ChemInform Abstract: Synthesis of A- and D-Homoazasteroidalisoxazoles

Autor: Constantinos D. Xenos, Charalambos Camoutsis
Rok vydání: 2010
Předmět:
Zdroj: ChemInform. 31
ISSN: 1522-2667
0931-7597
Popis: The synthesis of the isomeric D-homoazasteroido[3,2-c]- (3) and -[2,3-d]lisoxazoles (4) and A-homoazasteroido[17,16-c]isoxazole (6) are reported by the reaction of 2-hydroxymethylene-17α-aza-D-homo-5α-androstan-3,17-dione (2) and 16-hydroxymethylene-3-aza-A-homo-4α-androsten-4,17-dione (5) correpondingly with hydroxylammonium chloride.
Databáze: OpenAIRE