Journal of Heterocyclic Chemistry p. 165 - 167 (1998)
Update date:2022-07-30
Topics:
Sashida, Haruki
Kawamukai, Atsushi
(Z)-3-Methylideneselenophthalides 5A and (Z)-3-methylidenetellurophthalides 5B were easily prepared by the regioselective and stereoselective reaction of 2-ethynylbenzoyl chlorides 3 with sodium hydroselenide and sodium hydrotelluride in good yields, resp
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