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CAS 1258540-06-5

CAS 1258540-06-5 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 1258540-06-5
CAS 1258540-06-5PubChem CID 91936933

Methiopeptide

IUPAC name
(2S)-2-acetamido-4-methylsulfanyl-N-(3-methylsulfanylpropyl)butanamide
Molecular formula
C11H22N2O2S2
Molecular weight
278.4 g/mol
Exact mass
278.11227030 Da
XLogP3
0.9
Topological polar surface area
109.0 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
1

Also known as

AMDMC67OSX07BKMethylthiopropylamido acetyl methionineUNII-C67OSX07BKButanamide, 2-(acetylamino)-4-(methylthio)-N-(3-(methylthio)propyl)-Methylthiopropylamido acetyl methionine [INCI]
Open full PubChem recordPubChem annotations3D structure image

Evidence from additional scientific databases

NIH PubChem PUG-View
Exact identifier match91936933

Attributed physical-property, hazard, environmental and use annotations.

Mapped by: Existing checksum-valid CAS to unique PubChem CID match. Retrieved: 2026-08-31. Open source record

Scientific classifications and hazard annotations provide context and do not replace the market-specific regulatory decision shown above.

Additional source coverage and match status
SourceResultChecked
NIH PubChem PUG-ViewExact match2026-08-31

A recorded no-match is useful evidence that the source was checked; it is not a claim that the substance does not exist elsewhere.

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 1258540-06-5

0 total
No records found for this CAS number.

How CAS 1258540-06-5 is used on this site

CAS 1258540-06-5 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 1258540-06-5 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.