Each compound has different characteristics, and only by selecting the characteristics of the compound suitable for a specific situation can the compound be applied on a large scale. 2244-11-3, name is Pyrimidine-2,4,5,6(1H,3H)-tetraone hydrate. This compound has unique chemical properties. The synthetic route is as follows. 2244-11-3
EXAMPLE 54 3,4-Dihydro-4-(4-methoxyphenyl)-3-oxoquinoxaline 2-carboxyureide To a solution of N-(4-methoxyphenyl)benzene-1,2-diamine (9.0 g) in ethanol (150 ml) was added a solution of alloxan monohydrate (6.7 g) in water (150 ml) and the mixture was stirred for 30 minutes. The precipitate was filtered off and recrystallized from glacial acetic acid giving the title compound mp 236-238 C. Analysis: 60.5%C; 4.4%H; 16.8%N; Requires: 60.4%C; 4.1%H; 16.6%N.
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Reference:
Patent; Fisons Limited; US4296114; (1981); A;,
Pyrimidine | C4H4N2 – PubChem,
Pyrimidine – Wikipedia