Pigment Red 258

颜料红258

Also known as: 3-hydroxy-4-[[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]azo]-N-phenyl-2-Naphthalenecarboxamide, 2-Naphthalenecarboxamide,3-hydroxy-4-[2-[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]diazenyl]-N-phenyl-, (4Z)-4-[(5-benzylsulfonyl-2-methoxyphenyl)hydrazinylidene]-3-oxo-N-phenylnaphthalene-2-carboxamide, C.I. Pigment Red 258, C.I. 12318

Pigment Red 258 (CAS 57301-22-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C31H25N3O5S and a molecular weight of 551.61200 g/mol. It is also known as 3-hydroxy-4-[[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]azo]-N-phenyl-2-Naphthalenecarboxamide, 2-Naphthalenecarboxamide,3-hydroxy-4-[2-[2-methoxy-5-[(phenylmethyl)sulfonyl]phenyl]diazenyl]-N-phenyl- and (4Z)-4-[(5-benzylsulfonyl-2-methoxyphenyl)hydrazinylidene]-3-oxo-N-phenylnaphthalene-2-carboxamide. Key property: a density of 1.3g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57301-22-1
Jingsj CID
J-1367357-2
Molecular Formula
C31H25N3O5S
Chinese Name
颜料红258
Molecular Weight
551.61200 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Density1.3g/cm3

Frequently Asked Questions

What is the CAS number of Pigment Red 258?

The CAS number of Pigment Red 258 is 57301-22-1.

What are the molecular formula and molecular weight of Pigment Red 258?

Pigment Red 258 has molecular formula C31H25N3O5S and molecular weight 551.61200 g/mol.

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

Last updated:

How to cite: Jingsj. "Pigment Red 258 (CAS 57301-22-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1367357-2 (accessed 2026-10-23).

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