Pigment Red 122

颜料红122

Also known as: 2,9-Dimethylquinacridone, 3,10-Dimethylquinacridone, 5,12-Dihydro-3,10-dimethylquino[2,3-b]acridine-7,14-dione, 2,9-Dimethyl-5,12-dihydroquinolino[2,3-b]acridine-7,14-dione, C.I. Pigment Red 122, C.I. 73915, Quinacridone Red 122

Pigment Red 122 (CAS 16043-40-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C22H16N2O2 and a molecular weight of 340.375 g/mol. It is also known as 2,9-Dimethylquinacridone, 3,10-Dimethylquinacridone and 5,12-Dihydro-3,10-dimethylquino[2,3-b]acridine-7,14-dione. Key properties include a melting point of 440ºC, a boiling point of 601.6±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 221.4±31.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
16043-40-6
Jingsj CID
J-1136901-1
Molecular Formula
C22H16N2O2
Chinese Name
颜料红122
Molecular Weight
340.375 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point440ºC
Boiling Point601.6±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point221.4±31.7 °C

Frequently Asked Questions

What is the CAS number of Pigment Red 122?

The CAS number of Pigment Red 122 is 16043-40-6.

What are the molecular formula and molecular weight of Pigment Red 122?

Pigment Red 122 has molecular formula C22H16N2O2 and molecular weight 340.375 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 122 (CAS 16043-40-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1136901-1 (accessed 2026-10-25).

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