(E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid

(E)-4-(2,5-二氯噻吩-3-基)-2-氧代丁-3-烯酸

(E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid (CAS 1937243-54-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C8H4Cl2O3S and a molecular weight of 251.09 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1937243-54-3
Jingsj CID: J-626879-8
Molecular Formula: C₈H₄Cl₂O₃S
Chinese Name: (E)-4-(2,5-二氯噻吩-3-基)-2-氧代丁-3-烯酸
Molecular Weight: 251.09 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid?

The CAS number of (E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid is 1937243-54-3.

What are the molecular formula and molecular weight of (E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid?

(E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid has molecular formula C8H4Cl2O3S and molecular weight 251.09 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. "(E)-4-(2,5-Dichlorothiophen-3-yl)-2-oxobut-3-enoic acid (CAS 1937243-54-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-626879-8 (accessed 2026-10-25).

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