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CAS 99-20-7

CAS 99-20-7 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 99-20-7
CAS 99-20-7PubChem CID 7427

Trehalose

Alpha,alpha-trehalose is a trehalose in which both glucose residues have alpha-configuration at the anomeric carbon. It has a role as a geroprotector, a mouse metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite and a human metabolite. — ChEBI

IUPAC name
(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxane-3,4,5-triol
Molecular formula
C12H22O11
Molecular weight
342.30 g/mol
Exact mass
342.11621151 Da
XLogP3
-4.2
Topological polar surface area
190.0 Ų
Hydrogen-bond donors
8
Hydrogen-bond acceptors
11
Covalent units
1
Defined stereocentres
10

Also known as

D-(+)-TrehaloseMycosealpha,alpha-trehaloseErgot sugaralpha-D-TrehaloseCabalettaMushroom sugarNatural trehalose
16 more reported names
alpha-D-glucopyranosyl-alpha-D-glucopyranosidealpha,alpha'-Trehalosealpha-D-glucopyranosyl alpha-D-glucopyranosideCHEBI:16551B8WCK70T7INSC-2093(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}oxane-3,4,5-triolCHEBI:27082(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl)oxy)oxane-3,4,5-triol(2R,3S,4S,5R,6R)-2-(hydroxymethyl)-6-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl)oxyoxane-3,4,5-triolRefChem:6317GlyTouCan:G92130SNzozu abundant charming hips creamzozu plump beautiful breast cream202-739-6D-Trehalose
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 99-20-7

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How CAS 99-20-7 is used on this site

CAS 99-20-7 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 99-20-7 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.