Chemistry of Heterocyclic Compounds p. 1227 - 1229 (1990)
Update date:2022-08-05
Topics:
Ivanov, E. I.
Polishchuk, A. A.
The benzo-9-crown-3 and benzo-12-crown-4 derivatives are formed by reaction of tetranitrodibenzo-18-crown-6-and tetranitrodibenzo-24-crown-8, respectively, with sodium methoxyethoxide in DMSO at 20 deg C.
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