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p-Nitrotoluene-o-sulfonic acid

BGC Id:	810164786092
CAS No:	121-03-9
Synonyms:	5-nitro-o-toluenesulfonicaci ; 5-nitro-o-toluenesulfonicac ; 4-nitrotoluenesulfonic acid ; 4-nitro-o-toluenesulfonicacid ; 4-nitro-2-sulfotoluene ; labotest-bb lt00052933 ; pntos ; 4-nitrotoluol-2-acid ; toluenesulfonic acid, 5-nitr ; p-nitrotoluene sulfonic acid
Molecular Formula:	C7H7NO5S
Molecular Weight:	217.2
EINECS:	204-445-3

The most competitive supplier in 2025

The following 2 notable providers have been checked and can be recommended.

Xingrui Industry

BIOZOL Diagnostica Vertrieb

What other providers are available for CAS 121-03-9?

The last intensive check and update was carried out on 2025/02/21.

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Synonyms:

5-nitro-o-toluenesulfonicaci ; 5-nitro-o-toluenesulfonicac ; 4-nitrotoluenesulfonic acid ; 4-nitro-o-toluenesulfonicacid ; 4-nitro-2-sulfotoluene ; labotest-bb lt00052933 ; pntos ; 4-nitrotoluol-2-acid ; toluenesulfonic acid, 5-nitr ; p-nitrotoluene sulfonic acid

CAS:

121-03-9

EINECS:

204-445-3

Molecular Formula:

C7H7NO5S

MDL:

MFCD00024914

Properties

Molecular Weight:

217.2 g·mol−1

Melting point:

135 °C

Suppliers

Xingrui Industry Co., Limited

type bedrift: Leading producer

Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. 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. Vi selger Ethylenediaminetetraacetic acid (EDTA) også. 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 ...

land: P.R.China telefon: +86-531-88980365 Fax: +86-531-88980365

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BIOZOL Diagnostica Vertrieb GmbH

type bedrift: Supplier of chemical products

land: Germany
telefon: +49-871-966346-0
Fax: +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. 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. I tillegg (S)-N-[3-Methyl-1-[(2-naphthylamino)carbonyl]butyl]benzamide er levert av oss. We are supplying and producing lab quantities from tiny qua ...

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Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

34-41-43-36-22 (R)

Safety Codes:

26-36/37/39-39-36/37 (S)

RID / ADR:

3261

RTECS:

DB7175000

What other providers are available for CAS 121-03-9?

In addition to the providers presented here for p-Nitrotoluene-o-sulfonic acid with the CAS number 121-03-9, there are other 49 providers with slightly different product names available for this CAS number.

PNTOS

+1 additional providers that we know from the past

PNTSA

+2 additional providers that we know from the past

p-Nitrotoluene sulfonic acid

BuGuCh & Partners +3 additional providers that we know from the past

4-Nitrotoluene-2-sulfonic acid

2-Methyl-5-nitrobenzene sulfonic acid

Shanghai Mintchem Development Co., Ltd. | Hangzhou Keying Chem Co., Ltd. | Hangzhou Lingrui Chemical Co., Ltd. | Carbone Scientific Co., Ltd. | Leap Chem Co., Ltd +10 additional providers that we know from the past

4-Nitrotoluene-2-sulfonic acid hydrate

+5 additional providers that we know from the past

Pntosa (2-methyl-5-nitrobenzene sulfonic acid)

+1 additional providers that we know from the past