4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one]

颜料红41

Also known as: C.I. Pigment Red 41, C.I. 21200, Diansidine red PMP(RD), P.R.41, 4,4'-[(3,3'-dimethoxybiphenyl-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one], 4-[[2-methoxy-4-[3-methoxy-4-[(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)diazenyl]phenyl]phenyl]diazenyl]-5-methyl-2-phenyl-4H-pyrazol-3-one

4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one] (CAS 6505-29-9) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C34H30N8O4 and a molecular weight of 614.65300 g/mol. It is also known as C.I. Pigment Red 41, C.I. 21200 and Diansidine red PMP(RD). Key properties include a boiling point of 829.2ºC at 760 mmHg, a density of 1.33g/cm3 and a flash point of 455.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
6505-29-9
Jingsj CID
J-1395825-3
Molecular Formula
C34H30N8O4
Chinese Name
颜料红41
Molecular Weight
614.65300 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point829.2ºC at 760 mmHg
Density1.33g/cm3
Flash Point455.3ºC

Frequently Asked Questions

What is the CAS number of 4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one]?

The CAS number of 4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one] is 6505-29-9.

What are the molecular formula and molecular weight of 4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one]?

4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one] has molecular formula C34H30N8O4 and molecular weight 614.65300 g/mol.

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

Last updated:

How to cite: Jingsj. "4,4'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one] (CAS 6505-29-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1395825-3 (accessed 2026-10-25).

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