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Methylenaktive Nitroverbindungen, 3. Darstellung von 3-Amino-2-nitroacrylsäure-Derivaten und Nitro-4H-pyrido[1,2-a]pyrimidinen aus Nitroessigsäure-ethylester

✍ Scribed by Wolfbeis, Otto S.


Publisher
Wiley (John Wiley & Sons)
Year
1977
Tongue
English
Weight
740 KB
Volume
110
Category
Article
ISSN
0009-2940

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4-Amino-1,5-dihydro-2H-pyrrol-2-one aus
✍ Martin Hugener; Heinz Heimgartner 📂 Article 📅 1995 🏛 John Wiley and Sons 🌐 German ⚖ 589 KB

4‐Amino‐1,5‐dihydro‐2__H__‐pyrrol‐2‐ones from Boron Trifluoride Catalyzed Reactions of 3‐Amino‐2__H__‐azirines with Carboxylic Acid Derivatives Reaction of 3‐amino‐2__H__‐azirines 1 with ethyl 2‐nitroacetate (6a) in refluxing MeCN affords 4‐amino‐1,5‐dihydro‐2__H__‐pyrrol‐2‐ones 7 and 3,6‐diamino‐2