(3-Aminopropanoyl)-L-methionine CAS 17136-27-5
| CAS No. | 17136-27-5 |
| Molecular Formula | C8H16N2O3S |
| Molecular Weight | 220.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 220.29 g/mol gives (3-Aminopropanoyl)-L-methionine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(3-Aminopropanoyl)-L-methionine (CAS 17136-27-5) is a high-purity analytical reference standard with the molecular formula C8H16N2O3S and a molecular weight of 220.29 g/mol.
Based on its molecular formula C8H16N2O3S, (3-Aminopropanoyl)-L-methionine contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 220.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C8H16N2O3S |
| Molecular Weight | 220.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Aminopropanoyl Standards
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- DL-(3-aminopropanoyl)histidine (CAS 108333-82-0)
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Recommended Standards
- 4-Ethyl-2-(2-hydrazinylpyridin-4-yl)thiazole (CAS 1708401-10-8)
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- (3-Bromobenzyl)(3,5-difluorophenyl)sulfane (CAS 1443345-56-9)
- 5-(3-Nitrophenoxy)-1,2,3-thiadiazole (CAS 338421-21-9)
- 2-Isopropyl-1-methyl-1H-benzo[d]imidazol-6-amine (CAS 921040-44-0)
- 3-(Phenylmethylidene)-1H,2H,3H-cyclopenta[b]quinoline-9-carboxylic acid (CAS 22311-74-6)
- 6-Phenyl-1H,2H,3H-pyrazolo[1,5-a]imidazole (CAS 1526060-01-4)
- Semaglutide impurity 23 (CAS CATO-C4X-222623)
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