ;code = 32 char = 1;code = 49 char = -;code = 45 char = m;code = 109 char = e;code = 101 char = t;code = 116 char = h;code = 104 char = y;code = 121 char = l;code = 108 char = -;code = 45 char = 4;code = 52 char = -;code = 45 char = p;code = 112 char = h;code = 104 char = e;code = 101 char = n;code = 110 char = y;code = 121 char = l;code = 108 char = -;code = 45 char = 1;code = 49 char = ,;code = 44 char = 2;code = 50 char = ,;code = 44 char = 3;code = 51 char = ,;code = 44 char = 6;code = 54 char = -;code = 45 char = t;code = 116 char = e;code = 101 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = o;code = 111 char = p;code = 112 char = y;code = 121 char = r;code = 114 char = i;code = 105 char = d;code = 100 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = (;code = 40 char = M;code = 77 char = P;code = 80 char = T;code = 84 char = P;code = 80 char = );code = 41 char = ;code = 32 char = o;code = 111 char = c;code = 99 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = l;code = 108 char = o;code = 111 char = w;code = 119 char = ;code = 32 char = s;code = 115 char = e;code = 101 char = l;code = 108 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = i;code = 105 char = t;code = 116 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = n;code = 110 char = -;code = 45 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = -;code = 45 char = C;code = 67 char = -;code = 45 char = H;code = 72 char = ;code = 32 char = p;code = 112 char = o;code = 111 char = s;code = 115 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = .;code = 46 char = ;code = 32 char = I;code = 73 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = p;code = 112 char = a;code = 97 char = p;code = 112 char = e;code = 101 char = r;code = 114 char = ,;code = 44 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = p;code = 112 char = o;code = 111 char = r;code = 114 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = h;code = 104 char = e;code = 101 char = n;code = 110 char = s;code = 115 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = g;code = 103 char = i;code = 105 char = o;code = 111 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = u;code = 117 char = d;code = 100 char = y;code = 121 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = i;code = 105 char = t;code = 116 char = y;code = 121 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = -;code = 45 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = d;code = 100 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = e;code = 101 char = l;code = 108 char = l;code = 108 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = s;code = 115 char = o;code = 111 char = c;code = 99 char = i;code = 105 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = i;code = 105 char = m;code = 109 char = a;code = 97 char = r;code = 114 char = y;code = 121 char = ;code = 32 char = k;code = 107 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = t;code = 116 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = d;code = 100 char = e;code = 101 char = u;code = 117 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = i;code = 105 char = u;code = 117 char = m;code = 109 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = o;code = 111 char = t;code = 116 char = o;code = 111 char = p;code = 112 char = e;code = 101 char = ;code = 32 char = e;code = 101 char = f;code = 102 char = f;code = 102 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = r;code = 114 char = i;code = 105 char = o;code = 111 char = u;code = 117 char = s;code = 115 char = ;code = 32 char = h;code = 104 char = y;code = 121 char = d;code = 100 char = r;code = 114 char = o;code = 111 char = g;code = 103 char = e;code = 101 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = o;code = 111 char = m;code = 109 char = ;code = 32 char = a;code = 97 char = b;code = 98 char = s;code = 115 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = M;code = 77 char = P;code = 80 char = T;code = 84 char = P;code = 80 char = .;code = 46 char = ;code = 32 char = I;code = 73 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = d;code = 100 char = d;code = 100 char = i;code = 105 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ,;code = 44 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = m;code = 109 char = p;code = 112 char = u;code = 117 char = t;code = 116 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = u;code = 117 char = d;code = 100 char = y;code = 121 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = e;code = 101 char = s;code = 115 char = t;code = 116 char = i;code = 105 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = v;code = 118 char = a;code = 97 char = r;code = 114 char = i;code = 105 char = o;code = 111 char = u;code = 117 char = s;code = 115 char = ;code = 32 char = C;code = 67 char = -;code = 45 char = H;code = 72 char = ;code = 32 char = b;code = 98 char = o;code = 111 char = n;code = 110 char = d;code = 100 char = ;code = 32 char = d;code = 100 char = i;code = 105 char = s;code = 115 char = s;code = 115 char = o;code = 111 char = c;code = 99 char = i;code = 105 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = e;code = 101 char = n;code = 110 char = e;code = 101 char = r;code = 114 char = g;code = 103 char = i;code = 105 char = e;code = 101 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = M;code = 77 char = P;code = 80 char = T;code = 84 char = P;code = 80 char = ;code = 32 char = a;code = 97 char = r;code = 114 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = u;code = 117 char = l;code = 108 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = p;code = 112 char = r;code = 114 char = e;code = 101 char = s;code = 115 char = e;code = 101 char = n;code = 110 char = t;code = 116 char = ;code = 32 char = s;code = 115 char = t;code = 116 char = u;code = 117 char = d;code = 100 char = y;code = 121 char = ;code = 32 char = s;code = 115 char = h;code = 104 char = o;code = 111 char = w;code = 119 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = /;code = 47 char = n;code = 110 char = o;code = 111 char = n;code = 110 char = -;code = 45 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = s;code = 115 char = e;code = 101 char = l;code = 108 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = i;code = 105 char = t;code = 116 char = y;code = 121 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = a;code = 97 char = p;code = 112 char = p;code = 112 char = r;code = 114 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = m;code = 109 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = 7;code = 55 char = 3;code = 51 char = :;code = 58 char = 2;code = 50 char = 1;code = 49 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = b;code = 98 char = e;code = 101 char = h;code = 104 char = a;code = 97 char = v;code = 118 char = i;code = 105 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = -;code = 45 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = d;code = 100 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = e;code = 101 char = d;code = 100 char = i;code = 105 char = a;code = 97 char = t;code = 116 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = d;code = 100 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = M;code = 77 char = P;code = 80 char = T;code = 84 char = P;code = 80 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = t;code = 116 char = r;code = 114 char = a;code = 97 char = s;code = 115 char = t;code = 116 char = s;code = 115 char = ;code = 32 char = w;code = 119 char = i;code = 105 char = t;code = 116 char = h;code = 104 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = r;code = 114 char = e;code = 101 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = a;code = 97 char = s;code = 115 char = ;code = 32 char = c;code = 99 char = a;code = 97 char = t;code = 116 char = a;code = 97 char = l;code = 108 char = y;code = 121 char = z;code = 122 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = y;code = 121 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = n;code = 110 char = o;code = 111 char = a;code = 97 char = m;code = 109 char = i;code = 105 char = n;code = 110 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = x;code = 120 char = i;code = 105 char = d;code = 100 char = a;code = 97 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = B;code = 66 char = ;code = 32 char = (;code = 40 char = M;code = 77 char = A;code = 65 char = O;code = 79 char = -;code = 45 char = B;code = 66 char = );code = 41 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = o;code = 111 char = c;code = 99 char = c;code = 99 char = u;code = 117 char = r;code = 114 char = s;code = 115 char = ;code = 32 char = s;code = 115 char = e;code = 101 char = l;code = 108 char = e;code = 101 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = e;code = 101 char = l;code = 108 char = y;code = 121 char = ;code = 32 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = l;code = 108 char = y;code = 121 char = l;code = 108 char = i;code = 105 char = c;code = 99 char = ;code = 32 char = a;code = 97 char = l;code = 108 char = p;code = 112 char = h;code = 104 char = a;code = 97 char = -;code = 45 char = c;code = 99 char = a;code = 97 char = r;code = 114 char = b;code = 98 char = o;code = 111 char = n;code = 110 char = .;code = 46 char = ;code = 32 char = T;code = 84 char = h;code = 104 char = e;code = 101 char = s;code = 115 char = e;code = 101 char = ;code = 32 char = o;code = 111 char = b;code = 98 char = s;code = 115 char = e;code = 101 char = r;code = 114 char = v;code = 118 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = s;code = 115 char = ;code = 32 char = l;code = 108 char = e;code = 101 char = a;code = 97 char = d;code = 100 char = ;code = 32 char = t;code = 116 char = o;code = 111 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = c;code = 99 char = o;code = 111 char = n;code = 110 char = c;code = 99 char = l;code = 108 char = u;code = 117 char = s;code = 115 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = a;code = 97 char = t;code = 116 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = t;code = 116 char = e;code = 101 char = r;code = 114 char = t;code = 116 char = -;code = 45 char = b;code = 98 char = u;code = 117 char = t;code = 116 char = o;code = 111 char = x;code = 120 char = y;code = 121 char = l;code = 108 char = ;code = 32 char = r;code = 114 char = a;code = 97 char = d;code = 100 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = i;code = 105 char = s;code = 115 char = ;code = 32 char = n;code = 110 char = o;code = 111 char = t;code = 116 char = ;code = 32 char = a;code = 97 char = ;code = 32 char = g;code = 103 char = o;code = 111 char = o;code = 111 char = d;code = 100 char = ;code = 32 char = c;code = 99 char = h;code = 104 char = e;code = 101 char = m;code = 109 char = i;code = 105 char = c;code = 99 char = a;code = 97 char = l;code = 108 char = ;code = 32 char = m;code = 109 char = o;code = 111 char = d;code = 100 char = e;code = 101 char = l;code = 108 char = ;code = 32 char = f;code = 102 char = o;code = 111 char = r;code = 114 char = ;code = 32 char = t;code = 116 char = h;code = 104 char = e;code = 101 char = ;code = 32 char = M;code = 77 char = A;code = 65 char = O;code = 79 char = -;code = 45 char = B;code = 66 char = -;code = 45 char = c;code = 99 char = a;code = 97 char = t;code = 116 char = a;code = 97 char = l;code = 108 char = y;code = 121 char = z;code = 122 char = e;code = 101 char = d;code = 100 char = ;code = 32 char = b;code = 98 char = i;code = 105 char = o;code = 111 char = a;code = 97 char = c;code = 99 char = t;code = 116 char = i;code = 105 char = v;code = 118 char = a;code = 97 char = t;code = 116 char = i;code = 105 char = o;code = 111 char = n;code = 110 char = ;code = 32 char = o;code = 111 char = f;code = 102 char = ;code = 32 char = M;code = 77 char = P;code = 80 char = T;code = 84 char = P;code = 80 char = .;code = 46 char = <;code = 60 char = b;code = 98 char = r;code = 114 char = /;code = 47 char = >;code = 62 result sql = Previous studies have shown that the hydrogen atom transfer (HAT) reactions of tert-butoxyl radical from the Parkinsonian proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) occur with low selectivity at the allylic and non-allylic alpha-C-H positions. In this paper, we report a more comprehensive regiochemical study on the reactivity of the tert-butoxyl radical as well as on the associated primary kinetic deuterium isotope effects for the various hydrogen atom abstractions of MPTP. In addition, the results of a computational study to estimate the various C-H bond dissociation energies of MPTP are presented. The results of the present study show the allylic/non-allylic selectivity is approximately 73:21. The behavior of the tert-butoxyl radical mediated oxidation of MPTP contrasts with this reaction as catalyzed by monoamine oxidase B (MAO-B) that occurs selectively at the allylic alpha-carbon. These observations lead to the conclusion that the tert-butoxyl radical is not a good chemical model for the MAO-B-catalyzed bioactivation of MPTP.
Publication: Bioorg. Med. Chem. 2008 Sep 15 ;16(18)::8557-62. :doi: 10.1016/j.bmc.2008.08.013.
Publication Date: 2008 Sep 15
Study Author(s): Suleman, N Kamrudin;Flores, Joey;Tanko, James M;Isin, Emre Mehmet;Castagnoli, Neal;
Institution: Division of Natural Sciences, University of Guam, University Drive, Mangilao, GU 96923.
[email protected]
Shortcut link to this study:
Previous studies have shown that the hydrogen atom transfer (HAT) reactions of tert-butoxyl radical from the Parkinsonian proneurotoxin 1-methyl-4-phenyl-1,2,3,6-tetrahydropyridine (MPTP) occur with low selectivity at the allylic and non-allylic alpha-C-H positions. In this paper, we report a more comprehensive regiochemical study on the reactivity of the tert-butoxyl radical as well as on the associated primary kinetic deuterium isotope effects for the various hydrogen atom abstractions of MPTP. In addition, the results of a computational study to estimate the various C-H bond dissociation energies of MPTP are presented. The results of the present study show the allylic/non-allylic selectivity is approximately 73:21. The behavior of the tert-butoxyl radical mediated oxidation of MPTP contrasts with this reaction as catalyzed by monoamine oxidase B (MAO-B) that occurs selectively at the allylic alpha-carbon. These observations lead to the conclusion that the tert-butoxyl radical is not a good chemical model for the MAO-B-catalyzed bioactivation of MPTP.