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Potassium Thiocyanate-Promoted One-Pot Synthesis of (1,3-Diaryl-2,5-dioxoimidazolidin-4-ylidene)acetates from Aryl Isocyanates and Alkyl Propiolates. Short Communication

✍ Scribed by Issa Yavari; Mehdi Sirouspour; Sanaz Souri

Publisher: John Wiley and Sons
Year: 2010
Tongue: German
Weight: 142 KB
Volume: 93
Category: Article
ISSN: 0018-019X
DOI: 10.1002/hlca.200900444

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✦ Synopsis

Abstract

The reaction of aryl isocyanates and alkyl propiolates (=alkyl prop‐2‐ynoates) in the presence of potassium thiocyanate (KSCN) led to geometric isomers of alkyl 2‐(1,3‐diaryl‐2,5‐dioxoimidazolidin‐4‐ylidene)acetates in moderate‐to‐good yields.

📜 SIMILAR VOLUMES

ChemInform Abstract: Potassium Thiocyana

ChemInform Abstract: Potassium Thiocyanate-Promoted One-Pot Synthesis of (1,3-Diaryl-2,5-dioxoimidazolidin-4-ylidene)acetates from Aryl Isocyanates and Alkyl Propiolates.

✍ Issa Yavari; Mehdi Sirouspour; Sanaz Souri 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 27 KB 👁 2 views

## Abstract The reaction of alkyl propiolates (I) with isocyanates (II) gives rise to a mixture of Z‐ and E‐hydantoins (III) and (IV), respectively.