Reactivity of p-Phenyl Substituted β-Enamino Compounds Using K-10/Ultrasound. Part 1. Synthesis of Pyrazoles and Pyrazolinones. -In order to examine the reactivity of the electrophilic center in the β-enamino ketones (I) and esters (VI) these compounds are reacted with hydrazine and methylhydrazine
ChemInform Abstract: α-Bromination of β-Enamino Compounds Using K-10.
✍ Scribed by Mara E. F. Braibante; Hugo T. S. Braibante; Giovanni B. Rosso; Juliano K. da Roza
- Publisher
- John Wiley and Sons
- Year
- 2010
- Weight
- 31 KB
- Volume
- 33
- Category
- Article
- ISSN
- 0931-7597
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Reactivity of p-Phenyl Substituted β-Enamino Compounds Using K-10/Ultrasound. Part 1. Synthesis of Pyrazoles and Pyrazolinones. -In the reaction with unsubstituted hydrazine it is not clarified which of the both forms (II) or (III) is obtained. -(VALDUGA, C.
The Use of K-10/Ultrasound in the Selective Synthesis of Unsymmetrical β-Enamino Ketones. -Dispersing 1,3-diketones (I), (IV), or (VI) and amines (II) on montmorillonite K-10 and subsequent controlled mild ultrasound irradiation results in highly selective formation of unsymmetrical β-enamino keton
## Abstract The reactivity of the β‐enamino ketones, 3‐amino‐1‐(__p__‐phenyl‐substituted)‐2‐buten‐1‐ones 1a‐d and β‐enamino esters, ethyl 3‐amino‐3‐(__p__‐phenyl‐substituted)‐2‐propenoates 5a‐d was systematically studied when allowed to react with hydrazine and methylhydrazine under solid support K