4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid

4-[(2,3-二氢-3-氧代-4H-1,4-苯并噁嗪-4-基)甲基]苯甲酸

Also known as: 4-[(2,3-dihydro-3-oxo-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid, 4-(4-carboxybenzyl)-2H-1,4-benzoxazin-3(4H)-one, 4-[(3-oxo-1,4-benzoxazin-4-yl)methyl]benzoic acid, 4-[(3-oxo-2H-benzo[e]1,4-oxazin-4-yl)methyl]benzoic acid

4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid (CAS 857492-98-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C16H13NO4 and a molecular weight of 283.27900 g/mol. It is also known as 4-[(2,3-dihydro-3-oxo-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid, 4-(4-carboxybenzyl)-2H-1,4-benzoxazin-3(4H)-one and 4-[(3-oxo-1,4-benzoxazin-4-yl)methyl]benzoic acid. Key properties include a boiling point of 589ºC at 760 mmHg, a density of 1.377g/cm3 and a flash point of 310ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
857492-98-9
Jingsj CID
J-21650-4
Molecular Formula
C16H13NO4
Chinese Name
4-[(2,3-二氢-3-氧代-4H-1,4-苯并噁嗪-4-基)甲基]苯甲酸
Molecular Weight
283.27900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point589ºC at 760 mmHg
Density1.377g/cm3
Flash Point310ºC

Frequently Asked Questions

What is the CAS number of 4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid?

The CAS number of 4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid is 857492-98-9.

What are the molecular formula and molecular weight of 4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid?

4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid has molecular formula C16H13NO4 and molecular weight 283.27900 g/mol.

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

Last updated:

How to cite: Jingsj. "4-[(3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)methyl]benzoic acid (CAS 857492-98-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21650-4 (accessed 2026-10-23).

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