ISSN:
0170-2041
Keywords:
Chemistry
;
Organic Chemistry
Source:
Wiley InterScience Backfile Collection 1832-2000
Topics:
Chemistry and Pharmacology
Description / Table of Contents:
4-Aminoisoxazoles by Thorpe CyclizationCyclization of α-(acylmethoxyimino)nitriles 1 in the presence of lithium hydroxide yields 5-acyl-4-aminoisoxazoles 2. Compounds 2f and 2a can be converted into the isoxazolo[4,3-d]pyrimidone 3 and the isoxazolo[4,5-b]pyridine 4.
Notes:
α-(Acylmethoxyimino)nitrile 1 cyclisieren in Gegenwart von Lithiumhydroxid zu 5-Acyl-4-amino-isoxazolen 2. Die Verbindungen 2f und 2a wurden zu Isoxazolo[4,3-d]pyrimidon 3 bzw. Isoxazolo[4,5-b]pyridin 4 umgesetzt.
Additional Material:
2 Tab.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1002/jlac.198019801018