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Chemical structure of Spantide I

GC11280

Spantide I

Also known as (2S)-2-[[1-[(2S)-6-amino-2-[[1-[(2R)-2-amino-5-(diaminomethylideneamino)pentanoyl]pyrrolidine-2-carbonyl]amino]hexanoyl]pyrrolidine-2-carbonyl]amino]-N-[5-amino-1-[[(2R)-1-[[(2S)-1-[[(2R)-1-[[1-[[(2S)-1-amino-4-methyl-1-oxopentan-2-yl]amino]-4-methyl-1-oxopentan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]amino]-3-(1H-indol-3-yl)-1-oxopropan-2-yl]amino]-1,5-dioxopentan-2-yl]pentanediamide

Selective NK1 receptor antagonist

ChemicalCAS91224-37-2MW1497.79FormulaC75H108N20O13
CAS number
91224-37-2
Molecular weight
1497.79
Formula
C75H108N20O13
Solubility
Soluble to 1 mg/ml in Water
InChIKey
SAPCBHPQLCZCDV-PGNFWBDCSA-N
Catalogue number
GC11280
Brand
GLPBIO
Computed properties PubChem CID 25078100 · XLogP 0.6 · TPSA 551 Ų · H-bond donors 17
XLogP
0.6
TPSA
551 Ų
H-bond donors
17
H-bond acceptors
16
Rotatable bonds
43
Heavy atoms
108

SMILES CC(C)C[C@@H](C(=O)N)NC(=O)C(CC(C)C)NC(=O)[C@@H](CC1=CNC2=CC=CC=C21)NC(=O)[C@H](CC3=CC=CC=C3)NC(=O)[C@@H](CC4=CNC5=CC=CC=C54)NC(=O)C(CCC(=O)N)NC(=O)[C@H](CCC(=O)N)NC(=O)C6CCCN6C(=O)[C@H](CCCCN)NC(=O)C7CCCN7C(=O)[C@@H](CCCN=C(N)N)N

Computed descriptors from PubChem (CID 25078100), 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.