3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde

3,4-二氢-2H-1,5-苯并二噁平-7-甲醛

Also known as: 3,4-dihydro-2H-1,5-benzodioxepin-7-carboxaldehyde, 3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-carbaldehyde, 3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carbaldehyde, 7-formyl-1,5-benzodioxepane

3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde (CAS 67869-90-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10O3 and a molecular weight of 178.18500 g/mol. It is also known as 3,4-dihydro-2H-1,5-benzodioxepin-7-carboxaldehyde, 3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-carbaldehyde and 3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carbaldehyde. Key properties include a boiling point of 120-122, a density of 1.205g/cm3 and a flash point of 125.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
67869-90-3
Jingsj CID
J-1322370-8
Molecular Formula
C10H10O3
Chinese Name
3,4-二氢-2H-1,5-苯并二噁平-7-甲醛
Molecular Weight
178.18500 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point120-122
Density1.205g/cm3
Flash Point125.5ºC

Frequently Asked Questions

What is the CAS number of 3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde?

The CAS number of 3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde is 67869-90-3.

What are the molecular formula and molecular weight of 3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde?

3,4-dihydro-2H-1,5-benzodioxepine-7-carbaldehyde has molecular formula C10H10O3 and molecular weight 178.18500 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-carbaldehyde (CAS 67869-90-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1322370-8 (accessed 2026-10-25).

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