2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1)

4-[(4-氯代-5-乙基-2-磺基苯基)偶氮]-3-羟基-2-萘甲酸钙盐

Also known as: C.I. Pigment Red 200, calcium salt, calcium 4-[(4-chloro-5-ethyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-2-naphthalenecarboxylic aci calcium salt, calcium (4Z)-4-[(4-chloro-5-ethyl-2-sulfonatophenyl)hydrazinylidene]-3-oxonaphthalene-1-carboxylate, Bonadur Red 20-6540, Radiant Red, EINECS 261-091-2

2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1) (CAS 58067-05-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C19H13CaClN2O6S and a molecular weight of 472.91200 g/mol. It is also known as C.I. Pigment Red 200, calcium salt, calcium 4-[(4-chloro-5-ethyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate and 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-2-naphthalenecarboxylic aci calcium salt. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
58067-05-3
Jingsj CID
J-992343-0
Molecular Formula
C19H13CaClN2O6S
Chinese Name
4-[(4-氯代-5-乙基-2-磺基苯基)偶氮]-3-羟基-2-萘甲酸钙盐
Molecular Weight
472.91200 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1)?

The CAS number of 2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1) is 58067-05-3.

What are the molecular formula and molecular weight of 2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1)?

2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1) has molecular formula C19H13CaClN2O6S and molecular weight 472.91200 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Naphthalenecarboxylic acid, 4-[(4-chloro-5-ethyl-2-sulfophenyl)azo]-3-hydroxy-, calcium salt (1:1) (CAS 58067-05-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-992343-0 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.