2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione

2,9-二氯-5,12-二氢喹啉并[2,3-b]吖啶-7,14-二酮

Also known as: 2,9-Dichloroquinacridone, Pigment Red 202, C.I. 73907, 2,9-Dichloro-5,12-dihydroquinacridone

2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione (CAS 3089-17-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H10Cl2N2O2 and a molecular weight of 381.21200 g/mol. It is also known as 2,9-Dichloroquinacridone, Pigment Red 202 and C.I. 73907. Key properties include a melting point of ≥400°C, a boiling point of 629.4ºC, a density of 1.514 g/cm3 and a flash point of 334.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3089-17-6
Jingsj CID: J-976156-4
Molecular Formula: C₂₀H₁₀Cl₂N₂O₂
Chinese Name: 2,9-二氯-5,12-二氢喹啉并[2,3-b]吖啶-7,14-二酮
Molecular Weight: 381.21200 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	≥400°C
Boiling Point	629.4ºC
Density	1.514 g/cm3
Flash Point	334.5ºC

Frequently Asked Questions

What is the CAS number of 2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione?

The CAS number of 2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione is 3089-17-6.

What are the molecular formula and molecular weight of 2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione?

2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione has molecular formula C20H10Cl2N2O2 and molecular weight 381.21200 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,9-dichloro-5,12-dihydroquino[2,3-b]acridine-7,14-dione (CAS 3089-17-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-976156-4 (accessed 2026-10-23).

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