CTOP structure

CTOP

TL;DR: CTOP (CAS 103429-31-8) is a chemical compound with molecular formula C50H67N11O11S2 and molecular weight 1061.45 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

CTOP

N-(1-amino-3-hydroxy-1-oxobutan-2-yl)-19-[(2-amino-3-phenylpropanoyl)amino]-10-(3-aminopropyl)-7-(1-hydroxyethyl)-16-[(4-hydroxyphenyl)methyl]-13-(1H-indol-3-ylmethyl)-3,3-dimethyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carboxamide

Also Known As: CTOP, CTOPA, Ctop-NH2, FCYWXTXT, CTOP TFA

CAS: 103429-31-8
Molecular Formula C50H67N11O11S2
Molecular Weight 1061.45 g/mol
LogP 0.5
Topological Polar Surface Area 426.0 Ų
Hydrogen Bond Donors 14
Hydrogen Bond Acceptors 15
Rotatable Bonds 16
Exact Mass 1061.4463
Heavy Atoms 74
Complexity 1930.0

Chemical Identifiers

CAS Number 103429-31-8
SMILES CC(C1C(=O)NC(C(SSCC(C(=O)NC(C(=O)NC(C(=O)NC(C(=O)N1)CCCN)CC2=CNC3=CC=CC=C32)CC4=CC=C(C=C4)O)NC(=O)C(CC5=CC=CC=C5)N)(C)C)C(=O)NC(C(C)O)C(=O)N)O
InChIKey PZWWYAHWHHNCHO-UHFFFAOYSA-N

Product Overview

CTOP (CAS 103429-31-8), with molecular formula C50H67N11O11S2 and molecular weight 1061.45 g/mol. IUPAC: N-(1-amino-3-hydroxy-1-oxobutan-2-yl)-19-[(2-amino-3-phenylpropanoyl)amino]-10-(3-aminopropyl)-7-(1-hydroxyethyl)-16-[(4-hydroxyphenyl)methyl]-13-(1H-indol-3-ylmethyl)-3,3-dimethyl-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentazacycloicosane-4-carboxamide.

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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 CTOP

XLogP
0.5
TPSA (Topological Polar Surface Area)
426.0
Hydrogen Bond Donors
14
Hydrogen Bond Acceptors
15
Rotatable Bonds
16
Heavy Atoms
74
Complexity
1930.0
Exact Mass
1061.4463
Monoisotopic Mass
1061.4463
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 CTOP

The XLogP value of 0.5 suggests moderate lipophilicity, balancing water solubility and membrane permeability for CTOP. The TPSA of 426.0 Ų indicates high polarity, suggesting CTOP may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, CTOP has 14 hydrogen bond donor(s) and 15 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 CTOP?

The CAS number of CTOP is 103429-31-8.

What is the molecular formula of CTOP?

The molecular formula of CTOP is C50H67N11O11S2.

What is the molecular weight of CTOP?

The molecular weight of CTOP is 1061.45 g/mol.

Where can I buy CTOP?

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

Does KEHONG BIO offer custom synthesis for CTOP?

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

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