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Peptides

beta-MSH

Also known as beta-Melanotropin, beta Intermedin, beta Melanotropin

CAS 9034-42-8Formula C118H174N34O35SMolar mass 2,660.96 g/mol
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beta-MSH chemical structure, C118H174N34O35S, CAS 9034-42-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
9034-42-8
Formula
C118H174N34O35S
Molar mass
2,660.96 g/mol
HS code
293329
Category
Peptides

What is beta-MSH?

Plain description, key identifiers and synonyms

beta-MSH is a peptide hormone in Homo sapiens.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-2-[[(2S)-6-amino-2-[[(2S)-1-[(2S)-1-[(2S)-2-[[2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-1-[2-[[(2S)-2-[[(2S)-2-[[(2S)-6-amino-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S)-2-aminopropanoyl]amino]-4-carboxybutanoyl]amino]hexanoyl]amino]hexanoyl]amino]-3-carboxypropanoyl]amino]-4-carboxybutanoyl]amino]acetyl]pyrrolidine-2-carbonyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-5-carbamimidamidopentanoyl]amino]-4-methylsulfanylbutanoyl]amino]-4-carboxybutanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-3-phenylpropanoyl]amino]-5-carbamimidamidopentanoyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]acetyl]amino]-3-hydroxypropanoyl]pyrrolidine-2-carbonyl]pyrrolidine-2-carbonyl]amino]hexanoyl]amino]butanedioic acid
CAS number
9034-42-8
Molecular formula
C118H174N34O35S
InChIKey
XLLJFSCSXTYVTN-UPWOUFKKSA-N
InChI
InChI=1S/C118H174N34O35S/c1-63(122)97(167)135-77(36-39-93(159)160)105(175)137-71(23-8-11-42-119)100(170)136-72(24-9-12-43-120)102(172)147-84(55-95(163)164)111(181)140-76(35-38-92(157)158)98(168)132-60-91(156)150-47-16-28-87(150)112(182)148-81(52-65-31-33-68(154)34-32-65)109(179)138-74(26-14-45-128-117(123)124)101(171)142-79(41-50-188-2)107(177)141-78(37-40-94(161)162)106(176)146-83(54-67-58-127-62-133-67)110(180)144-80(51-64-19-4-3-5-20-64)108(178)139-75(27-15-46-129-118(125)126)103(173)145-82(53-66-57-130-70-22-7-6-21-69(66)70)99(169)131-59-90(155)134-86(61-153)114(184)152-49-18-30-89(152)115(185)151-48-17-29-88(151)113(183)143-73(25-10-13-44-121)104(174)149-85(116(186)187)56-96(165)166/h3-7,19-22,31-34,57-58,62-63,71-89,130,153-154H,8-18,23-30,35-56,59-61,119-122H2,1-2H3,(H,127,133)(H,131,169)(H,132,168)(H,134,155)(H,135,167)(H,136,170)(H,137,175)(H,138,179)(H,139,178)(H,140,181)(H,141,177)(H,142,171)(H,143,183)(H,144,180)(H,145,173)(H,146,176)(H,147,172)(H,148,182)(H,149,174)(H,157,158)(H,159,160)(H,161,162)(H,163,164)(H,165,166)(H,186,187)(H4,123,124,128)(H4,125,126,129)/t63-,71-,72-,73-,74-,75-,76-,77-,78-,79-,80-,81-,82-,83-,84-,85-,86-,87-,88-,89-/m0/s1
Canonical SMILES
CSCCC(NC(=O)C(CCCNC(=N)N)NC(=O)C(Cc1ccc(O)cc1)NC(=O)C1CCCN1C(=O)CNC(=O)C(CCC(=O)O)NC(=O)C(CC(=O)O)NC(=O)C(CCCCN)NC(=O)C(CCCCN)NC(=O)C(CCC(=O)O)NC(=O)C(C)N)C(=O)NC(CCC(=O)O)C(=O)NC(Cc1cnc[nH]1)C(=O)NC(Cc1ccccc1)C(=O)NC(CCCNC(=N)N)C(=O)NC(Cc1c[nH]c2ccccc12)C(=O)NCC(=O)NC(CO)C(=O)N1CCCC1C(=O)N1CCCC1C(=O)NC(CCCCN)C(=O)NC(CC(=O)O)C(=O)O
Isomeric SMILES
C[C@@H](C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CCC(=O)O)C(=O)NCC(=O)N1CCC[C@H]1C(=O)N[C@@H](CC2=CC=C(C=C2)O)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CCSC)C(=O)N[C@@H](CCC(=O)O)C(=O)N[C@@H](CC3=CN=CN3)C(=O)N[C@@H](CC4=CC=CC=C4)C(=O)N[C@@H](CCCNC(=N)N)C(=O)N[C@@H](CC5=CNC6=CC=CC=C65)C(=O)NCC(=O)N[C@@H](CO)C(=O)N7CCC[C@H]7C(=O)N8CCC[C@H]8C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(=O)O)C(=O)O)N

Synonyms

  • beta-Melanotropin
  • beta Intermedin
  • beta Melanotropin
  • Intermedin, beta
  • MSH, beta
  • beta-melanocyte stimulating hormone
  • beta Melanocyte Stimulating Hormone
  • beta Melanocyte-Stimulating Hormone
  • Melanocyte Stimulating Hormone, beta
  • Melanocyte-Stimulating Hormone, beta
  • beta MSH
  • beta-MSH (human)
  • Aekkdegpyrmehfrwgsppkd

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
2,660.96 g/molcalc.
Exact mass
2,659.2602 Dacalc.
LogP (octanol/water)
-9.54calc.
Topological polar surface area
1,121 Ųcalc.
Hydrogen bond donors
38calc.
Hydrogen bond acceptors
37calc.
Rotatable bonds
85calc.
Heavy atoms
188calc.
Rings
8calc.
Aromatic rings
5calc.
Fraction sp3 carbons
0.56calc.
Formal charge
0calc.
Stereocentres
20calc.
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(CNC(=O)CNC(=O)C(Cc1ccccc1)NC(=O)C1CCCN1)NCC(=O)NC(Cc1c[nH]cn1)C(=O)NC(Cc1ccccc1)C(=O)NCC(=O)NC(Cc1c[nH]c2ccccc12)C(=O)NCC(=O)NCC(=O)N1CCCC1C(=O)N1CCCC1

O=C(CNC(=O)CNC(=O)C(Cc1ccccc1)NC(=O)C1CCCN1)NCC(=O)NC(Cc1c[nH]cn1)C(=O)NC(Cc1ccccc1)C(=O)NCC(=O)NC(Cc1c[nH]c2ccccc12)C(=O)NCC(=O)NCC(=O)N1CCCC1C(=O)N1CCCC1

8 rings, 89 atoms.

4 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.

beta-MSH suppliers

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beta-MSH 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

Pharmacological actions

  • Hormones

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code beta-MSH is traded under.

HS 2933.29Indicative HS code

Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…

World exports in 2024
$1.43B
−7.6% vs 2023, imports $1.47B
2019 to 2024
Top exporters
  1. China28.1%
  2. France * partner reported12.7%
  3. India * partner reported10.3%
Top importers
  1. United Kingdom13.0%
  2. United States7.9%
  3. China6.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about beta-MSH, based on the data on this page

What is beta-MSH?

beta-MSH is a peptide hormone in Homo sapiens.

What is the CAS number of beta-MSH?

The CAS registry number of beta-MSH is 9034-42-8.

What is the molecular formula and weight of beta-MSH?

The molecular formula of beta-MSH is C118H174N34O35S and its molar mass is 2,660.96 g/mol.

What is beta-MSH used for?

Known uses and roles of beta-MSH include hormones.

Is beta-MSH hazardous?

No GHS hazard classification for beta-MSH 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 beta-MSH?

beta-MSH is usually classified under HS code 293329 (Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy beta-MSH?

Post a free request on CompoundList and suppliers of beta-MSH will send you quotes. Your contact details stay private until you accept a quote.

What is the price of beta-MSH?

Suppliers quote beta-MSH 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

Practical guides that help when you source, ship or handle beta-MSH

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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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