Thiophene
Abdelhamid, A. O., H. F. Zohdi, and G. S. Mohamed,
"Utilization of Thiazolylacetonitriles in Synthesis of Thiophene, Thiazole, Pyrazolo[1,5-a]pyrimidine and Pyrazolo[5,1-c]triazine Derivatives",
Heteroatome Chem., vol. 10, pp. 508-516, 1999.
Zohdi, H. F., W. W. Wardakhan, S. H. Dose, and R. M. Mohareb,
"Convenient Heterocyclization Reactions with Ethyl 2-Amino-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate: Synthesis of Thiazole, Isoxazole, Pyrazole, Pyrimidine and Pyridazine Derivatives",
J. Chem. Res., pp. (S)440, (M)2526-2545, 1996.