L-Methionine-13C5,15N
Based on 1 Customer Validation
L-Methionine-13C5,15N is the 13C- and 15N-labeled L-Methionine. L-Methionine is the L-isomer of Methionine, an essential amino acid for human development. Methionine acts as a hepatoprotectant.
For research use only. We do not sell to patients.
- Purity: 99.62%
- CAS No.: 202468-47-1
- Formula: 13C5H1115NO2S
- Molecular Weight:155.17
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Storage:Powder -20°C, 3 years , 4°C, 2 years ; In solvent -80°C, 6 months , -20°C, 1 month
All Endogenous Metabolite Isoforms
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Biological Activity
Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
1. This compound can be used as a tracer
2. This compound can be used as an internal standard for quantitative analysis by NMR, GC-MS, or LC-MS.
Chemical Information
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CAS No. 202468-47-1
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Unlabeled Cas 63-68-3
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Appearance Solid
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Molecular Weight 155.17
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Formula 13C5H1115NO2S
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Color White to off-white
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SMILES
O[13C]([13C@@H]([15NH2])[13CH2][13CH2]S[13CH3])=O
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month
Solvent & Solubility
H2O : 50 mg/mL (322.23 mM; Need ultrasonic)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (270 KB)
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SDS (254 KB)
- English - EN (254 KB)
- Français - FR (254 KB)
- Deutsch - DE (254 KB)
- Norwegian - NO (254 KB)
- Español - ES (254 KB)
- Swedish - SV (254 KB)
- Italian - IT (254 KB)
- Korean - KR (254 KB)
- Portuguese - PT (254 KB)
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Handling Instructions (2659 KB)
References
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| H2O | 1 mM | 6.4445 mL | 32.2227 mL | 64.4454 mL | 161.1136 mL |
| 5 mM | 1.2889 mL | 6.4445 mL | 12.8891 mL | 32.2227 mL | |
| 10 mM | 0.6445 mL | 3.2223 mL | 6.4445 mL | 16.1114 mL | |
| 15 mM | 0.4296 mL | 2.1482 mL | 4.2964 mL | 10.7409 mL | |
| 20 mM | 0.3222 mL | 1.6111 mL | 3.2223 mL | 8.0557 mL | |
| 25 mM | 0.2578 mL | 1.2889 mL | 2.5778 mL | 6.4445 mL | |
| 30 mM | 0.2148 mL | 1.0741 mL | 2.1482 mL | 5.3705 mL | |
| 40 mM | 0.1611 mL | 0.8056 mL | 1.6111 mL | 4.0278 mL | |
| 50 mM | 0.1289 mL | 0.6445 mL | 1.2889 mL | 3.2223 mL | |
| 60 mM | 0.1074 mL | 0.5370 mL | 1.0741 mL | 2.6852 mL | |
| 80 mM | 0.0806 mL | 0.4028 mL | 0.8056 mL | 2.0139 mL | |
| 100 mM | 0.0644 mL | 0.3222 mL | 0.6445 mL | 1.6111 mL |
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.