Pigment Red 185

颜料红185

Also known as: C.I. Pigment Red 185, C.I. 12516, N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[[2-methoxy-5-methyl-4-[(methylamino)sulphonyl]phenyl]azo]naphthalene-2-carboxamide, N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[[5-methoxy-2-methyl-4-[(methylamino)sulfonyl]phenyl]azo]-2-naphthalenecarboxamide, 2-Naphthalenecarboxamide, N-(2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[2-[5-methoxy-2-methyl-4-[(methylamino)sulfonyl]phenyl]diazenyl]-, Pigment Red HF4C, (4Z)-4-[[5-methoxy-2-methyl-4-(methylsulfamoyl)phenyl]hydrazinylidene]-3-oxo-N-(2-oxo-1,3-dihydrobenzimidazol-5-yl)naphthalene-2-carboxamide

Pigment Red 185 (CAS 61951-98-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C27H24N6O6S and a molecular weight of 560.58100 g/mol. It is also known as C.I. Pigment Red 185, C.I. 12516 and N-(2,3-Dihydro-2-oxo-1H-benzimidazol-5-yl)-3-hydroxy-4-[[2-methoxy-5-methyl-4-[(methylamino)sulphonyl]phenyl]azo]naphthalene-2-carboxamide. Key properties include a melting point of 335-345℃ and a density of 1.3-1.4. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61951-98-2
Jingsj CID
J-1332255-1
Molecular Formula
C27H24N6O6S
Chinese Name
颜料红185
Molecular Weight
560.58100 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point335-345℃
Density1.3-1.4

Frequently Asked Questions

What is the CAS number of Pigment Red 185?

The CAS number of Pigment Red 185 is 61951-98-2.

What are the molecular formula and molecular weight of Pigment Red 185?

Pigment Red 185 has molecular formula C27H24N6O6S and molecular weight 560.58100 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 185 (CAS 61951-98-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1332255-1 (accessed 2026-10-25).

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