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Moligand™,≥98 atom% D Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Room temperature Ships Normal 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 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
L-Methionine-d3 is labelled L-Methionine, an essential amino acid for human development. Hepatoprotectant; antidote (acetominophen poisoning); urinary acidifier.
A labled essential amino acid for human development.
| Pubchem Sid | 488198917 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488198917 |
| Canonical Smiles | CSCCC(C(=O)O)N |
| IUPAC Name | (2S)-2-amino-4-(trideuteriomethylsulfanyl)butanoic acid |
| InChIKey | FFEARJCKVFRZRR-OSIBIXDNSA-N |
| INCHI | 1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-/m0/s1/i1D3 |
| Isomeric SMILES | [2H]C([2H])([2H])SCC[C@@H](C(=O)O)N |
| Alternate CAS | 63-68-3 (unlabeled) |
| Molecular Weight | 152.23 |
| Reaxy-Rn | 636185 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=636185&ln= |
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 |
| Class | 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 | L-alpha-amino acids Thia fatty acids Amino acids Sulfenyl compounds Monocarboxylic acids and derivatives Dialkylthioethers Carboxylic acids Organic oxides Monoalkylamines Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Methionine or derivatives - Alpha-amino acid - L-alpha-amino acid - Thia fatty acid - Fatty acid - Fatty acyl - Amino acid - Carboxylic acid - Monocarboxylic acid or derivatives - Thioether - Sulfenyl compound - Dialkylthioether - Organic oxygen compound - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Primary aliphatic amine - Amine - Carbonyl group - 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 | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Jan 07, 2026 | L133003 | |
| Certificate of Analysis | Oct 14, 2025 | L133003 | |
| Certificate of Analysis | Sep 09, 2025 | L133003 | |
| Certificate of Analysis | Sep 09, 2025 | L133003 | |
| Certificate of Analysis | Dec 16, 2024 | L133003 | |
| Certificate of Analysis | Dec 16, 2024 | L133003 | |
| Certificate of Analysis | Dec 06, 2024 | L133003 | |
| Certificate of Analysis | Dec 06, 2024 | L133003 |
| Solubility | Soluble in water |
|---|---|
| Sensitivity | Air & Moisture & Light sensitive |
| Melt Point(°C) | 284 °C |
| Molecular Weight | 152.230 g/mol |
| XLogP3 | -1.900 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 4 |
| Exact Mass | 152.07 Da |
| Monoisotopic Mass | 152.07 Da |
| Topological Polar Surface Area | 88.600 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 97.000 |
| Isotope Atom Count | 3 |
| 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 |
| 1. You Xue-Jiao, Zhang Shan, Chen Juan-Juan, Tang Feng, He Jingang, Wang Jie, Qi Chu-Bo, Feng Yu-Qi, Yuan Bi-Feng. (2022) Formation and removal of 1,N6-dimethyladenosine in mammalian transfer RNA. NUCLEIC ACIDS RESEARCH, 50 (17): (9858-9872). [PMID:36095124] [10.1093/nar/gkac770] |
| 2. Qing-Yun Cheng, Jun Xiong, Cheng-Jie Ma, Yi Dai, Jiang-Hui Ding, Fei-Long Liu, Bi-Feng Yuan, Yu-Qi Feng. (2020) Chemical tagging for sensitive determination of uridine modifications in RNA. Chemical Science, 11 (7): (1878-1891). [PMID:34123281] [10.1039/C9SC05094A] |
| 3. Zhijian Zha, Ruihua Wang, Qian Wang, Fahui Chen, Ziyang Ye, Yafeng Li. (2024) A fast and efficient liquid chromatography–tandem mass spectrometry method for measuring l- and d-amino acids in the urine of patients with immunoglobulin A nephropathy. BIOMEDICAL CHROMATOGRAPHY, 38 (6): (e5866). [PMID:38618866] [10.1002/bmc.5866] |
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