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4-Ethyl-1,3-dioxolan-2-one

Also known as: 1,2-Butylene Carbonate, Butylene carbonate, 1,2-Butanediol carbonate, 4-ethyl-1,3-dioxolan-2-one

4-Ethyl-1,3-dioxolan-2-one (CAS 4437-85-8) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H8O3 and a molecular weight of 116.11500 g/mol. Key properties include a melting point of -45ºC, a boiling point of 238.7ºC at 760mmHg, a density of 1.107g/cm3 and a flash point of 128.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4437-85-8
Jingsj CID
J-10459-6
Molecular Formula
C5H8O3
Molecular Weight
116.11500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-45ºC
Boiling Point238.7ºC at 760mmHg
Density1.107g/cm3
Flash Point128.4ºC
Exact Mass116.04700
PSA35.53000
LogP0.93180
Refractive Index1.426-1.428

Frequently Asked Questions

What is the CAS number of 4-Ethyl-1,3-dioxolan-2-one?

The CAS number of 4-Ethyl-1,3-dioxolan-2-one is 4437-85-8.

What are the molecular formula and molecular weight of 4-Ethyl-1,3-dioxolan-2-one?

4-Ethyl-1,3-dioxolan-2-one has molecular formula C5H8O3 and molecular weight 116.11500 g/mol.

What are the upstream and downstream products of 4-Ethyl-1,3-dioxolan-2-one?

For 4-Ethyl-1,3-dioxolan-2-one, Upstream Products: 1,2-Butanediol, 1,2-epoxybutane, Carbon dioxide; Downstream Products: Methanol, 1,2-Butanediol.

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

Last updated:

How to cite: Jingsj. "4-Ethyl-1,3-dioxolan-2-one (CAS 4437-85-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-10459-6 (accessed 2026-11-09).

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