4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid

4-(1-甲基-1H-吡唑-4-基)-4-氧代丁-2-烯酸

4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid (CAS 1807920-17-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H8N2O3 and a molecular weight of 180.16 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1807920-17-7
Jingsj CID: J-544952-9
Molecular Formula: C₈H₈N₂O₃
Chinese Name: 4-(1-甲基-1H-吡唑-4-基)-4-氧代丁-2-烯酸
Molecular Weight: 180.16 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid?

The CAS number of 4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid is 1807920-17-7.

What are the molecular formula and molecular weight of 4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid?

4-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid has molecular formula C8H8N2O3 and molecular weight 180.16 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-(1-methyl-1H-pyrazol-4-yl)-4-oxobut-2-enoic acid (CAS 1807920-17-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-544952-9 (accessed 2026-10-24).

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