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Chrome Orange

Also known as: 5-[[4-[(4-Sulfophenyl)azo]phenyl]azo]salicylic acid, sodium salt, Benzoic acid, 2-hydroxy-5-4-(4-sulfophenyl)azophenylazo-, sodium salt, Einecs 286-202-1

Chrome Orange (CAS 85188-12-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H14N4NaO6S+ and a molecular weight of 449.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85188-12-1
Jingsj CID
J-952246-8
Molecular Formula
C19H14N4NaO6S
Molecular Weight
449.4 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

SmilesO=C(O)c1cc(N=Nc2ccc(N=Nc3ccc(S(=O)(=O)O)cc3)cc2)ccc1O.[Na+]

Frequently Asked Questions

What is the CAS number of Chrome Orange?

The CAS number of Chrome Orange is 85188-12-1.

What are the molecular formula and molecular weight of Chrome Orange?

Chrome Orange has molecular formula C19H14N4NaO6S+ and molecular weight 449.4 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Chrome Orange (CAS 85188-12-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-952246-8 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.