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Reaction of Diphenyldiazomethane with N ‐Methyloxy‐ and N ‐Ethyloxycarbonyl‐ N ‐(2,2,2‐trichloroethylidene)amines
Author(s) -
Jacquot Sandrine,
Belaissaoui Abdelhak,
Schmitt Gérard,
Laude Bernard,
Kubicki Marek M.,
Blacque Olivier
Publication year - 1999
Publication title -
european journal of organic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.825
H-Index - 155
eISSN - 1099-0690
pISSN - 1434-193X
DOI - 10.1002/(sici)1099-0690(199907)1999:7<1541::aid-ejoc1541>3.0.co;2-a
Subject(s) - chemistry , stereochemistry , medicinal chemistry
Reaction of the title imines with diphenyldiazomethane gives a Δ 3 ‐1,3,4‐triazoline, which leads, after loss of dinitrogen, to a transient azomethine ylide. Subsequent elimination of ethyl or methyl chloroformate gives the unexpected 1,1‐diphenyl‐4,4‐dichloro‐2‐aza‐1,3‐butadiene.