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3-Phthalimidopropionic Acid

Also known as: 3-(1,3-Dioxoisoindolin-2-yl)propanoic acid, 3-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)propanoic acid, 3-(1,3-Dioxoisoindoline-2-yl)propanoic acid, N-Phthaloyl-β-alanine, Phthalyl-β-alanine, Pht-b-Ala-OH, β-Phthalimidopropionic acid, 3-Phthalimidopropanoic acid, 3-Phthalimidylpropanoic acid, 3-Phthalimidylpropionic acid, N,N-Phthaloyl-β-alanine, RARECHEM AL CC 1133, IFLAB-BB F0827-0159, MFCD00023096, EINECS 222-083-4, 1,3-Dihydro-1,3-dioxo-2H-isoindole-2-propanoic acid, phthalimidopropionic acid

3-Phthalimidopropionic Acid (CAS 3339-73-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H9NO4 and a molecular weight of 219.19300 g/mol. Key properties include a melting point of 151 °C, a boiling point of 423.4ºC at 760 mmHg, a density of 1.448 g/cm3 and a flash point of 209.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3339-73-9
Jingsj CID
J-1065746-2
Molecular Formula
C11H9NO4
Molecular Weight
219.19300 g/mol
Category
Organic Acids
Last updated
8/21/2026
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Physicochemical Properties

Melting Point151 °C
Boiling Point423.4ºC at 760 mmHg
Density1.448 g/cm3
Flash Point209.8ºC
Exact Mass219.05300
PSA74.68000
LogP0.69520

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 3-Phthalimidopropionic Acid?

The CAS number of 3-Phthalimidopropionic Acid is 3339-73-9.

What are the molecular formula and molecular weight of 3-Phthalimidopropionic Acid?

3-Phthalimidopropionic Acid has molecular formula C11H9NO4 and molecular weight 219.19300 g/mol.

What are the upstream and downstream products of 3-Phthalimidopropionic Acid?

For 3-Phthalimidopropionic Acid, Upstream Products: Phthalic anhydride, beta-Alanine, N-(3-Hydroxypropyl)phthalimide; Downstream Products: 2-(4-Bromo-3-oxobutyl)isoindoline-1,3-dione, N-Ethylphthalimide, 3,4-dihydro-2H-2-benzazepine-1,5-dione.

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

Last updated:

How to cite: Jingsj. "3-Phthalimidopropionic Acid (CAS 3339-73-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1065746-2 (accessed 2026-11-09).

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