111161-20-7Relevant academic research and scientific papers
NMR determination of the structure of azolopyrimidines produced from reaction of bidentate electrophiles and aminoazoles
Hassaneen, Huwaida M. E.,Hassaneen, Hamdi M.,Khiry, Sherif F. M.,Pagni, Richard M.
experimental part, p. 217 - 222 (2008/10/09)
A variety of aminoazoles were reacted with bidentate electrophiles producing azolopyrimidines. The regioselectivity of the nucleophilic attack could be defined from the 13C chemical shift of the pyrimidine carbons and through NOE experiments.
REACTIONS WITH α-THIOCARBAMOYLCINNAMONITRILES: SYNTHESIS OF PYRAZOLOPYRIMIDINES
Hussain, Sohair Mohamed,El-Reedy, Ahmed Mohamed,El-Sharabasy, Salwa Ahmed
, p. 241 - 246 (2007/10/02)
Whereas each of α-thiocarbamoyl- and α-cyanomalononitrile derivatives 1a and 1d reacted whith benzamidine (2) hydrochloride to give only 4-amino-6-(4-chlorophenyl)-2-phenyl-5-pyrimidine-carbonitrile (5a), they react with 5-amino-3-phenylpyrazole(6) to yie
