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Chemical structure of (Diacetyl)-α-MSH

GA20137

(Diacetyl)-α-MSH

Also known as (4S)-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-acetyloxypropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxypropanoyl]amino]-4-methylsulfanylbutanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[2-[[(2S)-6-amino-1-[(2S)-2-[[(2S)-1-amino-3-methyl-1-oxobutan-2-yl]carbamoyl]pyrrolidin-1-yl]-1-oxohexan-2-yl]amino]-2-oxoethyl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-5-carbamimidamido-1-oxopentan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid

(Diacetyl)-α-MSH (catalogue number GA20137) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 71952-90-4. Molecular formula C79H111N21O20S, molecular weight 1706.95. IUPAC name: (4S)-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-acetamido-3-acetyloxypropanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxypropanoyl]amino]-4-methylsulfanylbutanoyl]amino]-5-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[(2S)-1-[[2-[[(2S)-6-amino-1-[(2S)-2-[[(2S)-1-amino-3-methyl-1-oxobutan-2-yl]carbamoyl]pyrrolidin-1-yl]-1-oxohexan-2-yl]amino]-2-oxoethyl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-5-carbamimidamido-1-oxopentan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-3-(1H-imidazol-5-yl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid. Supplied in 2 pack sizes, from 1mg at ₪1,284.86 to 5mg at ₪3,907.60; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS71952-90-4MW1706.95FormulaC79H111N21O20S
CAS number
71952-90-4
Molecular weight
1706.95
Formula
C79H111N21O20S
Solubility
Soluble in DMSO
InChIKey
HVKPKJWSDNREBR-AJXWOIMWSA-N
Catalogue number
GA20137
Brand
GLPBIO
Computed properties PubChem CID 131675936 · XLogP -3.7 · TPSA 674 Ų · H-bond donors 22
XLogP
-3.7
TPSA
674 Ų
H-bond donors
22
H-bond acceptors
24
Rotatable bonds
53
Heavy atoms
121

SMILES CC(C)[C@@H](C(=O)N)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CCCCN)NC(=O)CNC(=O)[C@H](CC2=CNC3=CC=CC=C32)NC(=O)[C@H](CCCNC(=N)N)NC(=O)[C@H](CC4=CC=CC=C4)NC(=O)[C@H](CC5=CN=CN5)NC(=O)[C@H](CCC(=O)O)NC(=O)[C@H](CCSC)NC(=O)[C@H](CO)NC(=O)[C@H](CC6=CC=C(C=C6)O)NC(=O)[C@H](COC(=O)C)NC(=O)C

Computed descriptors from PubChem (CID 131675936), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.