4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid

4-(6-硝基-2-氧代-1,3-苯并噁唑)丁酸

Also known as: 4-(6-NITRO-2-OXO-1,3-BENZOXAZOL-3(2H)-YL)BUTANOIC ACID, 4-(6-Nitro-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl)butanoic Acid, 3(2H)-Benzoxazolebutanoicacid, 6-nitro-2-oxo-

4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid (CAS 42142-70-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O6 and a molecular weight of 266.20700 g/mol. It is also known as 4-(6-NITRO-2-OXO-1,3-BENZOXAZOL-3(2H)-YL)BUTANOIC ACID, 4-(6-Nitro-2-oxo-2,3-dihydro-1,3-benzoxazol-3-yl)butanoic Acid and 3(2H)-Benzoxazolebutanoicacid, 6-nitro-2-oxo-. Key properties include a boiling point of 496.4ºC at 760mmHg, a density of 1.528g/cm3 and a flash point of 254ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
42142-70-1
Jingsj CID
J-1398734-5
Molecular Formula
C11H10N2O6
Chinese Name
4-(6-硝基-2-氧代-1,3-苯并噁唑)丁酸
Molecular Weight
266.20700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point496.4ºC at 760mmHg
Density1.528g/cm3
Flash Point254ºC

Frequently Asked Questions

What is the CAS number of 4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid?

The CAS number of 4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid is 42142-70-1.

What are the molecular formula and molecular weight of 4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid?

4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid has molecular formula C11H10N2O6 and molecular weight 266.20700 g/mol.

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

Last updated:

How to cite: Jingsj. "4-(6-nitro-2-oxo-1,3-benzoxazol-3-yl)butanoic acid (CAS 42142-70-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1398734-5 (accessed 2026-10-25).

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