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CAS 534-42-9

CAS 534-42-9 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 534-42-9
CAS 534-42-9PubChem CID 3036723

Maltobionic acid

IUPAC name
(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyhexanoic acid
Molecular formula
C12H22O12
Molecular weight
358.30 g/mol
Exact mass
358.11112613 Da
XLogP3
-5.0
Topological polar surface area
218.0 Ų
Hydrogen-bond donors
9
Hydrogen-bond acceptors
12
Covalent units
1
Defined stereocentres
9

Also known as

47RDD4XT2O4-o-alpha-d-glucopyranosyl-d-gluconic acidD-Gluconic acid, 4-O-alpha-D-glucopyranosyl-RefChem:800814GlyTouCan:G83915AKcellobionic acid, maltobionic acid; ALPHA-D-GLUCO700-394-0(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoic acid
16 more reported names
UNII-47RDD4XT2O4-O-a-D-Glucopyranosyl-D-gluconic acidMaltobionsaureC12H22O124-O-(alpha-D-Glucopyranosyl)-D-gluco-hexonic acidJYTUSYBCFIZPBE-QOKIMYEXSA-NTN8083HY-W423191(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-{[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}hexanoic acidAS-938054-O-(|A-D-Glucopyranosyl)-D-gluco-hexonic acid4-O-.ALPHA.-D-GLUCOPYRANOSYL-D-GLUCONIC ACIDD-GLUCONIC ACID, 4-O-.ALPHA.-D-GLUCOPYRANOSYL-(2R 3R 4R 5R)-2 3 5 6-Tetrahydroxy-4-(((2R 3R 4S 5S 6R)-3 4 5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoic acid(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexanoicacid(2R,3R,4R,5R)-2,3,5,6-tetrahydroxy-4-[(2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-hexanoic acid
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Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

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How CAS 534-42-9 is used on this site

CAS 534-42-9 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 534-42-9 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.