1-chloro-4-(3,4-dimethylphenyl)phthalazine

1-氯-4-(3,4-二甲基苯基)酞嗪

Also known as: 1-chloro-4-(3,4-dimethylphenyl)-phthalazine

1-chloro-4-(3,4-dimethylphenyl)phthalazine (CAS 129842-38-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H13ClN2 and a molecular weight of 268.74100 g/mol. It is also known as 1-chloro-4-(3,4-dimethylphenyl)-phthalazine. Key properties include a boiling point of 456.1ºC at 760 mmHg, a density of 1.222 g/cm3 and a flash point of 262ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
129842-38-2
Jingsj CID
J-1041916-2
Molecular Formula
C16H13ClN2
Chinese Name
1-氯-4-(3,4-二甲基苯基)酞嗪
Molecular Weight
268.74100 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point456.1ºC at 760 mmHg
Density1.222 g/cm3
Flash Point262ºC

Frequently Asked Questions

What is the CAS number of 1-chloro-4-(3,4-dimethylphenyl)phthalazine?

The CAS number of 1-chloro-4-(3,4-dimethylphenyl)phthalazine is 129842-38-2.

What are the molecular formula and molecular weight of 1-chloro-4-(3,4-dimethylphenyl)phthalazine?

1-chloro-4-(3,4-dimethylphenyl)phthalazine has molecular formula C16H13ClN2 and molecular weight 268.74100 g/mol.

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

Last updated:

How to cite: Jingsj. "1-chloro-4-(3,4-dimethylphenyl)phthalazine (CAS 129842-38-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1041916-2 (accessed 2026-10-24).

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