ACID-CATALYZED CYCLIZATION OF OCTADIENYNE DERIVATIVES. FACILE FORMATION OF CYCLOPENTADIENE, ISOBENZOTHIOPHENE, AND 18-MEMBERED CYCLIC ETHER

DOI: 10.1246/cl.1984.2001

Source and publish data:

Chemistry Letters p. 2001 - 2004 (1984)

Update date:2022-09-26

Topics:

Authors:

Iyoda, Masahiko

Tanaka, Shigeyoshi

Aso, Yoshio

Nakagawa, Masazumi

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Article abstract of DOI:10.1246/cl.1984.2001

Treatment of substituted octa-2,6-dien-4-yne-1,8-dial derivatives with CF3COOH gave cyclopentadiene, thiophene, or isobenzothiophene derivatives.Formation of an 18-membered cyclic ether was observed in the case of octa-2,7-dien-4-yne-1,6-diol derivative.

Full text of DOI:10.1246/cl.1984.2001

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