Citation: Feng Peng WANG, S. W. Pelletier. PREPARATION AND MECHANISM OF 7,17-SECO C₁₉-DITERPENOID ALKALOIDS VIA PYROLYSIS OF THEIR N-OXIDES IN DIGLYME[J]. Chinese Chemical Letters, ;1991, 2(2): 103-106. shu

PREPARATION AND MECHANISM OF 7,17-SECO C₁₉-DITERPENOID ALKALOIDS VIA PYROLYSIS OF THEIR N-OXIDES IN DIGLYME

Feng Peng WANG ^a ,
S. W. Pelletier ^b

a College of Pharmacy, West China University of Medical Sciences, Chengdu 610041, China;
b Institute for Natural Products Research, The University of Georgia, Athens, GA 30602, U. S. A

Received Date: 25 June 1990

A new preparation method of the N-ethyl 7, 17-seco C₁₉-diterpenoid alkaloids (5) and (6) by pyrolysis of the N-oxides (3) and (4), respectively, in anhydrous diglyme is described. A probable reaction mechanism for the pyrolysis is presented and studied preliminarily.
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