天堂网亚洲,天天操天天搞,91视频高清,菠萝蜜视频在线观看入口,美女视频性感美女视频,95丝袜美女视频国产,超高清美女视频图片

Welcome to chemicalbook!
Chinese English Japanese Germany Korea
400-158-6606
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

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]

1-(2,4,6-Trichlorophenyl)-3-amino-pyrazolin-5-one Related Search: