2,3-O-Isopropylidene-D-ribonic gamma-lactone

2,3-O-异亚丙基-D-核糖酸-γ-内酯

Also known as: 2,3-O-Isopropylidene-D-ribono-1,4-lactone, 2,3-Isopropylidene-D-ribono-1,4-lactone, 2,3-Isopropylidene-D-ribonolactone, 2,3-O-Isopropylidene-D-ribonic acid gamma-lactone, 2,3-O-Isopropylidene-D-ribonic γ-lactone, (3aR,6R,6aR)-6-(Hydroxymethyl)-2,2-dimethyldihydrofuro[3,4-d][1,3]dioxol-4(3aH)-one, (3aR,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyl-6,6a-dihydro-3aH-furo[3,4-d][1,3]dioxol-4-one

2,3-O-Isopropylidene-D-ribonic gamma-lactone (CAS 30725-00-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12O5 and a molecular weight of 188.178 g/mol. It is also known as 2,3-O-Isopropylidene-D-ribono-1,4-lactone, 2,3-Isopropylidene-D-ribono-1,4-lactone and 2,3-Isopropylidene-D-ribonolactone. Key properties include a melting point of 135-138ºC, a boiling point of 338.1±37.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 139.7±20.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
30725-00-9
Jingsj CID
J-1992119-2
Molecular Formula
C8H12O5
Chinese Name
2,3-O-异亚丙基-D-核糖酸-γ-内酯
Molecular Weight
188.178 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point135-138ºC
Boiling Point338.1±37.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point139.7±20.0 °C

Frequently Asked Questions

What is the CAS number of 2,3-O-Isopropylidene-D-ribonic gamma-lactone?

The CAS number of 2,3-O-Isopropylidene-D-ribonic gamma-lactone is 30725-00-9.

What are the molecular formula and molecular weight of 2,3-O-Isopropylidene-D-ribonic gamma-lactone?

2,3-O-Isopropylidene-D-ribonic gamma-lactone has molecular formula C8H12O5 and molecular weight 188.178 g/mol.

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

Last updated:

How to cite: Jingsj. "2,3-O-Isopropylidene-D-ribonic gamma-lactone (CAS 30725-00-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1992119-2 (accessed 2026-10-22).

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