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CAS 33996-33-7

CAS 33996-33-7 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 33996-33-7
CAS 33996-33-7PubChem CID 65784

Oxaceprol

Oxaceprol is an L-proline derivative that is L-proline substituted by acetyl and hydroxy groups at positions 1 and 4R, respectively. It is an anti-inflammatory drug used for the management of osteoarthritis. It has a role as an anti-inflammatory drug and a dermatologic drug. It is a member of acetamides, a pyrrolidinemonocarboxylic acid, a monohydroxypyrrolidine and a L-proline derivative. — ChEBI

IUPAC name
(2S,4R)-1-acetyl-4-hydroxypyrrolidine-2-carboxylic acid
Molecular formula
C7H11NO4
Molecular weight
173.17 g/mol
Exact mass
173.06880783 Da
XLogP3
-1.1
Topological polar surface area
77.8 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
2

Also known as

Jonctumacetyl hydroxyprolineOxaceprolumN-AcetylhydroxyprolineQ0XV76B96L(-)-1-Acetyl-4-hydroxy-L-prolineRefChem:557881-Acetyl-4-hydroxy-L-proline
16 more reported names
D11AX09M01AX24251-780-6N-acetyl-4-hydroxyprolineN-Acetyl-L-hydroxyprolineAC-HYP-OHN-Acetyl-trans-4-hydroxy-L-prolineOxaceprol [INN]trans-1-Acetyl-4-hydroxy-l-prolineL-Proline, 1-acetyl-4-hydroxy-, (4R)-(4R)-1-acetyl-4-hydroxy-L-prolineOxaceprol (INN)(2s,4r)-1-acetyl-4-hydroxy-pyrrolidine-2-carboxylic acidTejuntivoCAS-33996-33-7Oxaceprolum [INN-Latin]
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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 33996-33-7

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How CAS 33996-33-7 is used on this site

CAS 33996-33-7 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 33996-33-7 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.