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One-Pot Stereoselective Synthesis of Alkyl Z-2-[2-Amino-4-oxo-1,3-selenazol-5(4H)-yliden] Acetates |
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| Authors: | Ali Ramazani Ali Morsali Bijan Ganjeie Ali Reza Kazemizadeh Ebrahim Ahmadi |
| Institution: | 1. Chemistry Department , Zanjan Islamic Azad University , Zanjan, Iran;2. Chemistry Department , Zanjan University , Zanjan, Iran;3. Chemistry Department , Tarbiat Modarres University , Tehran, Iran;4. Chemistry Department , Zanjan Islamic Azad University , Zanjan, Iran;5. Chemistry Department , Zanjan University , Zanjan, Iran |
| Abstract: | Abstract Selenourea reacts with dialkyl acetylenedicarboxylates in acetone to form 1:1 adducts, which undergo a cyclization reaction to produce alkyl Z-2-(2-amino-4-oxo-1,3-selenazol-5(4H)-yliden) acetates in fairly good yields. The reaction is completely stereoselective. |
| Keywords: | 1 3-Selenazol acetylenic ester Michael addition selenourea stereoselectivity |