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4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid

Also known as: 4-phthalimidobutyric acid, 4-(1,3-dioxoisoindol-2-yl)butanoic acid, 4-(1,3-DIOXO-1,3-DIHYDRO-2H-ISOINDOL-2-YL)BUTANOIC ACID, 4-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl) butanoic acid, 2H-Isoindole-2-butanoic acid, 1,3-dihydro-1,3-dioxo-, 4-(1,3-DIOXO-1,3-DIHYDRO-ISOINDOL-2-YL)-BUTYRIC ACID, AKOS B006361, AKOS BBS-00006541, ART-CHEM-BB B006361, CBI-BB ZERO/001688, CHEMBRDG-BB 5107302, IFLAB-BB F1189-0010, MFCD00196079

4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid (CAS 3130-75-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H11NO4 and a molecular weight of 233.220 g/mol. Key properties include a melting point of 119-121ºC, a boiling point of 442.1±28.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 221.2±24.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3130-75-4
Jingsj CID
J-1959037-5
Molecular Formula
C12H11NO4
Molecular Weight
233.220 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point119-121ºC
Boiling Point442.1±28.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point221.2±24.0 °C
Exact Mass233.068802
PSA74.68000
LogP1.58
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.605

Activity & Biological Data

Additional Information[1]. Mercader JV, et al. Development of monoclonal ELISAs for azinphos-methyl. 1. Hapten synthesis and antibody production. J Agric Food Chem. 1999 Mar;47(3):1276-84.

Customs & Trade Information

HS Code2925190090
Summary2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid?

The CAS number of 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid is 3130-75-4.

What are the molecular formula and molecular weight of 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid?

4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid has molecular formula C12H11NO4 and molecular weight 233.220 g/mol.

What are the upstream and downstream products of 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid?

For 4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid, Upstream Products: Phthalic anhydride, gamma-Aminobutyric acid, 4-Chlorobutyric acid; Downstream Products: 2-(5-bromo-4-oxopentyl)isoindole-1,3-dione, 2-Bromo-4-(1,3-dioxoisoindolin-2-yl)butanoic acid, 4-(1,3-Dioxoisoindolin-2-yl)butanoyl chloride.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanoic acid (CAS 3130-75-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959037-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.