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Communication | Regular issue | Vol 19, No. 3, 1982, pp.493-497
Published online, 1st January, 1970
DOI: 10.3987/R-1982-03-0493
The Crystal and Molecular Structure of 4,6,6-Trimethyl-2-phenyl-1,6-dihydropyrimidine

Alexander L. Weis and Felix Frolow

*Department of Organic Chemistry, Weizmann Institute of Science, Rehovot 76100, Israel

Abstract

An X-ray crystallographic study of dihydropyrimidine (III) has shown that in the solid state it exists in the 1,6-dihydro form (IIIb). Both tautomers IIIa and IIIb were detected by an NMR study of III in a DMSO-d6 solutions.