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Chemical structure of MSG 606

GC50303

MSG 606

Also known as (3S)-4-[[(2S)-1-[[(2S)-1-[(2-amino-2-oxoethyl)amino]-1-oxo-3-phenylpropan-2-yl]amino]-5-(diaminomethylideneamino)-1-oxopentan-2-yl]amino]-3-[[(3R,6S,9S,12S,15S)-12-benzyl-9-[3-(diaminomethylideneamino)propyl]-15-(1H-imidazol-5-ylmethyl)-6-(1H-indol-3-ylmethyl)-5,8,11,14,17,20-hexaoxo-1-thia-4,7,10,13,16,19-hexazacyclotricosane-3-carbonyl]amino]-4-oxobutanoic acid

MSG-606 has potent antagonist activity and receptor selectivity for the human melanocortin 1 receptor (hMC1R) (IC50 = 17 nM)

ChemicalCAS1416983-77-1MW1347.51FormulaC62H82N20O13S
CAS number
1416983-77-1
Molecular weight
1347.51
Formula
C62H82N20O13S
Solubility
Soluble in DMSO
InChIKey
QJBNFEXQHBDMQM-VTWSTLNFSA-N
Catalogue number
GC50303
Brand
GLPBIO
Computed properties PubChem CID 122177131 · XLogP -2.5 · TPSA 570 Ų · H-bond donors 18
XLogP
-2.5
TPSA
570 Ų
H-bond donors
18
H-bond acceptors
17
Rotatable bonds
27
Heavy atoms
96

SMILES C1CC(=O)NCC(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@H](C(=O)N[C@@H](CSC1)C(=O)N[C@@H](CC(=O)O)C(=O)N[C@@H](CCCN=C(N)N)C(=O)N[C@@H](CC2=CC=CC=C2)C(=O)NCC(=O)N)CC3=CNC4=CC=CC=C43)CCCN=C(N)N)CC5=CC=CC=C5)CC6=CN=CN6

Computed descriptors from PubChem (CID 122177131), 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.