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دسترسی آزاد مقاله
1 - Synthesis of imidazo[2,1-b]thiazole-3-carboxylate through the reaction of thiohydantoins and ethylbromopyruvate
Nasimeh Zarei Mohammad Mehdi Ghanbari Marzieh Jamali Mahboobeh Kiamarsi Pegah MohagheghzadehImidazo[2,1-b]thiazoles are obtaind in excellent yields from the addition reaction between thiohydantoin and ethylbromopyruvate. These imidazo[2,1-b]thiazoles in the presence of p-TSA in boiling toluene refluxed for 2.5 hours led to imidazo[2,1-b]thiazole-3-carboxylates چکیده کاملImidazo[2,1-b]thiazoles are obtaind in excellent yields from the addition reaction between thiohydantoin and ethylbromopyruvate. These imidazo[2,1-b]thiazoles in the presence of p-TSA in boiling toluene refluxed for 2.5 hours led to imidazo[2,1-b]thiazole-3-carboxylates in elimination reactions پرونده مقاله -
دسترسی آزاد مقاله
2 - Synthesis of Novel imidazo[2,1-b]thiazoles from thiohydantoins and Diethyl oxalate
Mahboobeh Kiamarsi Mohammad Mehdi Ghanbari Marzieh Jamali Nasimeh Zarei Yalda ShaabaniNovel imidazo[2,1-b]thiazoles were synthesized in good yield via a mild reaction of thiophenytoin and diethyl oxalatein the presence of 10% mol p-TSA.Novel imidazo[2,1-b]thiazoles were synthesized in good yield via a mild reaction of thiophenytoin and diethyl oxalatein the presence of 10% mol p-TSA. پرونده مقاله -
دسترسی آزاد مقاله
3 - reaction of thiohydantoins and ethylbromopyruvate for Synthesis of imidazo[2,1-b]thiazole 3-carboxylate
Nasimeh Zarei Mohammad Mehdi Ghanbari Marzieh Jamali Mahboobeh Kiamarsi Pegah MohagheghzadehImidazo[2,1-b]thiazoles are obtaind in excellent yields from the addition reaction between thiohydantoin and ethylbromopyruvate. These imidazo[2,1-b]thiazoles in the presence of p-TSA in boiling toluene refluxed for 2.5 hours led to imidazo[2,1-b]thiazole-3-carboxylates چکیده کاملImidazo[2,1-b]thiazoles are obtaind in excellent yields from the addition reaction between thiohydantoin and ethylbromopyruvate. These imidazo[2,1-b]thiazoles in the presence of p-TSA in boiling toluene refluxed for 2.5 hours led to imidazo[2,1-b]thiazole-3-carboxylates in elimination reactions پرونده مقاله -
دسترسی آزاد مقاله
4 - A New synthesis of functionalized imidazo[2,1-b][1,3]thiazines with thiohydantoins, isocyanides and dialkyl acetylenedicarboxylates
Pegah Mohagheghzadeh Soheila Ghassamipoor Mohammad Mehdi Ghanbari Elham AhmadiThe 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 yieldsThe 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 پرونده مقاله