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Substituent interaction with ring sulfur in some heterocyclic compounds
Author(s) -
Mckin David M.,
Abouzeid A. A.
Publication year - 1991
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570280333
Subject(s) - chemistry , substituent , ring (chemistry) , sulfur , infrared , medicinal chemistry , organic chemistry , stereochemistry , physics , optics
The infrared carbonyl absorptions of 7‐acetyl‐1,2‐benzisothiazoles are similar to 7‐acetylbenzo[ b ]thiophenes, but are lower by approximately 15 cm −1 than the corresponding benzo[ b ]furans. The reasons for this are discussed.
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