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ChemicalBook CAS DataBase List 1-(2,4,6-Trichlorophenyl)-3-amino-pyrazolin-5-one
27241-31-2

1-(2,4,6-Trichlorophenyl)-3-amino-pyrazolin-5-one synthesis

4synthesis methods
-

Yield:-

Steps:

Multi-step reaction with 4 steps
1: acetic acid / 2 h / Ambient temperature
2: 95 percent / acetic acid / 1.5 h / Heating
3: 58 percent / KOH / ethanol / 10 h / Heating
4: 79 percent / anhydrous hydrogen chloride / ethanol / 1.5 h / Heating

References:

Kim, Chang-Kyu;Zielinski, Paul A.;Maggiulli, Cataldo A. [Journal of Organic Chemistry,1984,vol. 49,# 26,p. 5247 - 5250]

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