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6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one

Also known as: 6,7-DIHYDRO-4H-CYCLOPENTA[1,3]DIOXIN-5-ONE, 6,7-Dihydro-5(4H)-cyclopenta[1,3]dioxin-5-one, 6,7-Dihydrocyclopenta-1,3-dioxin-5(4H)-one, 6,7-Dihydro-4H-cyclopenta[d][1,3]dioxin-5-one, Cyclopenta-1,3-dioxin-5(4H)-one, 6,7-dihydro-, 1,3-dioxin vinylogous ester

6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one (CAS 102306-78-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C7H8O3 and a molecular weight of 140.13700 g/mol. Key properties include a boiling point of 292.6ºC at 760mmHg, a density of 1.27g/cm3 and a flash point of 121.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
102306-78-5
Jingsj CID
J-1516164-5
Molecular Formula
C7H8O3
Molecular Weight
140.13700 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point292.6ºC at 760mmHg
Density1.27g/cm3
Flash Point121.6ºC
Exact Mass140.04700
PSA35.53000
LogP0.60770
Vapor Pressure0.00181mmHg at 25°C
Refractive Index1.52

Frequently Asked Questions

What is the CAS number of 6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one?

The CAS number of 6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one is 102306-78-5.

What are the molecular formula and molecular weight of 6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one?

6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one has molecular formula C7H8O3 and molecular weight 140.13700 g/mol.

What are the upstream and downstream products of 6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one?

For 6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one, Upstream Products: Formaldehyde, 1,3-Cyclopentanedione; Downstream Products: 2-(Hydroxymethyl)cyclopent-2-en-1-one.

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

Last updated:

How to cite: Jingsj. "6,7-Dihydrocyclopenta[d][1,3]dioxin-5(4H)-one (CAS 102306-78-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516164-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.