Determine the necessary mass, volume, or concentration for preparing a solution.
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≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 188 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Methionine (MRX-1024; D-Methionine) is an effective chemoprotective agent which can also inhibit the neuronal activity through GABAA receptor activation.
Application:
D-methionine has been shown to rescue noise-induced hearing loss.
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic acids and derivatives |
| Classe | Carboxylic acids and derivatives |
| Subclass | Amino acids, peptides, and analogues |
| Intermediate Tree Nodes | Amino acids and derivatives - Alpha amino acids and derivatives |
| Direct Parent | Methionine and derivatives |
| Alternative Parents | D-alpha-amino acids Thia fatty acids Amino acids Sulfenyl compounds Monocarboxylic acids and derivatives Dialkylthioethers Carboxylic acids Organopnictogen compounds Organic oxides Monoalkylamines Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Methionine or derivatives - Alpha-amino acid - D-alpha-amino acid - Thia fatty acid - Fatty acid - Fatty acyl - Amino acid - Carboxylic acid - Monocarboxylic acid or derivatives - Thioether - Sulfenyl compound - Dialkylthioether - Amine - Organic oxygen compound - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Primary aliphatic amine - Carbonyl group - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as methionine and derivatives. These are compounds containing methionine or a derivative thereof resulting from reaction of methionine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. |
| External Descriptors | Other amino acids |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Article |
|---|---|---|---|
| Certificate of Analysis | Sep 08, 2025 | M109223 | |
| Certificate of Analysis | May 09, 2025 | M109223 | |
| Certificate of Analysis | May 09, 2025 | M109223 | |
| Certificate of Analysis | May 09, 2025 | M109223 | |
| Certificate of Analysis | May 09, 2025 | M109223 | |
| Certificate of Analysis | May 09, 2025 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Sep 09, 2024 | M109223 | |
| Certificate of Analysis | Apr 10, 2024 | M109223 | |
| Certificate of Analysis | Apr 10, 2024 | M109223 | |
| Certificate of Analysis | Apr 10, 2024 | M109223 | |
| Certificate of Analysis | Mar 20, 2024 | M109223 | |
| Certificate of Analysis | Mar 20, 2024 | M109223 | |
| Certificate of Analysis | Mar 20, 2024 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Nov 05, 2022 | M109223 | |
| Certificate of Analysis | Jun 12, 2022 | M109223 | |
| Certificate of Analysis | Jun 12, 2022 | M109223 | |
| Certificate of Analysis | Jun 12, 2022 | M109223 | |
| Certificate of Analysis | Dec 23, 2021 | M109223 | |
| Certificate of Analysis | Dec 23, 2021 | M109223 | |
| Certificate of Analysis | Dec 23, 2021 | M109223 |
| Solubilité | Soluble in water. 53 g/L (20°C). |
|---|---|
| Rotation spécifique [α] | -24° (C=4,HCl (1+1)) |
| Point de fusion (°C) | 273-275°C |
| Poids moléculaire | 149.210 g/mol |
| XLogP3 | -1.900 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 149.051 Da |
| Monoisotopic Mass | 149.051 Da |
| Topological Polar Surface Area | 88.600 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 97.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |