≥99 atom%,≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Store at -20°C Ships Ice chest + Ice pads 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
L-Cysteine is an essential amino acid that is used in protein synthesis. Cysteine's isotope labeled counterparts can be used in research studies designed to probe structure, dynamics and binding of biological macromolecules. It can also be used as a standard for MS-based applications or as a synthetic precursor.
| Canonical Smiles | C(C(C(=O)O)N)S |
|---|---|
| IUPAC Name | (2S)-2-(15N)azanyl-3-sulfanyl(1,2,3-13C3)propanoic acid |
| InChIKey | XUJNEKJLAYXESH-ROQAEYOOSA-N |
| INCHI | 1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m1/s1/i1+1,2+1,3+1,4+1 |
| Isomeric SMILES | [13CH2]([13C@H]([13C](=O)O)[15NH2])S |
| Alternate CAS | 52-90-4（unlabelled） |
| Molecular Weight | 125.13 |
| Reaxy-Rn | 1721406 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1721406&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 →Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 L2405393 | Certificate of Analysis | Nov 29, 2024 | L465478 |
| L2405394 | Certificate of Analysis | Nov 29, 2024 | L465478 |
| L2405395 | Certificate of Analysis | Nov 29, 2024 | L465478 |
| L2524188 | Certificate of Analysis | Nov 29, 2024 | L465478 |
| Sensitivity | light sensitive |
|---|---|
| Flash Point(°F) | Not applicable |
| Flash Point(°C) | Not applicable |
| Melt Point(°C) | 220℃ (dec.) |
