221043-13-6Relevant articles and documents
Pyrimidine nucleus-containing compound and a medicament containing the same for a blood oxygen partial pressure amelioration, and a method for preparing the same
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Referential example 1, (2010/01/30)
A pyrimidine nucleus-containing compound represented by the formula (I): wherein ring A represents the ring of the formula (a): in which R1is a nitro group, an amino group, a substituted amino group or a halogen atom, or the ring of the formula (b): in which R1′is the group such as an alkyl group or an alkenyl group; R2to R5independently represent the group such as an alkyl group or an alkenyl group; with the proviso that at least one of R2to R5is an alkenyl group, or acid addition salts thereof.