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(R)-dihydro-5-methyl-2(3H)-furanone

Also known as: (R)-gamma-valerolactone, (R)-5-methyldihydrofuran-2(3H)-one, (R)-5-methyloxolan-2-one, (+)-(R)-5-methyl-2-oxotetrahydrofuran, (5R)-5-methyloxolan-2-one, (R)-4-pentanolide

(R)-dihydro-5-methyl-2(3H)-furanone (CAS 58917-25-2) 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. Key properties include a boiling point of 105ºC, a density of 1.04 g/cm3 and a flash point of 75ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
58917-25-2
Jingsj CID
J-1160340-0
Molecular Formula
C5H8O2
Molecular Weight
100.11600 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point105ºC
Density1.04 g/cm3
Flash Point75ºC
Exact Mass100.05200
PSA26.30000
LogP0.71190
Storage Conditions2-8°C

Frequently Asked Questions

What is the CAS number of (R)-dihydro-5-methyl-2(3H)-furanone?

The CAS number of (R)-dihydro-5-methyl-2(3H)-furanone is 58917-25-2.

What are the molecular formula and molecular weight of (R)-dihydro-5-methyl-2(3H)-furanone?

(R)-dihydro-5-methyl-2(3H)-furanone has molecular formula C5H8O2 and molecular weight 100.11600 g/mol.

What are the upstream and downstream products of (R)-dihydro-5-methyl-2(3H)-furanone?

For (R)-dihydro-5-methyl-2(3H)-furanone, Upstream Products: Methyl levulinate, gamma-Methylene-gamma-butyrolactone, Ethyl levulinate.

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

Last updated:

How to cite: Jingsj. "(R)-dihydro-5-methyl-2(3H)-furanone (CAS 58917-25-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1160340-0 (accessed 2026-11-09).

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