Manufactur standard 2-Phenylacetamide - 4-Amino-3,5-Dichloroacetophenone CAS37148-48-4 – Kaimubuke
Manufactur standard 2-Phenylacetamide - 4-Amino-3,5-Dichloroacetophenone CAS37148-48-4 – Kaimubuke Detail:
3, 5-dichloro-4-aminoacetophenone, which is a beige crystal. Melting point of 158-160 ℃. Insoluble in cold water, slightly soluble in hot water, soluble in ethanol, ether, benzene and other organic solvents.
Production method: chlorination of aminoacetophenone. Add p-aminoacetophenone and acetic acid (80%) into the reaction pot, stir to dissolve, quickly add chlorine-containing glacial acetic acid solution, feed temperature 5℃, add, immediately put into ice water precipitation, filtration, water washing, the obtained crude product with ethanol recrystallization, the finished product.
Application: The product is an intermediate in the synthesis of antitussive and antiasthmatic drug clasthenin.
CAS | 37148-48-4 | Name | 4-Amino-3,5-dichloroacetophenone |
Appearance | yellow powder | MF | C8H7Cl2NO |
Purity | 99%min | EINECS No | 253-368-1 |
Application | Pharmaceutical /industrial/animal and so on | Grade | EP,USP,CP,JP |
Boiling point | 351.5±42.0 °C at 760 mmHg
|
Melting point | 162-166 |
density | 1.4±0.1 g/cm3
|
Molecular Weight | 371 |
Product detail pictures:
Related Product Guide:
We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for Manufactur standard 2-Phenylacetamide - 4-Amino-3,5-Dichloroacetophenone CAS37148-48-4 – Kaimubuke , The product will supply to all over the world, such as: Paraguay, Greece, Iraq, Our company follows laws and international practice. We promise to be responsible for friends, customers and all partners. We would like to establish a long-term relationship and friendship with every customer from all over the world on the basis of mutual benefits. We warmly welcome all old and new customers to visit our company to negotiate business.
By Jeff Wolfe from Ghana - 2018.12.10 19:03
The supplier cooperation attitude is very good, encountered various problems, always willing to cooperate with us, to us as the real God.
By Deborah from Swiss - 2018.09.12 17:18
Write your message here and send it to us