Organic Solutes in Aqueous Solutions

B56

B57

6-Methyluracil

Barnabas, M.V., Venkateswaran, K., Stadlbauer, J.M., Wu, Z. and Walker, D.C.
J. Phys. Chem., 1991, 95, 10204.

Reaction: CH3C4H3N2 + Mu ® CH3C4H3(Mu)N2

Type of reaction: addition to C = C bond with Mu attached to C(5) and C(6) atoms

kM = 4 x 109 dm3mol-1s-1

KIE = kM / kH = 4 x 109 / 6 x 108 = 6.5

kH= 6 x 108 dm3mol-1s-1

from: www.rcdc.nd.edu/compilations/HAtom/H.htm


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