Leu-Enkephalin
TL;DR: Leu-Enkephalin (CAS 81678-16-2) is a chemical compound with molecular formula C28H37N5O7 and molecular weight 555.27 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
(2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]acetyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoic acid
Also Known As: Leu-enkephalin, [Leu5]-Enkephalin, leucine enkephalin, Enkephalin, Enkephalins
| Molecular Formula | C28H37N5O7 |
|---|---|
| Molecular Weight | 555.27 g/mol |
| LogP | -2.3 |
| Topological Polar Surface Area | 200.0 Ų |
| Hydrogen Bond Donors | 7 |
| Hydrogen Bond Acceptors | 8 |
| Rotatable Bonds | 15 |
| Exact Mass | 555.2693 |
| Heavy Atoms | 40 |
| Complexity | 854.0 |
Chemical Identifiers
| CAS Number | 81678-16-2 |
|---|---|
| SMILES | CC(C)C[C@@H](C(=O)O)NC(=O)[C@H](CC1=CC=CC=C1)NC(=O)CNC(=O)CNC(=O)[C@H](CC2=CC=C(C=C2)O)N |
| InChIKey | URLZCHNOLZSCCA-VABKMULXSA-N |
Patent-Derived Application Labels
Derived from 7 IPC patent classification(s) across the SureChEMBL global patent database.
Product Overview
Leu-Enkephalin (CAS 81678-16-2), with molecular formula C28H37N5O7 and molecular weight 555.27 g/mol. IUPAC: (2S)-2-[[(2S)-2-[[2-[[2-[[(2S)-2-amino-3-(4-hydroxyphenyl)propanoyl]amino]acetyl]amino]acetyl]amino]-3-phenylpropanoyl]amino]-4-methylpentanoic acid.
Chemical Property Profile of Leu-Enkephalin
Property Insights of Leu-Enkephalin
The XLogP value of -2.3 indicates that Leu-Enkephalin is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 200.0 Ų indicates high polarity, suggesting Leu-Enkephalin may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Leu-Enkephalin has 7 hydrogen bond donor(s) and 8 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Leu-Enkephalin?
The CAS number of Leu-Enkephalin is 81678-16-2.
What is the molecular formula of Leu-Enkephalin?
The molecular formula of Leu-Enkephalin is C28H37N5O7.
What is the molecular weight of Leu-Enkephalin?
The molecular weight of Leu-Enkephalin is 555.27 g/mol.
Where can I buy Leu-Enkephalin?
You can request a quote for Leu-Enkephalin directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Leu-Enkephalin?
Yes, KEHONG BIO provides custom synthesis services for Leu-Enkephalin and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.