3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid

3,4-二氢-2H-1,5-苯并二氧七环-7-甲酸

Also known as: 3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carboxylic acid, 2H,3H,4H-benzo[b]1,4-dioxepin-7-carboxylic acid, 3,4-trimethylenedioxybenzoic acid, AKOS BC-1932, RARECHEM AL BE 1273

3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid (CAS 20825-89-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O4 and a molecular weight of 194.184 g/mol. It is also known as 3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carboxylic acid, 2H,3H,4H-benzo[b]1,4-dioxepin-7-carboxylic acid and 3,4-trimethylenedioxybenzoic acid. Key properties include a melting point of 145-147ºC, a boiling point of 351.0±31.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 142.7±18.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20825-89-2
Jingsj CID
J-1175270-3
Molecular Formula
C10H10O4
Chinese Name
3,4-二氢-2H-1,5-苯并二氧七环-7-甲酸
Molecular Weight
194.184 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point145-147ºC
Boiling Point351.0±31.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point142.7±18.3 °C

Frequently Asked Questions

What is the CAS number of 3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid?

The CAS number of 3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid is 20825-89-2.

What are the molecular formula and molecular weight of 3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid?

3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid has molecular formula C10H10O4 and molecular weight 194.184 g/mol.

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

Last updated:

How to cite: Jingsj. "3,4-Dihydro-2H-1,5-benzodioxepine-7-carboxylic acid (CAS 20825-89-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1175270-3 (accessed 2026-10-25).

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