A New synthesis of functionalized imidazo[2,1-b][1,3]thiazines with thiohydantoins, isocyanides and dialkyl acetylenedicarboxylates
محورهای موضوعی : Journal of Chemical Reactivity and Synthesis
Pegah Mohagheghzadeh
1
,
Soheila Ghassamipoor
2
,
Mohammad Mehdi Ghanbari
3
,
Elham Ahmadi
4
1 - Young Researchers and Elite Club, Marvdasht Branch, Islamic Azad University, Marvdasht, Iran
2 - Young Researchers and Elite Club, Marvdasht Branch, Islamic Azad University, Marvdasht, Iran
3 - Young Researchers and Elite Club, Marvdasht Branch, Islamic Azad University, Marvdasht, Iran
4 - Young Researchers and Elite Club, Marvdasht Branch, Islamic Azad University, Marvdasht, Iran
کلید واژه: Thiohydantoin, Imidazo[2, 1-b][1, 3]thiazine, isocyanide, Acetylenedicarboxylate, Zwitterionic,
چکیده مقاله :
The reaction of stoichiometric amounts of dialkyl acetylenedicarboxylates with alkyl isocyanides and 5,5-diaryl thiohydantoins in toluene and catalytic amount of p-TSA afforded imidazo[2,1-b][1,3]thiazines in good overall yields