Chemo- and Regioselectivity in the Reaction of Tetrachloro- and Tetrabromophthalic Anhydrides and Imides with Thiolates
Author(s) -
W. Fischer,
Tammo Winkler
Publication year - 1991
Publication title -
chimia international journal for chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.387
H-Index - 55
eISSN - 2673-2424
pISSN - 0009-4293
DOI - 10.2533/chimia.1991.162
Subject(s) - vicinal , chemistry , regioselectivity , reagent , alkyl , aryl , halogen , reaction conditions , stoichiometry , organic chemistry , combinatorial chemistry , catalysis
The reaction of tetrachloro- and tetrabromophthalic anhydrides and -imides with in situ generated aryl and alkyl thiolates gives mono- to tetrathio-substituted derivatives depending on reagent, stoichiometry, and reaction conditions. The halogens non-vicinal to the carbonyl groups react regio- and chemoselectively under appropriate conditions. By this reaction, novel types of photosensitizers useful to photocross-link polymers are prepared.
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