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Chemical structure of Proctolin

GC31177

Proctolin

Also known as (2S,3R)-2-[[(2S)-1-[(2S)-2-[[(2S)-2-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-3-hydroxybutanoic acid

Proctolin is an endogenous pentapeptide that acts as an excitatory neuromodulator

ChemicalCAS57966-42-4MW648.75FormulaC30H48N8O8
CAS number
57966-42-4
Molecular weight
648.75
Formula
C30H48N8O8
Solubility
H2O ： 100 mg/mL (154·14 mM; Need ultrasonic)
InChIKey
KKUPPLMEDQDAJX-UEHMALFGSA-N
Catalogue number
GC31177
Brand
GLPBIO
Computed properties PubChem CID 123786 · XLogP -4.5 · TPSA 276 Ų · H-bond donors 9
XLogP
-4.5
TPSA
276 Ų
H-bond donors
9
H-bond acceptors
10
Rotatable bonds
17
Heavy atoms
46

SMILES C[C@H]([C@@H](C(=O)O)NC(=O)[C@@H]1CCCN1C(=O)[C@H](CC(C)C)NC(=O)[C@H](CC2=CC=C(C=C2)O)NC(=O)[C@H](CCCN=C(N)N)N)O

Computed descriptors from PubChem (CID 123786), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
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Pricing
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Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
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Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.