METHOD FOR PRODUCTION OF 2-PHENOXY-5,7-DIMETHYL-2,6-DIOXO-1,3-DIAZA-2-PHOSPHADAMANTHANE Russian patent published in 1995 - IPC

Abstract SU 1529695 A1

FIELD: organic chemistry, medicine. SUBSTANCE: desired product is prepared by reaction of 5,7-dimethyl-6-oxo-1,3-diazadamanthane with dichloride of phenyl phosphoric acid in the presence of triethylamine, molar ratio being 1.0:(0.8-1.5):(2.0-6.0). The process is carried out by mixing within 4 h at room temperature in the medium of organic solvent. Desired product having essential formula C15H19N2O3P and melting point 193-194 C is prepared by yield 80-83.2 Proposed method enables to increase yield of desired product by 23-41 EFFECT: simplifies the method, increases yield of desired product. 1 tbl

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Authors

Agadzhanjan Ts.E.

Saakjan G.S.

Dates

1995-08-20Published

1988-01-25Filed