4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one

4-(4-甲基噻吩-2-基)酞嗪-1(2H)-酮

Also known as: 1(2H)-Phthalazinone, 4-(4-methyl-2-thienyl)-, 4-(4-methyl-2-thienyl)phthalazinone, EOS-60472

4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one (CAS 149549-11-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H10N2OS and a molecular weight of 242.30 g/mol. It is also known as 1(2H)-Phthalazinone, 4-(4-methyl-2-thienyl)-, 4-(4-methyl-2-thienyl)phthalazinone and EOS-60472. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 149549-11-1
Jingsj CID: J-641665-8
Molecular Formula: C₁₃H₁₀N₂OS
Chinese Name: 4-(4-甲基噻吩-2-基)酞嗪-1(2H)-酮
Molecular Weight: 242.30 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one?

The CAS number of 4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one is 149549-11-1.

What are the molecular formula and molecular weight of 4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one?

4-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one has molecular formula C13H10N2OS and molecular weight 242.30 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-(4-Methylthiophen-2-yl)phthalazin-1(2H)-one (CAS 149549-11-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-641665-8 (accessed 2026-10-24).

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