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A new synthesis of 3‐chloroflavones
Author(s) -
Newman Melvin S.,
Ferrari John L.,
Garg C. P.
Publication year - 1964
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.5570010205
Subject(s) - chemistry , benzopyran , combinatorial chemistry , stereochemistry , organic chemistry
The synthesis of a number of 3‐chloroflavones by a new method, involving reaction of arylmagnesium bromides with 3,4‐dichlorocoumarins, is described. The synthesis of 2‐chloro‐7‐methyl‐11H‐benzofuro[3,2‐b] [1)benzopyran‐11‐one is also described.