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O-chloro-p-nitroaniline
Classification:
keywords:
Mingpu,Dyes
Tel：86-0575-82735818
E-mail：337103698@qq.com
Details
nature:
Yellow needle crystal. Melting point 108 ℃. Soluble in ethanol, ether and benzene, slightly soluble in water and strong acid, insoluble in crude gasoline.
Preparation method:
P-nitroaniline was chlorinated with hydrochloric acid and sodium hypochlorite. The reaction product is filtered, washed and dried to obtain the finished product.
Purpose:
Intermediates of dyes and pigments, such as disperse red B and silver ink R. It is also used as a pharmaceutical intermediate, such as xuefang-67 paste.
Security:
1. This product is toxic. Its toxicity and protection method are similar to that of o-nitro-p-chloroaniline.
2. Packed in iron drums or plastic bags, 50kg per barrel (bag). Store in a cool and ventilated place. Store and transport according to the regulations on toxic substances.
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