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Chemical structure of [D-Leu-4]-OB3

GC72183

[D-Leu-4]-OB3

Also known as (2S,3R)-2-[[(2S)-5-amino-2-[[(2S)-1-[(2R)-2-[[(2S)-2-[[(2R)-2-[[(2S)-2-amino-3-hydroxypropanoyl]amino]-3-sulfanylpropanoyl]amino]-3-hydroxypropanoyl]amino]-4-methylpentanoyl]pyrrolidine-2-carbonyl]amino]-5-oxopentanoyl]amino]-3-hydroxybutanoic acid

[D-Leu-4]-OB3 inhibits expressions of pro-inflammatory, proliferative and metastatic genes andPD-L1expression

ChemicalCAS289056-32-2MW734.82FormulaC29H50N8O12S
CAS number
289056-32-2
Molecular weight
734.82
Formula
C29H50N8O12S
Solubility
DMSO ： 50 mg/mL (68·04 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
InChIKey
UPGRZGJMOBNXSP-SRUBXKRYSA-N
Catalogue number
GC72183
Brand
GLPBIO
Computed properties PubChem CID 163196513 · XLogP -8.4 · TPSA 334 Ų · H-bond donors 12
XLogP
-8.4
TPSA
334 Ų
H-bond donors
12
H-bond acceptors
14
Rotatable bonds
21
Heavy atoms
50

SMILES C[C@H]([C@@H](C(=O)O)NC(=O)[C@H](CCC(=O)N)NC(=O)[C@@H]1CCCN1C(=O)[C@@H](CC(C)C)NC(=O)[C@H](CO)NC(=O)[C@H](CS)NC(=O)[C@H](CO)N)O

Computed descriptors from PubChem (CID 163196513), 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
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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.