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One‐step preparation of some 2‐isopropenyl‐2,3‐dihydronaphtho‐[2,3‐ b ]furan‐4,9‐diones
Author(s) -
Yamaguchi Seiji,
Katsuki Toshiharu,
Yokoyama Hajime,
Hirai Yoshiro
Publication year - 2001
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.5570380235
Subject(s) - chemistry , furan , medicinal chemistry , organic chemistry , stereochemistry
Some 2‐isopropenyl‐2,3‐dihydronaphtho[2,3‐ b ]furan‐4,9‐diones la‐f,b',f were prepared by one‐step cyclizations of 2‐hydroxy‐1,4‐naphthoquinones 2a‐f with 1,4‐dibromo‐2‐methyl‐2‐butene ( 3 ).