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Chemical structure of CTOP

GC16888

CTOP

Also known as N-(1-amino-3-hydroxy-1-oxobutan-2-yl)-19-[(2-amino-3-phenylpropanoyl)amino]-10-(3-aminopropyl)-7-(1-hydroxyethyl)-16-[(4-hydroxyphenyl)methyl]-13-(1H-indol-3-ylmethyl)-3,3-dimethyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carboxamide

Potent and selective μ opioid receptor antagonist

ChemicalCAS103429-31-8MW1062.28FormulaC50H67N11O11S2
CAS number
103429-31-8
Molecular weight
1062.28
Formula
C50H67N11O11S2
Solubility
Soluble to 1 mg/ml in Water
InChIKey
PZWWYAHWHHNCHO-UHFFFAOYSA-N
Catalogue number
GC16888
Brand
GLPBIO
Computed properties PubChem CID 2884 · XLogP 0.5 · TPSA 426 Ų · H-bond donors 14
XLogP
0.5
TPSA
426 Ų
H-bond donors
14
H-bond acceptors
15
Rotatable bonds
16
Heavy atoms
74

SMILES CC(C1C(=O)NC(C(SSCC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)N1)CCCN)CC2=CNC3=CC=CC=C32)CC4=CC=C(C=C4)O)NC(=O)C(CC5=CC=CC=C5)N)(C)C)C(=O)NC(C(C)O)C(=O)N)O

Computed descriptors from PubChem (CID 2884), 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.