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CAS 61512-76-3

CAS 61512-76-3 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Chemical identity and properties

PubChem 2D chemical structure for CAS 61512-76-3
CAS 61512-76-3PubChem CID 16138308

Alpha-Endorphin

IUPAC name
(4S)-5-[[(2S)-6-amino-1-[[(2S)-1-[[(2S)-5-amino-1-[[(2S,3R)-1-[(2S)-2-[[(2S)-1-[[(2S)-1-[[(1S,2R)-1-carboxy-2-hydroxypropyl]amino]-3-methyl-1-oxobutan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]carbamoyl]pyrrolidin-1-yl]-3-hydroxy-1-oxobutan-2-yl]amino]-1,5-dioxopentan-2-yl]amino]-3-hydroxy-1-oxopropan-2-yl]amino]-1-oxohexan-2-yl]amino]-4-[[(2S)-2-[[(2S,3R)-2-[[(2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]acetyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-hydroxybutanoyl]amino]-3-hydroxypropanoyl]amino]-5-oxopentanoic acid
Molecular formula
C77H120N18O26S
Molecular weight
1745.9 g/mol
Exact mass
1744.83418718 Da
XLogP3
-9.7
Topological polar surface area
744.0 Ų
Hydrogen-bond donors
25
Hydrogen-bond acceptors
29
Covalent units
1
Defined stereocentres
17

Also known as

Endorphin, alphaalpha EndorphinRefChem:111225beta-Endorphin (1-16)Lipotropin 61-76alpha-Endorphin (human, mouse, rat, porcine, bovine, ovine)YGGFMTSEKS QTPLVTC77H120N18O26S
8 more reported names
-Endorphin (human)alpha-Endorphin, human|A-Endorphin (human)HY-P1253alpha-Endorphin human, >=97% (HPLC)AS-56652E5214|A-Endorphin (human, mouse, rat, porcine, bovine, ovine)
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 61512-76-3

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How CAS 61512-76-3 is used on this site

CAS 61512-76-3 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 61512-76-3 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.