133637-95-3Relevant academic research and scientific papers
Regioselective and enantiospecific synthesis of 6-substituted and 5,6-disubstituted hexahydropyrimidines
Garratt,Thorn,Wrigglesworth
, p. 691 - 694 (1991)
The preference for 5- over 6-membered rings in the intramolecular cyclisation of amines with diesters can be partially overcome with mixed methyl (or benzyl), tert-butyl diesters, and this effect is enhanced where there is a β-substituent. The hexahydropy
