(S)-dihydro-4-methylfuran-2(3H)-one

(S)-4-甲基二氢呋喃-2(3H)-酮

Also known as: (4S)-4-methyloxolan-2-one, (S)-4-Methyldihydrofuran-2(3H)-one, (S)-4,5-Dihydro-4-methyl-2(3H)-furanone, (S)-4α-Methyltetrahydrofuran-2-one, 2(3H)-Furanone, dihydro-4-methyl-, (4S)-, (S)-(-)-beta-Methyl-gamma-butyrolactone, dihydro-4-Methylfuran-2(3H)-one

(S)-dihydro-4-methylfuran-2(3H)-one (CAS 64190-48-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C5H8O2 and a molecular weight of 100.11600 g/mol. It is also known as (4S)-4-methyloxolan-2-one, (S)-4-Methyldihydrofuran-2(3H)-one and (S)-4,5-Dihydro-4-methyl-2(3H)-furanone. Key properties include a boiling point of 206.624ºC at 760 mmHg, a density of 1.04g/cm3 and a flash point of 74.98ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64190-48-3
Jingsj CID
J-1429136-6
Molecular Formula
C5H8O2
Chinese Name
(S)-4-甲基二氢呋喃-2(3H)-酮
Molecular Weight
100.11600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point206.624ºC at 760 mmHg
Density1.04g/cm3
Flash Point74.98ºC

Frequently Asked Questions

What is the CAS number of (S)-dihydro-4-methylfuran-2(3H)-one?

The CAS number of (S)-dihydro-4-methylfuran-2(3H)-one is 64190-48-3.

What are the molecular formula and molecular weight of (S)-dihydro-4-methylfuran-2(3H)-one?

(S)-dihydro-4-methylfuran-2(3H)-one has molecular formula C5H8O2 and molecular weight 100.11600 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-dihydro-4-methylfuran-2(3H)-one (CAS 64190-48-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1429136-6 (accessed 2026-10-22).

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