Fused pyrimidine derivativesFused pyrimidine derivatives R 0515 First Case of Ring-Chain Tautomerism of N-Unsubstituted 1,2,3,4-Tetrahydroquinazolines. -The product of condensation of 2-methylaminophenylamine (I) and acetoacetic acid morpholide (II) exists as a mixture of ring-chain tautomers. The ratio of the tautomeric forms significantly depends on the nature of the solvent. -(ZELENIN, K. N.; POTAPOV, A. A.; LAGODA, I. V.; ALEKSEEV, V. V.; SINKKONEN, J.; PIHLAJA, K.; Chem. Heterocycl.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.