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p-Toluenesulfonic acid

BGC Id:670864174017
CAS No:104-15-4
Synonyms:eltesol ; tsa-65m ; ptsa ; tl65ls ; tl65 ; tsa-65w ; ptsa 70 ; tsa-95 ; tsa-hp ; tsa-mh
Molecular Formula:C7H8O3S
Molecular Weight:172.2
EINECS:203-180-0
Structural Formula

2025 - The most valued supplier

The following 24 notable providers have been checked and can be recommended.
Chemical-Suppliers
Senzhuo Industry
Purity : 96% 97% 98% 99% 70% Spec 1 : white crystal Application : It is widely used as stabilizer for synthesis of medicine, pesticide, polymerization and catalyst for organic synthesis (esters, etc.). It is used as intermediate of medicine and coating, resin curing agent and electroplating intermediate.
Chemical-Suppliers
Sancai Industry
Appearances   White crystal Assay   ≥ 95% Free Acids   ≤ 2.5% Fe Assay   ≤ 30ppm Moisture   ≤ 3%
Chemical-Suppliers
Zehao Industry
Assay:99.0%min

Chemical-Suppliers
Leap Chem
Molecular Formula: C7H8O3S Molecular Weight: 172.2 Hazard Symbols: C UN Number: 2585 PackingGroup: III HS Code: 29163990
Chemical-Suppliers
Getchem
Melting point: 106 ~ 107 ℃ The boiling point: 116 ° C Density :1.07 Refractive index: 1.3825-1.3845 Flash point: 41 ° C Storage conditions: Flammables area Storage and transportation conditions: warehouse ventilation low temperature drying; and alkali stored separately. Water solubility:soluble Description: PTS, is a non-oxidizing organic strong acid, white needle or powder crystal, soluble in water, alcohol , Ethers and other polar solvents. Easy deliquescence, easy to make wo
Chemical-Suppliers
BuGuCh & Partners
Melting point: 106 ~ 107 ℃ The boiling point: 116 ° C Density :1.07 Refractive index: 1.3825-1.3845 Flash point: 41 ° C Storage conditions: Flammables area Storage and transportation conditions: warehouse ventilation low temperature drying; and alkali stored separately. Water solubility:soluble Description: PTS, is a non-oxidizing organic strong acid, white needle or powder crystal, soluble in water, alcohol , Ethers and other polar solvents. Easy deliquescence, easy to make

The last intensive check and update was carried out on 2025/11/10.

Identify

Synonyms:
eltesol ; tsa-65m ; ptsa ; tl65ls ; tl65 ; tsa-65w ; ptsa 70 ; tsa-95 ; tsa-hp ; tsa-mh
CAS:
104-15-4
EINECS:
203-180-0
Molecular Formula:
C7H8O3S
MDL:
MFCD00064387
SMILES:
C1=CN(C=C1)CC2=CN=CC=C2

Properties

Molecular Weight:
172.2 g·mol−1
Density:
1.07
Melting point:
106~107°C
Boiling point:
116 °C
Flash point:
41 °C
Solubility:
Soluble in water (~670 mg/ml), ether, and alcohol.
download Download Molfile for :
p-Toluenesulfonic AcidDISCONTINUED

Suppliers

Nanjing Ningkang Chemical Co., Ltd.

Company type: Producer
We are a comprehensive enterprises integrated manufacture with trade owning years of abundant experience in Chemical line. PTSA hydrate will be also provided by us. Our products include inorganic chemicals, orgnic intermediates, pharmaceutical intermediates, antioxidants etc.
Country: P.R.China   Phone: +86 25 8530 7549   Telefax: +86 25 8549 3023

Klaus F. Meyer GmbH

Company type: Internat. trading company
Country: Germany
Phone: +49-6237-2023
Telefax: +49-6237-2026
Established in 1982, the company Klaus F. Meyer GmbH (KFM) based in Fussgoenheim developed from a one-man business to a renowned supplier of chemical raw materials, fine chemicals, chemical intermediates and chemical specialties for the pharmaceuticals, photographic, agricultural, paints & coatings, fragrances, cosmetic, textile and general chemical industry. Klaus F. Meyer GmbH is a seller of Pivaloyl chloride. 2005 KFM founded an own office in Shanghai-Puxi, China where two Chinese employees are successfully sourcing chemical ...

Senzhuo Industry Co.,Ltd

Senzhuo Industry Co., Ltd. (“Senzhuo”) established in 2009, is a key chemical manufacturer and supplier in China. We are engaged in supply high quality pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. We also customize high value-added chemicals and intermediates for the customer. Senzhuo industy Co.,Ltd factory located in both Zhangqiu industrial zone and Jiangshu industrial zone. Sales office in Jinan city ...
Country: P.R.China
Phone: +86-15165036020
Telefax: +86-88902568

Refine Chemical Co.,Ltd.

Company type: Producer
Refine Chemical Co.,Ltd. is a manufacturer and exporter for chemical material. We supply our chemical product Barium fluoride. We have diversified activities in R&D, application development, production, sales and also trading. Our factory was established in September of year 2000 with total area 150,000 square meters, we specialize in the business of organic intermediate, daily chemical, chemical additive, and fine chemicals. Our company has passed ISO9001, ISO14001 quality and environmental management system certification ...
Country: P.R.China   Phone: +86 15665752805   Telefax: +86 15665752805

OPQ Chemical Co., Ltd

Company type: Producer
Country: P.R.China
Phone: +86-17615852982
OPQ Chemical is a high tech enterprise,located in China Spring city(Jinan).Mainly engages in the development and production of phenolic and quinones,additive agents, dying stuffs, and pesticide intermediates,and also has been involved in other fine chemicals,cosmetic raw materials etc.And actively practices the business philosophy of "MY heart, let you feel more assured". Ammonium pentaborate 8-hydrate will be also provided by us. OPQ has international advanced production technology and equipment, the company's marketing network thro ...

Simagchem Corporation

Your partner in China for chemicals business. Expertize in supplies and sources of fine, specialty, pharmaceutical chemicals and intermediates. WE offer high quality products and JIT services with instant market intelligence in China, custom synthesis in our 3 production sites, famous principals as Brenntag, Univar,S inopec, Grace, Petrobras, DKSH, Formitex, Evonik, Merck, TCI, Sanofi, Chemo with creditable reputation and business cooperation. Simagchem Corporation also offers 18-Crown-6.
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 2680 277
Telefax: +86 592 2680 237

Anderson & Steinssen Inc

Company type: Bulk chemical supplier
Anderson & Steinssen Inc is a seller of Ytterbium chloride anhydrous. Anderson & Steinssen Inc is a new materials supplier with technology information sharing, THE BEST INGREDIENTS
Country: USA   Phone: +1 206 556 7669   Telefax: +1 425 5299207

Sancai Industry Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88913079
Telefax: +86-531-88913079
Sancai Industry is involved in supplying of fine chemicals, food and nutrition,personal care, medical intermediate etc, We can also customize chemicals for our customers.Taking advantage of innovative technology and excellent talents and through over 15 years of development,We have stabled good relation with clients in and abroad. In order to be competitive on the market. 2-Amino-3-(trifluoromethyl)pyridine is also served by Sancai Industry Co.,Ltd.. We have established the global marketing network, independent research center, testing center, and key ...

Shandong Lanhai Industry Co.,Ltd.

Shandong Lanhai Industry Co., Ltd established in 2015. The headquartered located in the beautiful Spring city Jinan. The company's factory is located in Coal Chemical Industrial Park, Juye County, Heze City Shandong province.Lanhai Industry is a high-tech enterprise in Shandong Province. The company integrates science, industry and trade, specializing in the research, development, production and operation of fluorosilicone products, OLED intermediates and agricultural fertili ...
Company type: Producer
Country: P.R.China
Phone: +86-15953182965

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners. We provide Oxycodone as well.
Country: P.R.China   Phone: +86 13583185792   Telefax: +86 531 88905468

Shandong Minglang Chemical Co., Ltd

Company type: Producer
Country: P.R.China
Phone: +86-13220566916
Telefax: +86 531 58990167
Minglang Chemical is owned by Minglang Group,is a large manufacturer of fine chemicals and cosmetic materials that integrates R&D,production and sales together.It is located in the east of the Nanwang Economic Development District in Linzi,and the west of it is Qilu Petroleum Chemical Group,the east of it is Zijiang Road and the transportation is convenient.The enterprise covers an area of 9,000 square meters and the building area can be 3,200 square meters. In recent years,t ...

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. Bisphenol-A cyanate ester will be also provided by us. Our capabilities are comprised of our manufacturi ...
Country: P.R.China
Phone: +86-531-88909322
Telefax: +86-531-88909322

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Lori industry Co., Ltd was established in 2002 years. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . We sell Hexafluorotitanic acid as well. Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...
Country: P.R.China   Phone: +86-13011713125   Telefax: +86-13011713125

Finetech Industry Limited

Company type: Producer
Country: P.R.China
Phone: +86-27-8746 5837
Telefax: +86-27-8777 2287
Finetech Industry Limited is a company in England,which specializing in developing, manufacturing and marketing fine organic compounds and intermediates for the pharmaceutical industry. Most of our products were exported to the North America, Europe and Oceania. Additionally Methyl N-[(2S,3R)-1-[(2S)-2-[6-[(2R,5R)-1-[3,5-difluoro-4-[4-(4-fluorophenyl)piperidin-1-yl]phenyl]-5-[6-fluoro-2-[(2S)-1-[(2S,3R)-3-methoxy-2-(methoxycarbonylamino)butanoyl]pyrrolidin-2-yl]-3H-benzim is supplied by us. Our factory is in China,we supply Fluorochemicals, Pyrimidines, Pyridines, Amines, Nitriles, Carboxylic Acids or Ester, Phenols or Alcohols, Aldehydes, Piperidines, Piperazines, Pyrazines, Boric Acids, Amino Acids, ...

Dayang Chem (Hangzhou) Co.,Ltd.

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. (6-Bromo-2-pyridinyl)boronic acid will be also provided by us. 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 ...
Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652

Nantong Xindao Biotech Ltd

Company type: Leading producer
XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. Barium(II)isopropoxide is also served by Nantong Xindao Biotech Ltd. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Country: P.R.China   Phone: +86 19033786557  

Hangzhou Lingrui Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-571-88092529
Telefax: +86-571-87334908
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. Glycerol monooleate is also served by Hangzhou Lingrui Chemical Co., Ltd.. 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 ...

Capot Chemical Co., Ltd.

Welcome to Capotchem • Established in 1996 ,Capot Chemical Co.,Ltd is a fine organics manufacturing facility which located in Hangzhou,P.R.China. We produce a wide range of organics, especially fluorine, boronic acids, amino acids, unnatural amino acids, peptide, cross linkers, organocatalysts, chiral building blocks, heterocyclic compounds and other active pharmaceutical ingredients compounds. tert-Butyl (2R,3S)-(-)-6-oxo-2,3-diphenyl-4-morpholinecarboxylate is also served by Capot Chemical Co., Ltd.. We are certified to the ISO 9001:2000 Standards, have a safety management syste ...
Company type: Leading producer
Country: P.R.China
Phone: +86-571-85586718
Telefax: +86-571-85864795

Shandong SanYoung Industry Co., Ltd

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. We are seller of (9-Phenyl-9H-carbazol-3-yl)boronic acid. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. Our company has a large number of customers with good reputation at home and abroad, ...
Country: P.R.China   Phone: +86 155-64526813   Telefax: +86 531-56897532

Xingrui Industry Co., Limited

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. Additionally Dichlorodiethylsilane is supplied by us. 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 ...

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 ...
Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658

Skyrun Industrial Co., Ltd.

Company type: 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. We have expanded a compositive entity from initially only as a small manufacturer. We have extensive knowledge of domestic and international pharmaceutical markets. Additionally 2-(Perfluorobutyl)ethyl methacrylate is supplied by us. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Country: P.R.China   Phone: +86-576-84015261   Telefax: +86-576-84015261

Haihang Industry Co., Ltd.

Country: P.R.China
Phone: +86 13386404752
Telefax: +86-531-85821093
Haihang Industry Co., Ltd.,is a leading producer and supplier of chemicals industry in china. By integrating people, technology and potential, we endeavor to make contribution to the betterment of human society. Additionally 5-Fluoro-1-indanone is supplied by us. We develop, produce and distribute high quality pharmaceutical chemicals, special chemicals and other fine chemicals.

BuGuCh & Partners

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Company type: Producer
Country: Germany

Safety Information

Hazard Classes:
8
Risk Codes:
34-10 (R)
Safety Codes:
45-26-23 (S)
RID / ADR:
2585
Storage temperature:
Flammables area

What other providers are available for CAS 104-15-4?

In addition to the providers presented here for p-Toluenesulfonic acid with the CAS number 104-15-4, there are other 32 providers with slightly different product names available for this CAS number.

Nanjing Ningkang Chemical Co., Ltd. +3 additional providers that we know from the past
+1 additional providers that we know from the past
Zouping Mingxing Chemical Co., Ltd. +1 additional providers that we know from the past
B.M.P. Bulk Medicines & Pharmaceuticals GmbH | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | BIOZOL Diagnostica Vertrieb GmbH | BuGuCh & Partners +5 additional providers that we know from the past
+1 additional providers that we know from the past
+1 additional providers that we know from the past
Leap Chem Co., Ltd +4 additional providers that we know from the past
Anderson & Steinssen Inc +6 additional providers that we know from the past
+1 additional providers that we know from the past




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