6050-42-6Relevant articles and documents
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Gutorov,Golovchinskaya
, (1967)
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3,7-DIALKYL-8-ALKYL- OR -ARYL-3,7-DIHYDROPURINE-2,6-DIONES
Rybar, Alfonz,Hesek, Dusan,Szemes, Fridrich,Alfoeldi, Juraj,Tegza, Marian
, p. 2257 - 2269 (2007/10/02)
3,7-Dialkyl-8-alkyl- or -aryl-3,7-dihydropurine-2,6-diones XII-XIV were synthesized from 5-alkylamino-6-amino-1-alkyl-2,4(1H, 3H)-pyrimidinediones VII-IX by three methods: the first is based upon an acid catalyzed cyclization of the starting derivatives V