1-oxo-1,3-dihydroisobenzofuran-5-carboxamide

1-氧代-1,3-二氢异苯并呋喃-5-甲酰胺

Also known as: 1,3-dihydro-1-oxoisobenzofuran-5-carboxamide, 1,3-Dihydro-1-oxo-5-isobenzofurancarboxamide, 1-oxo-3H-2-benzofuran-5-carboxamide, 1-Oxo-1,3-dihydro-2-benzofuran-5-carboxamide, 1-Oxo-phthalan-5-carbonsaeure-amid, 1-oxo-phthalan-5-carboxylic acid amide, 5-Carbamoylphthalide, 5-Isobenzofurancarboxamide, 1,3-dihydro-1-oxo-, Citalopram Impurity M, Escitalopram Impurity 12, Escitalopram Impurity L, Escitalopram oxalate impurity 6

1-oxo-1,3-dihydroisobenzofuran-5-carboxamide (CAS 85118-25-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H7NO3 and a molecular weight of 177.157 g/mol. It is also known as 1,3-dihydro-1-oxoisobenzofuran-5-carboxamide, 1,3-Dihydro-1-oxo-5-isobenzofurancarboxamide and 1-oxo-3H-2-benzofuran-5-carboxamide. Key properties include a boiling point of 420.8±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 267.0±25.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85118-25-8
Jingsj CID
J-1005536-0
Molecular Formula
C9H7NO3
Chinese Name
1-氧代-1,3-二氢异苯并呋喃-5-甲酰胺
Molecular Weight
177.157 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point420.8±45.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point267.0±25.0 °C

Frequently Asked Questions

What is the CAS number of 1-oxo-1,3-dihydroisobenzofuran-5-carboxamide?

The CAS number of 1-oxo-1,3-dihydroisobenzofuran-5-carboxamide is 85118-25-8.

What are the molecular formula and molecular weight of 1-oxo-1,3-dihydroisobenzofuran-5-carboxamide?

1-oxo-1,3-dihydroisobenzofuran-5-carboxamide has molecular formula C9H7NO3 and molecular weight 177.157 g/mol.

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

Last updated:

How to cite: Jingsj. "1-oxo-1,3-dihydroisobenzofuran-5-carboxamide (CAS 85118-25-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1005536-0 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.