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Sulfanilic acid azochromotrop

BGC Id:181028129338
CAS No:23647-14-5
Synonyms:spadns extrapure ar ; sulfanilic acid-azochromotrop ; 2,7-naphthalenedisulfonic ; spadns solution ; 2-(p-sulfophenylazo)chromotrop ; sulfanilic acid azochromotrope ; spadns ; spadns, reagent, acs ; spadnsgr ; sulfanilic acid azochromtrop
Molecular Formula:C16H9N2Na3O11S3
Molecular Weight:570.41
EINECS:245-803-9
Structural Formula

Verified providers in 2026

The following notable provider has been checked and can be recommended.
Chemical-Suppliers
Dayang Chem (Hangzhou) Co.,Ltd.
Company type: Leading producer
Phone: +86-571-88938639
Telefax: +86-571-8893-8652
Country: P.R.China
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. We have an own factory and share enterprises. We are supplier of 2-Chloro-5-fluorobenzaldehyde. We act also as agent of many chemical factories and promote their products to the international m ...
The last intensive check and update was carried out on 2026/03/01.

Identify

Synonyms:
spadns extrapure ar ; sulfanilic acid-azochromotrop ; 2,7-naphthalenedisulfonic ; spadns solution ; 2-(p-sulfophenylazo)chromotrop ; sulfanilic acid azochromotrope ; spadns ; spadns, reagent, acs ; spadnsgr ; sulfanilic acid azochromtrop
CAS:
23647-14-5
EINECS:
245-803-9
Molecular Formula:
C16H9N2Na3O11S3
MDL:
MFCD00003952
SMILES:
C1=C(C(=CC(=C1F)F)F)CC(=O)O

Properties

Molecular Weight:
570.41 g·mol−1
Melting point:
>300 °C
Solubility:
Soluble in water (10 mg/ml), and ethanol (1 mg/ml). very slightly soluble or insoluble in alcohol and organic solvents.
download Download Molfile for :
Trisodium 2-(4-Sulfophenylazo)-1,8-dihydroxynaphthalene-3,6-disulfonate

Safety Information

Hazard Symbols: Xi
hazard symbol Xi
Europe standard Hazard pictograms, code and definition
Hazard Classes:
Risk Codes:
36/37/38 (R)
Safety Codes:
26-36 (S)
WGK Germany:
3



The following providers cannot be verified precisely. The companies have offered the product in the past, but despite all care, the companies could not confirm it 100 percent!

Santa Cruz Biotechnology, Inc.
Santa Cruz Biotechnology, Inc. now offers over 140,000 specialty biochemicals under our ChemCruz™ brand. Santa Cruz Biotechnology, Inc. is focused... Request

What other providers are available for CAS 23647-14-5?

In addition to the providers presented here for Sulfanilic acid azochromotrop with the CAS number 23647-14-5, there are other 24 providers with slightly different product names available for this CAS number.

Richman Chemical Inc., | Carbone Scientific Co., Ltd. | Leap Chem Co., Ltd | Skyrun Industrial Co., Ltd. +9 additional providers that we know from the past
+1 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
+2 additional providers that we know from the past




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