Organic Solutes in Aqueous Solutions

B82

B86

Thymine(5-methyluracil)

Reaction: Thymine + Mu ® Mu + Thymine adduct

Type of reaction: addition to C(5) and C(6)

Barnabas, M.V., Venkateswaran, K. and Walker, D.C.

Can. J. Chem., 1989, 67, 120.

kM = 3 x 109 dm3mol-1s-1   

KIE = kM / kH = 3 x 109 / 5.7 x 108 = 5.3

kH = 5.7 x 108 dm3mol-1s-1  average of 2 values

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

a) Bucci, S., Crippa, P.R., de Munari, G.M., Guidi, G., Manfredi, M., Tedeschi, R., Vecli, A. and Podini, P. Hyperfine Interaction, 1979, 6, 425. b) Bucci, C. in  Muons and Pions in Material Research, ed. J. Chappert and R.T. Gryszpan, Elsevier Science Publisher B.V. 1984.

kM = [(8 ± 1) ¸ (9.5 ± 1.0)] x 109 dm3mol-1s-1   

rate constant dependent on the magnetic field applied

KIE = kM / kH = 8.7 x 109 / 5.7 x 108 » 15

kH = 5.7 x 108 dm3mol-1s-1  average of 2 values

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

 

Muonium reactions in the micellar systems

kM = 3 x 109 dm3mol-1s-1 in the CTAB micelles

from: Barnabas, M.V. and Walker, D.C., Can. J. Chem. 1999, 69, 1252.

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