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Chemical structure of ACTH (1-4)

GA20652

ACTH (1-4)

Also known as (2S)-2-[[(2S)-2-[[(2S,5R)-2,5-diamino-6-hydroxy-3-(4-hydroxyphenyl)-4-oxohexanoyl]amino]-3-hydroxypropanoyl]amino]-4-methylsulfanylbutanoic acid

ACTH (1-4) (catalogue number GA20652) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 19405-50-6. Molecular formula C20H30N4O8S, molecular weight 486.55. IUPAC name: (2S)-2-[[(2S)-2-[[(2S,5R)-2,5-diamino-6-hydroxy-3-(4-hydroxyphenyl)-4-oxohexanoyl]amino]-3-hydroxypropanoyl]amino]-4-methylsulfanylbutanoic acid. Supplied in 2 pack sizes, from 5mg at ₪1,284.86 to 25mg 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.

ChemicalCAS19405-50-6MW486.55FormulaC20H30N4O8S
CAS number
19405-50-6
Molecular weight
486.55
Formula
C20H30N4O8S
Solubility
Soluble in DMSO
InChIKey
VDBYNBBWIWHRSI-GDOYIGSPSA-N
Catalogue number
GA20652
Brand
GLPBIO
Computed properties PubChem CID 161279 · XLogP -4.8 · TPSA 251 Ų · H-bond donors 8
XLogP
-4.8
TPSA
251 Ų
H-bond donors
8
H-bond acceptors
11
Rotatable bonds
14
Heavy atoms
33

SMILES CSCC[C@@H](C(=O)O)NC(=O)[C@H](CO)NC(=O)[C@H](C(C1=CC=C(C=C1)O)C(=O)[C@@H](CO)N)N

Computed descriptors from PubChem (CID 161279), 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.