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alpha-Endorphin

Also known as Endorphin, alpha, alpha Endorphin, beta-Endorphin (1-16)

CAS 61512-76-3Formula C77H120N18O26SMolar mass 1,745.97 g/mol
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alpha-Endorphin chemical structure, C77H120N18O26S, CAS 61512-76-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
61512-76-3
Formula
C77H120N18O26S
Molar mass
1,745.97 g/mol
HS code
293399
Category
Peptides

What is alpha-Endorphin?

Plain description, key identifiers and synonyms

alpha-Endorphin is a chemical substance with the molecular formula C77H120N18O26S and a molar mass of 1,745.97 g/mol. Its CAS registry number is 61512-76-3. The IUPAC name is (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.

Identifiers

Registry numbers, names and line notations, tap to copy

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
CAS number
61512-76-3 CAS number cross-checkedOther or deprecated CAS: 59004-96-5
Molecular formula
C77H120N18O26S
MDL number
MFCD00076381
INCI name
SH-OLIGOPEPTIDE-6
InChIKey
NXSIJWJXMWBCBX-NWKQFZAZSA-N
InChI
InChI=1S/C77H120N18O26S/c1-38(2)31-51(70(113)91-60(39(3)4)74(117)94-63(42(7)100)77(120)121)88-73(116)55-18-14-29-95(55)76(119)62(41(6)99)93-67(110)48(23-25-56(80)102)85-71(114)53(36-96)89-65(108)47(17-12-13-28-78)84-66(109)49(24-26-59(105)106)86-72(115)54(37-97)90-75(118)61(40(5)98)92-68(111)50(27-30-122-8)87-69(112)52(33-43-15-10-9-11-16-43)83-58(104)35-81-57(103)34-82-64(107)46(79)32-44-19-21-45(101)22-20-44/h9-11,15-16,19-22,38-42,46-55,60-63,96-101H,12-14,17-18,23-37,78-79H2,1-8H3,(H2,80,102)(H,81,103)(H,82,107)(H,83,104)(H,84,109)(H,85,114)(H,86,115)(H,87,112)(H,88,116)(H,89,108)(H,90,118)(H,91,113)(H,92,111)(H,93,110)(H,94,117)(H,105,106)(H,120,121)/t40-,41-,42-,46+,47+,48+,49+,50+,51+,52+,53+,54+,55+,60+,61+,62+,63+/m1/s1
Canonical SMILES
CSCCC(NC(=O)C(Cc1ccccc1)NC(=O)CNC(=O)CNC(=O)C(N)Cc1ccc(O)cc1)C(=O)NC(C(=O)NC(CO)C(=O)NC(CCC(=O)O)C(=O)NC(CCCCN)C(=O)NC(CO)C(=O)NC(CCC(N)=O)C(=O)NC(C(=O)N1CCCC1C(=O)NC(CC(C)C)C(=O)NC(C(=O)NC(C(=O)O)C(C)O)C(C)C)C(C)O)C(C)O
Isomeric SMILES
C[C@H]([C@@H](C(=O)N[C@@H](CO)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CO)C(=O)N[C@@H](CCC(=O)N)C(=O)N[C@@H]([C@@H](C)O)C(=O)N1CCC[C@H]1C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H]([C@@H](C)O)C(=O)O)NC(=O)[C@H](CCSC)NC(=O)[C@H](CC2=CC=CC=C2)NC(=O)CNC(=O)CNC(=O)[C@H](CC3=CC=C(C=C3)O)N)O

Synonyms

  • Endorphin, alpha
  • alpha Endorphin
  • beta-Endorphin (1-16)
  • Lipotropin 61-76
  • alpha-Endorphin (human, mouse, rat, porcine, bovine, ovine)
  • Yggfmtseks qtplvt
  • Endorphin (human)
  • alpha-Endorphin, human
  • A-Endorphin (human)
  • alpha-Endorphin human, >=97% (HPLC)
  • A-Endorphin (human, mouse, rat, porcine, bovine, ovine)

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
1,745.97 g/molcalc.
Exact mass
1,744.8342 Dacalc.
LogP (octanol/water)
-8.53calc.
Topological polar surface area
718.8 Ųcalc.
Hydrogen bond donors
25calc.
Hydrogen bond acceptors
27calc.
Rotatable bonds
55calc.
Heavy atoms
122calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.61calc.
Formal charge
0calc.
Stereocentres
17calc.
Lipinski rule of five
Fails (3 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C(CCc1ccccc1)NCC(=O)NCC(=O)NC(Cc1ccccc1)C(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)N1CCCC1

O=C(CCc1ccccc1)NCC(=O)NCC(=O)NC(Cc1ccccc1)C(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)NCC(=O)N1CCCC1

3 rings, 66 atoms.

3 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

alpha-Endorphin suppliers

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All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 1 country

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alpha-Endorphin price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name SH-OLIGOPEPTIDE-6(skin conditioning)

Pharmacological actions

  • Neurotransmitter Agents

Functional uses

  • Softener and conditioner

Cosmetic functions

  • Skin conditioning

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code alpha-Endorphin is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for alpha-Endorphin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about alpha-Endorphin, based on the data on this page

What is alpha-Endorphin?

alpha-Endorphin is a chemical substance with the molecular formula C77H120N18O26S and a molar mass of 1,745.97 g/mol. Its CAS registry number is 61512-76-3.

What is the CAS number of alpha-Endorphin?

The CAS registry number of alpha-Endorphin is 61512-76-3. Other or deprecated CAS numbers: 59004-96-5.

What is the molecular formula and weight of alpha-Endorphin?

The molecular formula of alpha-Endorphin is C77H120N18O26S and its molar mass is 1,745.97 g/mol.

What is alpha-Endorphin used for?

Known uses and roles of alpha-Endorphin include skin conditioning agents in cosmetics and personal care, skin conditioning, softener and conditioner and neurotransmitter agents.

Is alpha-Endorphin hazardous?

No GHS hazard classification for alpha-Endorphin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of alpha-Endorphin?

alpha-Endorphin is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy alpha-Endorphin?

CompoundList lists 2 suppliers of alpha-Endorphin in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of alpha-Endorphin?

Suppliers quote alpha-Endorphin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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