反应条件
1: (i) 2-ethyl-5-(3-sulfo-phenyl)-isoxazolium betaine, Et3N, MeCN, (ii) /BRN= 3594960/, Et3N
2: MnO2, aq. AcOH / Ambient temperature
3: aq. NaOH / Ambient temperature
4: H2 / Pd-C / methanol; H2O / 1520 Torr
View Scheme
参考文献
Kelly,R.B.
Journal of Organic Chemistry, 1963 , vol. 28, p. 453 - 456