L 659837 structure

L 659837

TL;DR: L 659837 (CAS 125989-10-8) is a chemical compound with molecular formula C40H52N8O7S and molecular weight 788.37 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(2S)-2-[[(Z,2S)-2-[[(2S)-2-[(3R)-3-amino-2-oxopyrrolidin-1-yl]-4-methylpentanoyl]amino]-4-methylsulfanylbut-3-enoyl]amino]-N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-[[(2S)-1-oxo-3-phenylpropan-2-yl]amino]propan-2-yl]pentanediamide

Also Known As: Cyclo(gln-trp-phe-gly(anc-2)-leu-met), L 659837, L-659,837, (2S)-2-[[(Z,2S)-2-[[(2S)-2-[(3R)-3-amino-2-oxopyrrolidin-1-yl]-4-methylpentanoyl]amino]-4-methylsulfanylbut-3-enoyl]amino]-N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-[[(2S)-1-oxo-3-phenylpropan-2-yl]amino]propan-2-yl]pentanediamide, (S)-N1-((S)-3-(1H-indol-3-yl)-1-oxo-1-(((S)-1-oxo-3-phenylpropan-2-yl)amino)propan-2-yl)-2-((S,Z)-2-((S)-2-((R)-3-amino-2-oxopyrrolidin-1-yl)-4-methylpentanamido)-4-(methylthio)but-3-enamido)pentanediamide

CAS: 125989-10-8
Molecular Formula C40H52N8O7S
Molecular Weight 788.37 g/mol
LogP 1.2077
Topological Polar Surface Area 238.68 Ų
Hydrogen Bond Donors 7
Hydrogen Bond Acceptors 9
Rotatable Bonds 21
Exact Mass 788.368
Heavy Atoms 56
Complexity 1883.8805

Chemical Identifiers

CAS Number 125989-10-8
SMILES CC(C)C[C@@H](C(=O)N[C@@H](/C=C\SC)C(=O)N[C@@H](CCC(=O)N)C(=O)N[C@@H](CC1=CNC2=CC=CC=C21)C(=O)N[C@@H](CC3=CC=CC=C3)C=O)N4CC[C@H](C4=O)N

Product Overview

L 659837 (CAS 125989-10-8), with molecular formula C40H52N8O7S and molecular weight 788.37 g/mol. IUPAC: (2S)-2-[[(Z,2S)-2-[[(2S)-2-[(3R)-3-amino-2-oxopyrrolidin-1-yl]-4-methylpentanoyl]amino]-4-methylsulfanylbut-3-enoyl]amino]-N-[(2S)-3-(1H-indol-3-yl)-1-oxo-1-[[(2S)-1-oxo-3-phenylpropan-2-yl]amino]propan-2-yl]pentanediamide.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of L 659837

XLogP
1.2077
TPSA (Topological Polar Surface Area)
238.68
Hydrogen Bond Donors
7
Hydrogen Bond Acceptors
9
Rotatable Bonds
21
Heavy Atoms
56
Complexity
1883.8805
Exact Mass
788.368
Monoisotopic Mass
788.368
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of L 659837

The XLogP value of 1.2077 suggests moderate lipophilicity, balancing water solubility and membrane permeability for L 659837. The TPSA of 238.68 Ų indicates high polarity, suggesting L 659837 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, L 659837 has 7 hydrogen bond donor(s) and 9 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of L 659837?

The CAS number of L 659837 is 125989-10-8.

What is the molecular formula of L 659837?

The molecular formula of L 659837 is C40H52N8O7S.

What is the molecular weight of L 659837?

The molecular weight of L 659837 is 788.37 g/mol.

Where can I buy L 659837?

You can request a quote for L 659837 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for L 659837?

Yes, KEHONG BIO provides custom synthesis services for L 659837 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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