Cholecystokinin 33 (10-20) structure

Cholecystokinin 33 (10-20)

TL;DR: Cholecystokinin 33 (10-20) (CAS 122998-75-8) is a chemical compound with molecular formula C51H93N17O16S and molecular weight 1231.67 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

(2S)-5-amino-2-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-amino-3-hydroxypropanoyl]amino]acetyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-hydroxypropanoyl]amino]-3-methylpentanoyl]amino]-3-methylbutanoyl]amino]hexanoyl]amino]-4-oxobutanoyl]amino]-4-methylpentanoyl]amino]-5-oxopentanoic acid

Also Known As: Cholecystokinin 33 (10-20), Cck 33 (10-20), L-Glutamine, N2-(N-(N2-(N2-(N-(N-(N-(N-(N2-(N-L-serylglycyl)-L-arginyl)-L-methionyl)-L-seryl)-L-isoleucyl)-L-valyl)-L-lysyl)-L-asparaginyl)-L-leucyl)-, L-Serylglycyl-N~5~-(diaminomethylidene)-L-ornithyl-L-methionyl-L-seryl-L-isoleucyl-L-valyl-L-lysyl-L-asparaginyl-L-leucyl-L-glutamine, RefChem:125631

CAS: 122998-75-8
Molecular Formula C51H93N17O16S
Molecular Weight 1231.67 g/mol
LogP -7.9
Topological Polar Surface Area 597.0 Ų
Hydrogen Bond Donors 19
Hydrogen Bond Acceptors 20
Rotatable Bonds 44
Exact Mass 1231.6707
Heavy Atoms 85
Complexity 2280.0

Chemical Identifiers

CAS Number 122998-75-8
SMILES CC[C@H](C)[C@@H](C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CC(=O)N)C(=O)N[C@@H](CC(C)C)C(=O)N[C@@H](CCC(=O)N)C(=O)O)NC(=O)[C@H](CO)NC(=O)[C@H](CCSC)NC(=O)[C@H](CCCN=C(N)N)NC(=O)CNC(=O)[C@H](CO)N
InChIKey WDYRRJKQWOQRLJ-HCWJCATPSA-N

Product Overview

Cholecystokinin 33 (10-20) (CAS 122998-75-8), with molecular formula C51H93N17O16S and molecular weight 1231.67 g/mol. IUPAC: (2S)-5-amino-2-[[(2S)-2-[[(2S)-4-amino-2-[[(2S)-6-amino-2-[[(2S)-2-[[(2S,3S)-2-[[(2S)-2-[[(2S)-2-[[(2S)-2-[[2-[[(2S)-2-amino-3-hydroxypropanoyl]amino]acetyl]amino]-5-(diaminomethylideneamino)pentanoyl]amino]-4-methylsulfanylbutanoyl]amino]-3-hydroxypropanoyl]amino]-3-methylpentanoyl]amino]-3-methylbutanoyl]amino]hexanoyl]amino]-4-oxobutanoyl]amino]-4-methylpentanoyl]amino]-5-oxopentanoic 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 33 (10-20)

XLogP
-7.9
TPSA (Topological Polar Surface Area)
597.0
Hydrogen Bond Donors
19
Hydrogen Bond Acceptors
20
Rotatable Bonds
44
Heavy Atoms
85
Complexity
2280.0
Exact Mass
1231.6707
Monoisotopic Mass
1231.6707
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 33 (10-20)

The XLogP value of -7.9 indicates that Cholecystokinin 33 (10-20) is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 597.0 Ų indicates high polarity, suggesting Cholecystokinin 33 (10-20) may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Cholecystokinin 33 (10-20) has 19 hydrogen bond donor(s) and 20 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 33 (10-20)?

The CAS number of Cholecystokinin 33 (10-20) is 122998-75-8.

What is the molecular formula of Cholecystokinin 33 (10-20)?

The molecular formula of Cholecystokinin 33 (10-20) is C51H93N17O16S.

What is the molecular weight of Cholecystokinin 33 (10-20)?

The molecular weight of Cholecystokinin 33 (10-20) is 1231.67 g/mol.

Where can I buy Cholecystokinin 33 (10-20)?

You can request a quote for Cholecystokinin 33 (10-20) directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Cholecystokinin 33 (10-20)?

Yes, KEHONG BIO provides custom synthesis services for Cholecystokinin 33 (10-20) and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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