Phthalide-3-acetic acid

苯酞-3-乙酸

Also known as: 2-(3-oxo-1,3-dihydro-2-benzofuran-1-yl)acetic acid, 2-(3-oxo-1H-2-benzofuran-1-yl)acetic acid, 2-(3-oxo-1H-isobenzofuran-1-yl)acetic acid, Phthalidine-3-acetic acid, 1(3H)-Isobenzofuranone-3-acetic acid, MFCD00051729

CAS No.
4743-58-2
Jingsj CID
J-1377790-4
Molecular Formula
C10H8O4
Chinese Name
苯酞-3-乙酸
Molecular Weight
192.16800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point151-152°C
Boiling Point440.1ºC at 760 mmHg
Density1.389 g/cm3
Flash Point184.1ºC

Frequently Asked Questions

What is the CAS number of Phthalide-3-acetic acid?

4743-58-2

What are the molecular formula and molecular weight of Phthalide-3-acetic acid?

C10H8O4, molecular weight 192.16800 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026