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!

220677-67-8

1-(4-CHLOROBENZYL)-1H-INDOLE-2-CARBOXYLIC ACID synthesis

6synthesis methods
-

Yield:220677-67-8 99%

Reaction Conditions:

with potassium hydroxide in ethanol at 20; for 24 h;

Steps:

4.2.3 Alkaline hydrolysis

General procedure: To a solution of ethyl ester (2mmol) in ethanol was added 1M KOH (4mL) and the mixture stirred for 24h at room temperature. Upon completion of the reaction which was monitored by TLC, the ethanol was evaporated from the mixture and the remaining water phase acidified with 1M HCl to pH ~3. The obtained precipitate was filtered off and dried at 75°C in an oven to afford compounds.

References:

Ke?ek Ple?ec, Kaja;Urban?i?, Dunja;Gobec, Martina;Peko?ak, Aleksandra;Toma?i?, Tihomir;Anderluh, Marko;Mlinari?-Ra??an, Irena;Jakopin, ?iga [Bioorganic and Medicinal Chemistry,2016,vol. 24,# 21,p. 5221 - 5234]