| Size | Price | Stock | Qty |
|---|---|---|---|
| 5g |
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| Other Sizes |
| Targets |
As a protected amino acid building block, Fmoc-Phe(3-Me)-OH does not have a direct biological target. Its utility lies in its role as a synthetic intermediate for the preparation of peptides and peptide-based compounds. When incorporated into peptides, the 3-methylphenylalanine residue (a non-proteinogenic amino acid) can influence peptide conformation, stability, receptor binding affinity, and biological activity. The methyl group at the 3-position of the phenyl ring can modulate hydrophobic interactions and steric complementarity with target binding sites, potentially improving potency or selectivity. The Fmoc protecting group safeguards the amino group during peptide synthesis and can be removed under mild basic conditions (e.g., piperidine) to allow further coupling reactions. The compound is a valuable tool for medicinal chemistry and structure-activity relationship studies.
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| ln Vitro |
As a synthetic building block, Fmoc-Phe(3-Me)-OH does not have direct in vitro biological activity. Its value is in peptide synthesis and medicinal chemistry. The compound's in vitro activity would be evaluated indirectly through the biological activity of peptides or compounds containing the 3-methylphenylalanine residue. Researchers use this building block to incorporate non-natural amino acids into peptides to modulate their properties, such as enhancing proteolytic stability, improving membrane permeability, or optimizing target engagement. The compound itself is not tested in biological assays but is used as a reagent in chemical synthesis.
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| ln Vivo |
As a synthetic building block, Fmoc-Phe(3-Me)-OH does not have in vivo biological activity. Its value is in peptide synthesis and medicinal chemistry. The compound is not intended for administration to animals or humans. Its biological relevance is indirect, through the peptides or compounds that are synthesized using it. These final products may have in vivo activity depending on their design and target. The compound itself is a chemical reagent used in research and development.
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| Enzyme Assay |
In vitro enzyme/receptor binding assays are not applicable to Fmoc-Phe(3-Me)-OH as it is a synthetic building block with no direct biological activity. The compound is characterized by chemical analysis methods such as HPLC for purity assessment (≥98%), NMR for structural confirmation, and optical rotation for enantiomeric purity. Its physicochemical properties, including density (1.3±0.1 g/cm³), boiling point (628.6±55.0 °C), melting point (130 °C), and logP (5.87), are determined by standard chemical characterization techniques. No enzyme or receptor binding studies have been reported or are relevant for this compound.
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| Cell Assay |
Cell culture experiments are not applicable to Fmoc-Phe(3-Me)-OH as it is a synthetic building block with no direct biological activity. The compound is used in chemical synthesis and is not intended for cell-based assays. Researchers using this compound should focus on its chemical properties and synthetic applications rather than cell-based studies. The compound should be handled with appropriate safety precautions as a chemical reagent.
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| Animal Protocol |
In vivo animal experiments are not applicable to Fmoc-Phe(3-Me)-OH as it is a synthetic building block rather than a therapeutic agent. The compound is not intended for administration to animals. Its biological relevance is indirect, through the peptides or compounds that are synthesized using it. The compound itself is a chemical reagent used in research and development. Researchers should not attempt in vivo administration of this compound.
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| ADME/Pharmacokinetics |
Pharmacokinetic properties are not applicable to Fmoc-Phe(3-Me)-OH as it is a synthetic building block rather than a therapeutic agent. The compound is not intended for administration to animals or humans. Its physicochemical properties include molecular weight 401.45, molecular formula C25H23NO4, and logP 5.87. The compound is a white to off-white solid powder and may dissolve in DMSO. Storage: powder at -20°C for 3 years or 4°C for 2 years; in solvent at -80°C for 6 months or -20°C for 1 month. These properties are relevant for chemical synthesis rather than pharmacokinetics.
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| Toxicity/Toxicokinetics |
Toxicology data are not applicable to Fmoc-Phe(3-Me)-OH as it is a synthetic building block rather than a therapeutic agent. The compound is not intended for human use, and comprehensive toxicology studies have not been conducted. The compound should be handled with appropriate safety precautions as a chemical reagent. Standard laboratory safety practices should be followed, including use of appropriate personal protective equipment and working in a well-ventilated area. The compound should be stored properly and disposed of in accordance with applicable regulations. Researchers should consult the material safety data sheet (MSDS) for detailed safety information. The compound is for research use only and is not for human use.
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| Additional Infomation |
Fmoc-Phe(3-Me)-OH has CAS number 211637-74-0, molecular formula C25H23NO4, and molecular weight 401.45. It is an Fmoc-protected phenylalanine analogue, specifically a derivative of 3-methyl-L-phenylalanine. Synonyms: Fmoc-3-methyl-L-phenylalanine, (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-(3-methylphenyl)propanoic acid. Purity: ≥98%. Appearance: White to off-white solid powder. Storage: powder at -20°C for 3 years, 4°C for 2 years; in solvent at -80°C for 6 months, -20°C for 1 month. The compound is a valuable building block for peptide synthesis, serving as a non-natural amino acid for structure-activity studies and therapeutic development. Not for human use; for research purposes only.
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| Molecular Formula |
C25H23NO4
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|---|---|
| Molecular Weight |
401.4544
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| Exact Mass |
401.162
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| CAS # |
211637-74-0
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| PubChem CID |
2761471
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| Appearance |
White to off-white solid powder
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| Density |
1.3±0.1 g/cm3
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| Boiling Point |
628.6±55.0 °C at 760 mmHg
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| Melting Point |
130ºC
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| Flash Point |
334.0±31.5 °C
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| Vapour Pressure |
0.0±1.9 mmHg at 25°C
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| Index of Refraction |
1.626
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| LogP |
5.87
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| Hydrogen Bond Donor Count |
2
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| Hydrogen Bond Acceptor Count |
4
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| Rotatable Bond Count |
7
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| Heavy Atom Count |
30
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| Complexity |
586
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| Defined Atom Stereocenter Count |
1
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| SMILES |
O(C(N([H])[C@]([H])(C(=O)O[H])C([H])([H])C1=C([H])C([H])=C([H])C(C([H])([H])[H])=C1[H])=O)C([H])([H])C1([H])C2=C([H])C([H])=C([H])C([H])=C2C2=C([H])C([H])=C([H])C([H])=C12
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| InChi Key |
NJXPSSISZLAXRE-QHCPKHFHSA-N
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| InChi Code |
InChI=1S/C25H23NO4/c1-16-7-6-8-17(13-16)14-23(24(27)28)26-25(29)30-15-22-20-11-4-2-9-18(20)19-10-3-5-12-21(19)22/h2-13,22-23H,14-15H2,1H3,(H,26,29)(H,27,28)/t23-/m0/s1
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| Chemical Name |
(2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-(3-methylphenyl)propanoic acid
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| HS Tariff Code |
2934.99.9001
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| Storage |
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month |
| Shipping Condition |
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
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| Solubility (In Vitro) |
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
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| Solubility (In Vivo) |
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.
Injection Formulations
Injection Formulation 1: DMSO : Tween 80： Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution → 50 μL Tween 80 → 850 μL Saline)(e.g. IP/IV/IM/SC) *Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution. Injection Formulation 2: DMSO : PEG300 ：Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO → 400 μLPEG300 → 50 μL Tween 80 → 450 μL Saline) Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO → 900 μL Corn oil) Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals). View More
Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO → 900 μL (20% SBE-β-CD in saline)] Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium) Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals). View More
Oral Formulation 3: Dissolved in PEG400 (Please use freshly prepared in vivo formulations for optimal results.) |
| Preparing Stock Solutions | 1 mg | 5 mg | 10 mg | |
| 1 mM | 2.4910 mL | 12.4549 mL | 24.9097 mL | |
| 5 mM | 0.4982 mL | 2.4910 mL | 4.9819 mL | |
| 10 mM | 0.2491 mL | 1.2455 mL | 2.4910 mL |
*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.
Calculation results
Working concentration： mg/mL；
Method for preparing DMSO stock solution： mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.
Method for preparing in vivo formulation:：Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O，mix and clarify.
(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
(2) Be sure to add the solvent(s) in order.
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