Niementowski quinazoline
SMARTS: [c:1](-[C;$(C-c1ccccc1):2](=[OD1:3])-[OH1]):[c:4](-[NH2:5]).[N;!H0;!$(N-N);!$(N-C=N);!$(N(-C=O)-C=O):6]-[C;H1,$(C-[#6]):7]=[OD1]>>[c:4]2:[c:1]-[C:2](=[O:3])-[N:6]-[C:7]=[N:5]-2
Conditions
Reactant 1: anthranilic acid.
Reactant 2: amide.
R1, R2: alkyl.
References
S. v. Niementowski, J. Prakt. Chem. 51, 564 1895
Other sources
Organic chemistry
Wikipedia