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CAS 87-99-0

CAS 87-99-0 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 87-99-0
CAS 87-99-0PubChem CID 6912

(2S,4R)-Pentane-1,2,3,4,5-Pentol

Ribitol is a pentitol (five-carbon sugar alcohol) having meso-configuration, being derived from ribose by reduction of the carbonyl group. It occurs naturally in the plant Adonis vernalis. It has a role as a plant metabolite, a human metabolite and a Daphnia magna metabolite. — ChEBI

IUPAC name
(2R,4S)-pentane-1,2,3,4,5-pentol
Molecular formula
C5H12O5
Molecular weight
152.15 g/mol
Exact mass
152.06847348 Da
XLogP3
-2.5
Topological polar surface area
101.0 Ų
Hydrogen-bond donors
5
Hydrogen-bond acceptors
5
Covalent units
1
Defined stereocentres
2

Also known as

RefChem:934805GlyTouCan:G06874YZxylitolribitoladonitol488-81-3XyliteD-Xylitol
16 more reported names
AdonitAdoniteEutritKlinitXylitonXylite (sugar)KannitD-ribitolNewtolXylit1,2,3,4,5-pentanepentolKylitmeso-ribitolFluoretteXylisorbxylo-Pentitol
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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 87-99-0

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How CAS 87-99-0 is used on this site

CAS 87-99-0 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 87-99-0 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.