4,4′-Diamino Diphenyl Sulphone CAS NO 80-08-0

Basic Info

Model No.: X-CAS 80-08-0

Type: Pharmaceutical Intermediates

Appearance: Powder

Colour: White

MF:: C12H12N2O2S

Appearance:: White Powder

Boiling Point:: 511.7℃at 760 MmHg

MW: 248.30100

COA:: Available

Density:: 1.361 G/cm3

Purity: 99%min

Additional Info

Packaging: 25KG/DRUM

Productivity: 1000kg per Month

Brand: zhishang

Transportation: Ocean,Land,Air,Fedex

Place of Origin: Shandong, China (Mainland)

Supply Ability: in stock

Certificate: ISO CE

HS Code: 29309070

Port: Shanghai,Qingdao,Tianjin

Product Description

An antibacterial used in the treatment of dermatitis herpetiformis. Stable. Combustible. Incompatible with strong oxidizing agents. Storage conditions: ventilated low temperature and dry, separated from food raw materials.

Production methods

Will be 4, 4 ‘- dichloro diphenyl sulfone, ketone powder, chloride and acetone and ammonia to join the autoclave, heated to stir, in 170 ~ 202 ℃ and 3 mpa pressure, 14 h reaction, and then cooled to 60 ℃, by filtration, washing, drying in the coarse product of 4, 4’ – diamino diphenyl sulfone. The crude products are refined according to the use of the product. Such as crude product can be dissolved in 10% hydrochloric acid, add active carbon decoloring, filtering, cooling below 10 ℃, with sodium carbonate solution to adjust the pH to 2 ~ 2.5, centrifuge, washed to neutral, drying for a quick finished products. The yield is above 78%.

(1) it is the raw material for nitrochlorobenzene and sulfonate

(2) to feed on nitrochlorobenzene…

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1.Product Name:4,4′-Diamino Diphenyl Sulphone

2.CAS NO:   80-08-0
3.Application: Material for polysulfone amide and other polymers
4.Sample: With Free

  Product Application

9-Bromo-1-nonanol is used as organic intermediates.

Item Standard
Appearance White Crystalline Powder
Purity 99.5%min
Melting Point 177℃min
Loss On Drying 0.5%max




ZhiShang Chemical is owned by ZhiShang Group, is a professional new-type chemicals enterprise combined into  research and development, production and sales . The company’s competitive product is pharmaceutical raw materials and intermediates (especially carbohydrate derivatives Series), In recent years, the company has made a major breakthrough in food and feed additives, plant extraction, industrial chemicals industry . The company insists on the spirit of “sincere management, strict quality control, customer as god” , get consistent high praise from customers at home and abroad.

The production base is located in Zhangqiu chemical industry park and Tai’an high-tech chemical industry park. laboratory and workshop in strict accordance with the GMP standard and the product fit national ISO9001 and ISO2000 standards.

[Zhishang” products are exported to Europe, North and South America, the Middle East, Asia Pacific and Africa area, so as to establish a long-term and stable cooperation relationship with customer in the world.


Product expansion

1> Cosmetic Raw Materials: Cosmetics is a variety of raw materials through a reasonable deployment of processing from the compound mixture. Cosmetics with a wide range of raw materials, different performance. According to the Raw Material properties and uses of cosmetics, can be divided into matrix materials and auxiliary raw materials in two categories.

2> Active Pharmaceutical Ingredients(API): API refers to the raw materials in the production of various types of preparations, which is the active ingredient in powder,crystal and paste for medicine use through chemical synthesis,plant extract, and preparations of biotechnology institute.

3> Fragrance And Spices: Spices are an important part of fine chemicals, it is composed of natural spices, synthetic spices and single fragrance.

4> Organic Raw Material: Intermediates are also known as organic intermediates. The use of coal tar or petroleum products as raw materials to produce dyes, resins, additives, and other intermediates.

5> Chemicals Used In Paints: Paint, the traditional Chinese name is paint. So-called coating is coated on the surface of the object that be protected or be adornment, and with the continuous film coating to form strong adhesion.

6> Pharmaceutical Intermediates: The so-called pharmaceutical intermediates, refers to the production of pharmaceutical products in the process, the use of raw materials, materials, accessories and other intermediate products.

7> Agricultural Chemicals: Research and agriculture related chemical, including pesticide, plant growth regulator, fertilizer, compound fertilizer, herbicide etc.

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