1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid

1-(3,4-二氯苯基)-5-氧代吡咯烷-3-羧酸

Also known as: 1-(3,4-Dichlorophenyl)-5-oxo-3-pyrrolidinecarboxylic acid

1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 91064-25-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9Cl2NO3 and a molecular weight of 274.10000 g/mol. It is also known as 1-(3,4-Dichlorophenyl)-5-oxo-3-pyrrolidinecarboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 91064-25-4
Jingsj CID: J-1051005-2
Molecular Formula: C₁₁H₉Cl₂NO₃
Chinese Name: 1-(3,4-二氯苯基)-5-氧代吡咯烷-3-羧酸
Molecular Weight: 274.10000 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	272.99600
PSA	57.61000
LogP	2.49590

Customs & Trade Information

HS Code	2933790090
Summary	2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid?

The CAS number of 1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid is 91064-25-4.

What are the molecular formula and molecular weight of 1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid?

1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid has molecular formula C11H9Cl2NO3 and molecular weight 274.10000 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. "1-(3,4-Dichlorophenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 91064-25-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1051005-2 (accessed 2026-10-28).

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