Product details
Bulk supply and Contract manufacturing of Fine Chemicals,Pharmaceutical Intermediates,APIs from kilos to tons
4-aminobenzenesulfonic acid_121-57-3

4-aminobenzenesulfonic acid

  • CAS:


  • Synonym:

    4-aminobenzenesulfonic acid
    Sulfanilic Acid
    4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid
    4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid,Sulfanilic acid
    4-Aminobenzenesulfonic acid,Sulfanilic acid
    4-Aminobenzenesulfonic acid


Chemical Name:  4-aminobenzenesulfonic acid
Synonyms:Sulfanilic Acid
4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid
4-Aminobenzenesulfonic acid,Aniline-4-sulfonic acid,Sulfanilic acid
4-Aminobenzenesulfonic acid,Sulfanilic acid
4-Aminobenzenesulfonic acid
Molecular Formula:C6H7NO3S
Molecular Weight:173.19000
Physical and Chemical Properties:
Boiling point:500ºC
Melting point:>300 °C(lit.)
Flash point:/
Index of Refraction:1.630
Appearance:White crystal
Packing:25Kg/bag or according to customer requirements
Storage:The warehouse is ventilated at low temperature and is stored separately from the food materials.
Application:For the production of dyes

Our unique, open innovation partnerships have led to the development of creative strategies and new technologies, giving our customers a distinct market advantage. We build business by creating the best performance chemicals through innovation and collaboration with our partners.Adhering to the "quality-oriented, customer first, integrity management, professional services" business purposes.Since the establishment of the company, it has established good and stable cooperative relations with many domestic and foreign pharmaceutical companies.Strict quality control platform for strict quality identification of synthetic products.By following our guiding principles of Samples, Quotes, Literature, and Innovation, we are able to make continual process improvements for customers.

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Laboratory in Ningbo
Our company's R&D company, Ningbo Gino Chemical Co., Ltd. was established in December 2011. we have several fume hoods and kilogram laboratory, and have purchased 20L, 50L reactors and as a preliminary pilot manufacturing of the products. At the same time, We mobilized external resources to establish a pilot facility in Henan Zhumadian and Anhui Anqing, and cooperating with Shandong Zibo and Jiangsu Changzhou factories as a large production facility for our products.

Factory in Shanxi Province
At the end of 2017, We invested workshop in Xinjiang County Longzhou Chemical Co., Ltd., Xinjiang County Coal Mine Park, Yuncheng, Shanxi. The first phase of the reactors were 30* 2000L~5000L, The contract output value is 50 million annually, factory has passed the audit from public listed company domestic and abroad.

Factory in Shandong Province
The production base of liquid rectification chemical products located in Liaocheng, Shandong Province is the main outsourcing production base of our company. The products are sold to leading enterprises and listed companies in the carcass industry for many years. The production, quality and service are stable, delivery is timely, and some individual products are covering 90% of the market.

Factory in Henan Province
In year 2020, We invested workshop in Henan province, the workshop consists of 50*2000L~5000L reactors, The types of reactions that can be manufacturer there are: bromination, cyanidation, and conventional reactions.

Disclaimer: Certain products are for research use only. Not for diagnostic or therapeutic use. Not for human use. INNOPHARMCHEM does not sell to individuals. INNOPHARMCHEM does not warrant that the use or sale of the products delivered under will not infringe the claims of any China or other patents covering the product itself or the use thereof in combination with other products or the operation of any process.