6-hydroxy-5-(2-phenyldiazenyl)-2-naphthalenesulfonic acid

6-羟基-5-(2-苯基二氮杂烯)-2-萘磺酸

Also known as: Crocein Orange G, 1-Phenylazo-2-hydroxynaphthalene-6-sulfonic acid, 1-Phenylazo-2-naphthol-6-sulfonic acid, 6-Hydroxy-5-(phenylazo)-2-naphthalenesulfonic acid, 1-Phenylazo-2-hydroxy-6-sulfonaphthalene, NSC 75953

CAS No.
23481-33-6
Jingsj CID
J-1514439-7
Molecular Formula
C16H12N2O4S
Chinese Name
6-羟基-5-(2-苯基二氮杂烯)-2-萘磺酸
Molecular Weight
328.34200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.43g/cm3

Frequently Asked Questions

What is the CAS number of 6-hydroxy-5-(2-phenyldiazenyl)-2-naphthalenesulfonic acid?

23481-33-6

What are the molecular formula and molecular weight of 6-hydroxy-5-(2-phenyldiazenyl)-2-naphthalenesulfonic acid?

C16H12N2O4S, molecular weight 328.34200 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026