Method of preparing adenine

Details Method of preparing adenine Method of preparing adenine

1983-02-04

1985-04-16

Rizzo, Nicholas S.

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

C07D43232

Patent

active

045117160

ABSTRACT:
In the preparation of adenine from hydrogen cyanide, formamide, an ammonium salt, and methyldisulfide, the formation of a polymer by-product is reduced by heating a reaction mixture comprising the formamide and ammonium salt in a closed vessel to a reaction temperature of about 50.degree.-180.degree. C., adding the hydrogen cyanide to the preheated mixture over a period of about 1-5 hours, and maintaining the reaction temperature until the reaction is complete.

REFERENCES:
patent: 4391977 (1981-12-01), Shin

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