Fmoc-S-Methyl-L-Cysteine
TL;DR: Fmoc-S-Methyl-L-Cysteine (CAS 138021-87-1) is a chemical compound with molecular formula C19H19NO4S and molecular weight 357.10 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.
(2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-methylsulfanylpropanoic acid
Also Known As: FMOC-CYS(ME)-OH, Fmoc-S-Methyl-L-Cysteine, fmoc-cysteine(me)-oh, FMOC-L-CYS(ME)-OH, Boc-S-methyl-L-cysteine
| Molecular Formula | C19H19NO4S |
|---|---|
| Molecular Weight | 357.10 g/mol |
| LogP | 3.3413 |
| Topological Polar Surface Area | 75.63 Ų |
| Hydrogen Bond Donors | 2 |
| Hydrogen Bond Acceptors | 4 |
| Rotatable Bonds | 6 |
| Exact Mass | 357.1035 |
| Heavy Atoms | 25 |
| Complexity | 746.9985 |
Chemical Identifiers
| CAS Number | 138021-87-1 |
|---|---|
| SMILES | CSC[C@@H](C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13 |
Product Overview
Fmoc-S-Methyl-L-Cysteine (CAS 138021-87-1), with molecular formula C19H19NO4S and molecular weight 357.10 g/mol. IUPAC: (2R)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-methylsulfanylpropanoic acid.
Chemical Property Profile of Fmoc-S-Methyl-L-Cysteine
Property Insights of Fmoc-S-Methyl-L-Cysteine
The XLogP value of 3.3413 indicates that Fmoc-S-Methyl-L-Cysteine is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 75.63 Ų falls within the moderate polarity range, balancing permeability and solubility for Fmoc-S-Methyl-L-Cysteine. Following Lipinski's Rule of Five, Fmoc-S-Methyl-L-Cysteine has 2 hydrogen bond donor(s) and 4 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 Fmoc-S-Methyl-L-Cysteine?
The CAS number of Fmoc-S-Methyl-L-Cysteine is 138021-87-1.
What is the molecular formula of Fmoc-S-Methyl-L-Cysteine?
The molecular formula of Fmoc-S-Methyl-L-Cysteine is C19H19NO4S.
What is the molecular weight of Fmoc-S-Methyl-L-Cysteine?
The molecular weight of Fmoc-S-Methyl-L-Cysteine is 357.10 g/mol.
Where can I buy Fmoc-S-Methyl-L-Cysteine?
You can request a quote for Fmoc-S-Methyl-L-Cysteine directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.
Does KEHONG BIO offer custom synthesis for Fmoc-S-Methyl-L-Cysteine?
Yes, KEHONG BIO provides custom synthesis services for Fmoc-S-Methyl-L-Cysteine and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.