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1,2:5,6-Di-O-isopropylidene-α-D-allofuranose

Also known as: 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose, Diacetone-D-allofuranose, 1,2:5,6-Diacetone-D-allofuranose, 1,2:5,6-bis-O-(1-methylethylidene)-α-D-allofuranose, (3aR,5S,6R,6aR)-5-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-6-ol, MFCD00135634

1,2:5,6-Di-O-isopropylidene-α-D-allofuranose (CAS 2595-05-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H20O6 and a molecular weight of 260.284 g/mol. Key properties include a melting point of 73-77ºC, a boiling point of 362.8±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 173.2±27.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2595-05-3
Jingsj CID
J-17327-3
Molecular Formula
C12H20O6
Molecular Weight
260.284 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point73-77ºC
Boiling Point362.8±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point173.2±27.9 °C
Exact Mass260.125977
PSA66.38000
LogP1.92
Vapor Pressure0.0±1.8 mmHg at 25°C
Refractive Index1.483

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose?

The CAS number of 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose is 2595-05-3.

What are the molecular formula and molecular weight of 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose?

1,2:5,6-Di-O-isopropylidene-α-D-allofuranose has molecular formula C12H20O6 and molecular weight 260.284 g/mol.

What are the upstream and downstream products of 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose?

For 1,2:5,6-Di-O-isopropylidene-α-D-allofuranose, Upstream Products: 1,2:5,6-Di-O-isopropylidene-α-D-ribo-3-hexulofuranose, 1,2:5,6-Di-O-isopropylidene-α-D-glucofuranose, alpha-D-glucose; Downstream Products: 3-Chloro-3-deoxy-1,2:5,6-di-O-isopropylidene-alpha-D-glucofuranose, 3-O-Benzyl-1,2:5,6-bis-O-isopropylidene-α-D-galactofuranose, 1,2:5,6-Di-O-isopropylidene-α-D-ribo-3-hexulofuranose.

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

Last updated:

How to cite: Jingsj. "1,2:5,6-Di-O-isopropylidene-α-D-allofuranose (CAS 2595-05-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17327-3 (accessed 2026-11-09).

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