2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione

Also known as: 5-(N-Phthalimido)-2-pentanone, 1-Phthalimidopentan-4-one, 2-(4-Oxopentyl)isoindoline-1,3-dione, NSC 38564, 1H-Isoindole-1,3(2H)-dione, 2-(4-oxopentyl)-, 2-(4-Oxopentyl)isoindole-1,3-dione

2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione (CAS 3197-25-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C13H13NO3 and a molecular weight of 231.247 g/mol. Key properties include a melting point of 74-75ºC, a boiling point of 385.1±25.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 175.5±15.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3197-25-9
Jingsj CID: J-1329274-5
Molecular Formula: C₁₃H₁₃NO₃
Molecular Weight: 231.247 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	74-75ºC
Boiling Point	385.1±25.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	175.5±15.5 °C
Exact Mass	231.089539
PSA	54.45000
LogP	1.71
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.566
Storage Conditions	2-8°C

Customs & Trade Information

HS Code	2925190090
Summary	2925190090 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 2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione?

The CAS number of 2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione is 3197-25-9.

What are the molecular formula and molecular weight of 2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione?

2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione has molecular formula C13H13NO3 and molecular weight 231.247 g/mol.

What are the upstream and downstream products of 2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione?

For 2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione, Upstream Products: 5-Chloro-2-pentanone, Potassium phthalimide, Ethyl acetate; Downstream Products: 2-(5-bromo-4-oxopentyl)isoindole-1,3-dione, Amthamine dihydrobromide, 4-Methylhistamine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2-(4-Oxopentyl)-1H-isoindole-1,3(2H)-dione (CAS 3197-25-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1329274-5 (accessed 2026-11-09).

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