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Unexpected transformations of camphor (thio)semicarbazones under acetylating conditions
Author(s) -
Somogyi László
Publication year - 1991
Publication title -
liebigs annalen der chemie
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.825
H-Index - 155
eISSN - 1099-0690
pISSN - 0170-2041
DOI - 10.1002/jlac.1991199101218
Subject(s) - thio , chemistry , camphor , stereoselectivity , organic chemistry , stereochemistry , medicinal chemistry , catalysis
The formation of camphor mono‐ and diacetylhydrazones ( 1, 4, 6 ) and a stereoselective synthesis of the spirothiadiazoline (1 R )‐(+)‐ 2 is described. The degradation of (thio)semicarbazones 3 (X = O, S) and diacetylhydrazone 4 to the acetylhydrazone 6 has been performed.