Phe-Arg
TL;DR: Phe-Arg (CAS 1238-09-1) is a chemical compound with molecular formula C15H23N5O3 and molecular weight 321.18 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
(2S)-2-[[(2S)-2-amino-3-phenylpropanoyl]amino]-5-(diaminomethylideneamino)pentanoic acid
Also Known As: Phe-arg, Phenylalanylarginine, L-phenylalanyl-L-arginine, H-Phe-Arg-OH, FR dipeptide
| Molecular Formula | C15H23N5O3 |
|---|---|
| Molecular Weight | 321.18 g/mol |
| LogP | -3.7 |
| Topological Polar Surface Area | 157.0 Ų |
| Hydrogen Bond Donors | 5 |
| Hydrogen Bond Acceptors | 5 |
| Rotatable Bonds | 9 |
| Exact Mass | 321.18008 |
| Heavy Atoms | 23 |
| Complexity | 417.0 |
Chemical Identifiers
| CAS Number | 1238-09-1 |
|---|---|
| SMILES | C1=CC=C(C=C1)C[C@@H](C(=O)N[C@@H](CCCN=C(N)N)C(=O)O)N |
| InChIKey | OZILORBBPKKGRI-RYUDHWBXSA-N |
Patent-Derived Application Labels
Derived from 8 IPC patent classification(s) across the SureChEMBL global patent database.
Product Overview
Phe-Arg (CAS 1238-09-1), with molecular formula C15H23N5O3 and molecular weight 321.18 g/mol. IUPAC: (2S)-2-[[(2S)-2-amino-3-phenylpropanoyl]amino]-5-(diaminomethylideneamino)pentanoic acid.
Chemical Property Profile of Phe-Arg
Property Insights of Phe-Arg
The XLogP value of -3.7 indicates that Phe-Arg is hydrophilic (water-soluble), making it suitable for aqueous formulations and biological assay applications. The TPSA of 157.0 Ų indicates high polarity, suggesting Phe-Arg may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Phe-Arg has 5 hydrogen bond donor(s) and 5 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.
Frequently Asked Questions
Frequently Asked Questions
What is the CAS number of Phe-Arg?
The CAS number of Phe-Arg is 1238-09-1.
What is the molecular formula of Phe-Arg?
The molecular formula of Phe-Arg is C15H23N5O3.
What is the molecular weight of Phe-Arg?
The molecular weight of Phe-Arg is 321.18 g/mol.
Where can I buy Phe-Arg?
You can request a quote for Phe-Arg directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Phe-Arg?
Yes, KEHONG BIO provides custom synthesis services for Phe-Arg and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.