Novel syntheses of 2,3-dihydro-5H-1,4-benzoxathiepins and 1,2,3,5-tetrahydro-4,1-benzothiazepines

Autor:	Motofumi Okada, Hiroyuki Ishibashi, Atsuko Akiyama, Kazuyuki Nomura, Masazumi Ikeda
Rok vydání:	1986
Předmět:	chemistry.chemical_compound Acid catalysis chemistry Bicyclic molecule Intramolecular reaction Sodium periodate Intramolecular force Organic Chemistry Organic chemistry Sulfoxide Nuclear magnetic resonance spectroscopy Friedel–Crafts reaction
Zdroj:	Journal of Heterocyclic Chemistry. 23:1163-1166
ISSN:	1943-5193 0022-152X
DOI:	10.1002/jhet.5570230439
Popis:	2,3-Dihydro-5H-1,4-benzoxathiepins were prepared by intramolecular Friedel-Crafts reactions of ethyl α-[2-(aryloxy)ethylthio]-α-chloroacetates or by acid-catalyzed cyclizations of ethyl α-[2-(aryloxy)ethylsulfinyl]-acetate. 1,2,3,5-Tetrahydro-4,1-benzothiazepines were similarly prepared.
Databáze:	OpenAIRE
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