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(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid

Also known as: (1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid, (1-Oxo-1,3-dihydro-isoindol-2-yl)-acetic acid, 1,3-Dihydro-1-oxo-2H-isoindole-2-acetic acid, 1,3-Dihydro-1-oxo-2H-isoindole-2-aceticacid, 2-(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid, 2-(1-Oxoisoindolin-2-yl)acetic acid, 2-(3-oxo-1H-isoindol-2-yl)acetic acid, 2H-Isoindole-2-acetic acid, 1,3-dihydro-1-oxo-, ISOINDOLIN-1-ONE-2-ACETIC ACID, TIMTEC-BB SBB010845

(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid (CAS 39221-42-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H9NO3 and a molecular weight of 191.183 g/mol. Key properties include a boiling point of 439.8±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 219.8±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
39221-42-6
Jingsj CID
J-1526420-7
Molecular Formula
C10H9NO3
Molecular Weight
191.183 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point439.8±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point219.8±28.7 °C
Exact Mass191.058243
PSA57.61000
LogP-0.08
Vapor Pressure0.0±1.1 mmHg at 25°C
Refractive Index1.617

Customs & Trade Information

HS Code2918300090
Summary2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid?

The CAS number of (1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid is 39221-42-6.

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

(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid has molecular formula C10H9NO3 and molecular weight 191.183 g/mol.

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

For (1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid, Upstream Products: N-Phthaloylglycine, Glycine, o-Phthalaldehyde.

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

Last updated:

How to cite: Jingsj. "(1-Oxo-1,3-dihydro-2H-isoindol-2-yl)acetic acid (CAS 39221-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526420-7 (accessed 2026-11-09).

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