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One-Pot Transformation of Trichloroacetamide into Readily Deprotectable Carbamates.

✍ Scribed by Toshio Nishikawa; Daisuke Urabe; Miho Tomita; Takashi Tsujimoto; Tomoko Iwabuchi; Minoru Isobe


Publisher
John Wiley and Sons
Year
2006
Weight
31 KB
Volume
37
Category
Article
ISSN
0931-7597

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✦ Synopsis


Abstract

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One-Pot, Direct Incorporation of [11C]CO
✍ Jacob M. Hooker; Achim T. Reibel; Sidney M. Hill; Michael J. Schueller; Joanna S 📂 Article 📅 2009 🏛 John Wiley and Sons 🌐 English ⚖ 323 KB 👁 2 views

## Abstract **Why beat about the bush?** An operationally simple and mild reaction based on the direct fixation of ^11^CO~2~ with 1,8‐diazabicyclo[5.4.0]undec‐7‐ene (DBU) has been developed for the synthesis of ^11^C‐labeled carbamates at 75 °C within 10 minutes in radiochemical yields above 70 % (