4-Chloro-2-ethynyl-1-methylbenzene

4-氯-2-乙炔基-1-甲苯

Also known as: 4-chloro-2-ethynyl-1-methylbenzene

4-Chloro-2-ethynyl-1-methylbenzene (CAS 74331-72-9) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H7Cl and a molecular weight of 150.60 g/mol. It is also known as 4-chloro-2-ethynyl-1-methylbenzene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 74331-72-9
Jingsj CID: J-469841-2
Molecular Formula: C₉H₇Cl
Chinese Name: 4-氯-2-乙炔基-1-甲苯
Molecular Weight: 150.60 g/mol
Category: Solvents
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Chloro-2-ethynyl-1-methylbenzene?

The CAS number of 4-Chloro-2-ethynyl-1-methylbenzene is 74331-72-9.

What are the molecular formula and molecular weight of 4-Chloro-2-ethynyl-1-methylbenzene?

4-Chloro-2-ethynyl-1-methylbenzene has molecular formula C9H7Cl and molecular weight 150.60 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. "4-Chloro-2-ethynyl-1-methylbenzene (CAS 74331-72-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-469841-2 (accessed 2026-10-23).

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