Zur Bromierung basischer N-Arylcarbamidsäureester
✍ Scribed by Joachim Berner; Ulrich Fickel; Klaus Heutzenröder
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2010
- Weight
- 151 KB
- Volume
- 18
- Category
- Article
- ISSN
- 0044-2402
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📜 SIMILAR VOLUMES
**Note on the Preparation of __N,N__‐Disubstituted Aliphatic Thiocarboxamides, __N__‐Substituted Thiolactams, and Aromatic Thiocarboxylates** Hydrogen sulfide reacts with the __N,N__‐dimethylformamide acetal **1** to give __N,N__‐(dimethyl)thioformamide (**2a**). The thioamides **2a–e** and the thi
## Abstract Durch Alkylierung von Thioaniliden entstehen die Thioimidsäureester **1a**, die bei geeigneter Substitution mit den Keten‐S,N‐acetalen **1b** in einem Tautomeriegleichgewicht stehen. Am Beispiel der [(Arylimino)(methylthio)methyl]malonsäure‐diäthylester IN‐Aryl‐diäthoxy‐carbonyl(thioace
2-BromoethoxycarbonyI modified amino acids were reacted with pyridine, 4-picoline and poly(4-vinylpyridine) to yield the corresponding 2-(N-pyridinio)ethoxycarbonyl derivatives as water-soluble amino-protecting groups. The kinetics and activation energies of basicly induced cleavage of the amino aci