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(S)-4-(Methoxymethyl)-1,3-dioxolan-2-one

(S)-(-)-4-(甲氧甲基)-1,3-二氧杂戊环-2-酮

Also known as: (S)-(-)-3-Methoxypropylene Carbonate, (4S)-4-(Methoxymethyl)-1,3-dioxolan-2-one, (S)-(-)-4-(Methoxymethyl)-2-oxo-1,3-dioxolane, (S)-(-)-4-(Methoxymethyl)-1,3-dioxolan-2-one 98% (97% ee GLC), (S)-(-)-4-(Methoxymethyl)-2-oxo-1,3-dioxalane

(S)-4-(Methoxymethyl)-1,3-dioxolan-2-one (CAS 135682-18-7) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C5H8O4 and a molecular weight of 132.11500 g/mol. It is also known as (S)-(-)-3-Methoxypropylene Carbonate, (4S)-4-(Methoxymethyl)-1,3-dioxolan-2-one and (S)-(-)-4-(Methoxymethyl)-2-oxo-1,3-dioxolane. Key properties include a boiling point of 257.4ºC at 760mmHg, a density of 1.187g/cm3 and a flash point of 112.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
135682-18-7
Jingsj CID
J-3070-0
Molecular Formula
C5H8O4
Chinese Name
(S)-(-)-4-(甲氧甲基)-1,3-二氧杂戊环-2-酮
Molecular Weight
132.11500 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point257.4ºC at 760mmHg
Density1.187g/cm3
Flash Point112.8ºC

Frequently Asked Questions

What is the CAS number of (S)-4-(Methoxymethyl)-1,3-dioxolan-2-one?

The CAS number of (S)-4-(Methoxymethyl)-1,3-dioxolan-2-one is 135682-18-7.

What are the molecular formula and molecular weight of (S)-4-(Methoxymethyl)-1,3-dioxolan-2-one?

(S)-4-(Methoxymethyl)-1,3-dioxolan-2-one has molecular formula C5H8O4 and molecular weight 132.11500 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-4-(Methoxymethyl)-1,3-dioxolan-2-one (CAS 135682-18-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-3070-0 (accessed 2026-10-23).

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