Cholecystokinin (25-33), thr(28)-nle(31)- structure

Cholecystokinin (25-33), thr(28)-nle(31)-

TL;DR: Cholecystokinin (25-33), thr(28)-nle(31)- (CAS 77568-41-3) is a chemical compound with molecular formula C55H74N14O18S and molecular weight 1250.50 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(3S)-3-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S,3R)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]hexanoyl]amino]-4-oxo-4-sulfooxybutanoyl]amino]-3-phenylpropanoyl]amino]-4-oxobutanoic acid

Also Known As: CCKTN, Cholecystokinin (25-33), thr(28)-nle(31)-, 28-Thr-31-nle-cholecystokinin (25-33), CCK-(25-33), Thr(28)-Nle(31)-, Cck (25-33), thr(28)-nle(31)-

CAS: 77568-41-3
Molecular Formula C55H74N14O18S
Molecular Weight 1250.50 g/mol
LogP -6.6
Topological Polar Surface Area 549.0 Ų
Hydrogen Bond Donors 17
Hydrogen Bond Acceptors 21
Rotatable Bonds 36
Exact Mass 1250.5026
Heavy Atoms 88
Complexity 2540.0

Chemical Identifiers

CAS Number 77568-41-3
SMILES CCCC[C@@H](C(=O)N[C@@H](CC(=O)OS(=O)(=O)O)C(=O)N[C@@H](CC1=CC=CC=C1)C(=O)NC(=O)[C@H](CC(=O)O)NC(=O)[C@H](CCCN=C(N)N)N)NC(=O)[C@H](CC2=CNC3=CC=CC=C32)NC(=O)CNC(=O)[C@H]([C@@H](C)O)NC(=O)[C@H](CC4=CC=C(C=C4)O)N
InChIKey PBHKFCLZCVGPRU-VCCAZEROSA-N

Product Overview

Cholecystokinin (25-33), thr(28)-nle(31)- (CAS 77568-41-3), with molecular formula C55H74N14O18S and molecular weight 1250.50 g/mol. IUPAC: (3S)-3-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]-4-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S,3R)-2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]-3-hydroxybutanoyl]amino]acetyl]amino]-3-(1H-indol-3-yl)propanoyl]amino]hexanoyl]amino]-4-oxo-4-sulfooxybutanoyl]amino]-3-phenylpropanoyl]amino]-4-oxobutanoic acid.

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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 Cholecystokinin (25-33), thr(28)-nle(31)-

XLogP
-6.6
TPSA (Topological Polar Surface Area)
549.0
Hydrogen Bond Donors
17
Hydrogen Bond Acceptors
21
Rotatable Bonds
36
Heavy Atoms
88
Complexity
2540.0
Exact Mass
1250.5026
Monoisotopic Mass
1250.5026
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 Cholecystokinin (25-33), thr(28)-nle(31)-

The XLogP value of -6.6 indicates that Cholecystokinin (25-33), thr(28)-nle(31)- is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 549.0 Ų indicates high polarity, suggesting Cholecystokinin (25-33), thr(28)-nle(31)- may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Cholecystokinin (25-33), thr(28)-nle(31)- has 17 hydrogen bond donor(s) and 21 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 Cholecystokinin (25-33), thr(28)-nle(31)-?

The CAS number of Cholecystokinin (25-33), thr(28)-nle(31)- is 77568-41-3.

What is the molecular formula of Cholecystokinin (25-33), thr(28)-nle(31)-?

The molecular formula of Cholecystokinin (25-33), thr(28)-nle(31)- is C55H74N14O18S.

What is the molecular weight of Cholecystokinin (25-33), thr(28)-nle(31)-?

The molecular weight of Cholecystokinin (25-33), thr(28)-nle(31)- is 1250.50 g/mol.

Where can I buy Cholecystokinin (25-33), thr(28)-nle(31)-?

You can request a quote for Cholecystokinin (25-33), thr(28)-nle(31)- directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Cholecystokinin (25-33), thr(28)-nle(31)-?

Yes, KEHONG BIO provides custom synthesis services for Cholecystokinin (25-33), thr(28)-nle(31)- and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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