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1-O-α-D-Glucopyranosyl-D-mannitol

Also known as: 1-O-alpha-D-Glucopyranosyl-D-mannitol, Isomalt, 1,1-GPM, (2R,3R,4R,5R)-6-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexane-1,2,3,4,5-pentaol, Palatinit, 1-O-(a-Glucopyranosyl)-D-mannitol

1-O-α-D-Glucopyranosyl-D-mannitol (CAS 20942-99-8) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C12H24O11 and a molecular weight of 344.31300 g/mol. Key properties include a melting point of 162ºC, a boiling point of 788.5ºC at 760mmHg, a density of 1.69g/cm3 and a flash point of 430.7ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
20942-99-8
Jingsj CID
J-1327234-9
Molecular Formula
C12H24O11
Molecular Weight
344.31300 g/mol
Category
Alcohols
Last updated
11/2/2026
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Physicochemical Properties

Melting Point162ºC
Boiling Point788.5ºC at 760mmHg
Density1.69g/cm3
Flash Point430.7ºC
Exact Mass380.15300
PSA218.99000
Vapor Pressure9.8E-29mmHg at 25°C
Refractive Index1.634

Frequently Asked Questions

What is the CAS number of 1-O-α-D-Glucopyranosyl-D-mannitol?

The CAS number of 1-O-α-D-Glucopyranosyl-D-mannitol is 20942-99-8.

What are the molecular formula and molecular weight of 1-O-α-D-Glucopyranosyl-D-mannitol?

1-O-α-D-Glucopyranosyl-D-mannitol has molecular formula C12H24O11 and molecular weight 344.31300 g/mol.

What are the upstream and downstream products of 1-O-α-D-Glucopyranosyl-D-mannitol?

For 1-O-α-D-Glucopyranosyl-D-mannitol, Downstream Products: D-Mannitol, D-Glucose.

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-O-α-D-Glucopyranosyl-D-mannitol (CAS 20942-99-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1327234-9 (accessed 2026-11-09).

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