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Armstrong acid

BGC Id:701228329187
CAS No:81-04-9
Synonyms:naphthalene-γ-disulfonic acid ; 1,5-naphthalenedisul ; naphthalene-δ-disulfonic acid ; 1,5-naphthylenedisulfonicacid ; armstrong acid ; 1,5-disulfonic acid ; 1,5-naphthalene disulphonate ; 2-naphthylaminedisulfonicacid ; 1,5-naphthalenedisulfonic acid ; 5-naphthalenedisulfonic acid
Molecular Formula:C10H8O6S2
Molecular Weight:288.3
EINECS:201-317-9
Structural Formula

Verified providers in 2025

The following 3 notable providers have been checked and can be recommended.
Chemical-Suppliers
Leap Chem
Molecular Formula: C10H7NaO4S Molecular Weight: 246.21495

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

Identify

Synonyms:
naphthalene-γ-disulfonic acid ; 1,5-naphthalenedisul ; naphthalene-δ-disulfonic acid ; 1,5-naphthylenedisulfonicacid ; armstrong acid ; 1,5-disulfonic acid ; 1,5-naphthalene disulphonate ; 2-naphthylaminedisulfonicacid ; 1,5-naphthalenedisulfonic acid ; 5-naphthalenedisulfonic acid
CAS:
81-04-9
EINECS:
201-317-9
Molecular Formula:
C10H8O6S2
MDL:
MFCD00003996

Properties

Molecular Weight:
288.3 g·mol−1
Density:
~1.7 g/cm3 (Predicted)
Melting point:
242.5 °C
Boiling point:
525.77 °C (Predicted)
Physical Description:
white powder
download Download Molfile for :
1,5-Naphthalenedisulfonic Acid

Suppliers

Xingrui Industry Co., Limited

Type de compagnie: Leading producer
Xingrui Industry CO., LTD. is a professional manufacturing enterprise integrating R&D, production and sales. Nous vendons Iridium trichloride ainsi. 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 ...
pays: P.R.China   phone: +86-531-88980365   fax: +86-531-88980365

Leap Chem Co., Ltd

Type de compagnie: Bulk and laboratory supplier
pays: P.R.China
phone: +852-30606658
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 ...

BIOZOL Diagnostica Vertrieb GmbH

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. Nous fournissons DL-Lactamide ainsi. 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 ...
Type de compagnie: Supplier of chemical products
pays: Germany
phone: +49-871-966346-0
fax: +49-871-966346-13

Safety Information

Hazard Classes:
8
Risk Codes:
34 (R)
Safety Codes:
22-24/25-45-36/37/39-26 (S)
WGK Germany:
1
RID / ADR:
UN 2585

What other providers are available for CAS 81-04-9?

In addition to the providers presented here for Armstrong acid with the CAS number 81-04-9, there are other 44 providers with slightly different product names available for this CAS number.

Wuhan PharmChem Co., LTD. | Refine Chemical Co.,Ltd. | Unilong Industry Co.,Ltd | Xiamen Hisunny Chemical Co., Ltd. | Lori Industry Co., Ltd | Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) | Dayang Chem (Hangzhou) Co.,Ltd. | Nantong Xindao Biotech Ltd | Hangzhou Lingrui Chemical Co., Ltd. | Shandong SanYoung Industry Co., Ltd | AK Scientific, Inc. | Leap Chem Co., Ltd | BuGuCh & Partners +14 additional providers that we know from the past
Simagchem Corporation | Xiamen Equation Chemical Co.,Ltd | BuGuCh & Partners +11 additional providers that we know from the past
+1 additional providers that we know from the past




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