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BGC » Chemicals A-Z » 4-Aminotoluene-3-sulfonic acid
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4-Aminotoluene-3-sulfonic acid

BGC Id:490163905085
CAS No:88-44-8
Synonyms:4b acid ; 4-aminotoluol-3-sulfonsure ; 5-methylorthanilic acid ; toluidine-sulfonicacid ; 4b acid, pure ; p-toluidine-2-sulfonicscid ; ptmsa ; p-toluidine-m-sulfonic acid ; red4bacid ; ptms
Molecular Formula:C7H9NO3S
Molecular Weight:187.22
EINECS:201-831-3
Structural Formula

The most competitive supplier in 2025

The following 11 notable providers have been checked and can be recommended.
Chemical-Suppliers
BLD Pharmatech
Smile code: O=S(C1=CC(C)=CC=C1N)(O)=O MDL Number: MFCD00007908 Purity : 98% Available in stock: 21485 g
Chemical-Suppliers
Leap Chem
Molecular Formula: C7H9NO3S Molecular Weight: 187.22 Hazard Symbols: T,C,Xi UN Number: UN 2585 8/PG 3 WGKGermany: 2 PackingGroup: III HS Code: 29214300

The last intensive check and update was carried out on 2025/07/31.

Identify

Synonyms:
4b acid ; 4-aminotoluol-3-sulfonsure ; 5-methylorthanilic acid ; toluidine-sulfonicacid ; 4b acid, pure ; p-toluidine-2-sulfonicscid ; ptmsa ; p-toluidine-m-sulfonic acid ; red4bacid ; ptms
CAS:
88-44-8
EINECS:
201-831-3
Molecular Formula:
C7H9NO3S
MDL:
SMILES:
C1=CC(=CC=C1C2=CN=C(O2)CCl)Cl

Properties

Molecular Weight:
187.22 g·mol−1
Density:
1.49 g/cm3 at 25° C
Melting point:
300 °C
Boiling point:
>350° C
Physical Description:
beige crystalline powder

Suppliers

Shanghai Mintchem Development Co., Ltd.

公司類型: Leading producer
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國家: P.R.China   打電話: +86-21-68451592   傳真: +86-21-68450923

Xingrui Industry Co., Limited

公司類型: Leading producer
國家: P.R.China
打電話: +86-531-88980365
傳真: +86-531-88980365
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. 我們賣Behenyl trimethyl ammonium chloride的。 The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. 我們是賣方Monomethyl 5-nitroisophthalate。 We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
公司類型: Producer
國家: P.R.China
打電話: +86 571 88026825
傳真: +86 571 88282557

Zehao Industry Co., Ltd.

The Shepherd Chemical Company was founded in Norwood, Ohio, in 1916. We are a fourth-generation company and a custom manufacturer of Inorganic Metal Salts and Organic Metal Compounds to the global marketplace. Our long-standing success is built upon technical expertise, supplier reliability, and customer relationships. Our goal is to supply the marketplace with high quality metal compounds as standard or customized products. 還擔任Ethyl butyrate由Zehao Industry Co., Ltd.。 Our capabilities are comprised of our manufacturi ...
國家: P.R.China   打電話: +86-531-88909322   傳真: +86-531-88909322

Dayang Chem (Hangzhou) Co.,Ltd.

公司類型: Leading producer
國家: P.R.China
打電話: +86-571-88938639
傳真: +86-571-8893-8652
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. 我們提供N-Benzylacetamide的。 We have an own factory and share enterprises. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...

Hangzhou Lingrui Chemical Co., Ltd.

Established in 2010, located in Hangzhou Qinglan science park, lingruichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. In our R&D centre, we have a staff of skilled and experienced research chemists. This has enabled us to meet the special requirements of our customers and it has enabled us to provide quality products at competitive prices. Lingrui’s credo is committed to your reliable business partne ...
公司類型: Producer
國家: P.R.China
打電話: +86-571-88092529
傳真: +86-571-87334908

Xiamen Equation Chemical Co.,Ltd

公司類型: Bulk chemical producer
Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. 我們供應商4-Phenoxybenzoic acid。 We are committed to provide experienced high quality product and JIT performance to benefit our customers.
國家: P.R.China   打電話: +86 592 6515854   傳真: +86 592 6515854

BLD Pharmatech Ltd

公司類型: Supplier
國家: P.R.China
打電話: +86-21-61629022
傳真: +86-21-50201702
Founded in 2014 and headquartered in Shanghai, China, BLD Pharmatech Ltd. with more than 600,000 items, scale up manufacture and custom services is a leading manufacturer and supplier of diversified research chemicals in the industry. 我們提供2,5-Dibromopyrazine的。 Our considerable stock of a wide range of laboratory chemicals, from heterocycles, boron acids, amino acids, metal catalysts to chiral compounds, is ready for worldwide shipping. The ISO certifications and DUNS registration are our testimonie ...

Leap Chem Co., Ltd

LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...
公司類型: Bulk and laboratory supplier
國家: P.R.China
打電話: +852-30606658

Skyrun Industrial Co., Ltd.

公司類型: Leading producer
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. Skyrun Industrial Co., Ltd.賣家4-n-Butylbenzoic acid。 We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
國家: P.R.China   打電話: +86-576-84015261   傳真: +86-576-84015261

BIOZOL Diagnostica Vertrieb GmbH

公司類型: Supplier of chemical products
國家: Germany
打電話: +49-871-966346-0
傳真: +49-871-966346-13
Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. BIOZOL Diagnostica Vertrieb GmbH還提供Isodecyl oleate的。 We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...

Safety Information

Hazard Classes:
8
Risk Codes:
45-34-36 (R)
Safety Codes:
53-26-27-28-36/37/39-45-28A (S)
WGK Germany:
2
RID / ADR:
UN 2585 8 / PG 3
RTECS:
XT6320000

What other providers are available for CAS 88-44-8?

In addition to the providers presented here for 4-Aminotoluene-3-sulfonic acid with the CAS number 88-44-8, there are other 40 providers with slightly different product names available for this CAS number.

+2 additional providers that we know from the past
+2 additional providers that we know from the past
BuGuCh & Partners +4 additional providers that we know from the past
+5 additional providers that we know from the past
+6 additional providers that we know from the past
Simagchem Corporation | Xiamen Hisunny Chemical Co., Ltd. +11 additional providers that we know from the past
+2 additional providers that we know from the past
+4 additional providers that we know from the past




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