Determine the necessary mass, volume, or concentration for preparing a solution.
≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Argon charged 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Canonical Smiles | C(C(C(=O)O)N)S.Cl |
|---|---|
| IUPAC Name | (2S)-2-amino-3-sulfanylpropanoic acid;hydrochloride |
| InChIKey | IFQSXNOEEPCSLW-HSHFZTNMSA-N |
| INCHI | 1S/C3H7NO2S.ClH/c4-2(1-7)3(5)6;/h2,7H,1,4H2,(H,5,6);1H/t2-;/m1./s1 |
| Isomeric SMILES | C([C@H](C(=O)O)N)S.Cl |
| WGK Germany | 3 |
| Alternate CAS | 207121-46-8 |
| Molecular Weight | 175.63 |
| Beilstein | 5645478 |
| Reaxy-Rn | 4150473 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4150473&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 | Cysteine and derivatives |
| Alternative Parents | D-alpha-amino acids Amino acids Monocarboxylic acids and derivatives Carboxylic acids Alkylthiols Organopnictogen compounds Organic oxides Monoalkylamines Hydrochlorides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Cysteine or derivatives - D-alpha-amino acid - Alpha-amino acid - Amino acid - Monocarboxylic acid or derivatives - Carboxylic acid - Alkylthiol - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Hydrochloride - Primary amine - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Primary aliphatic amine - Carbonyl group - Amine - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as cysteine and derivatives. These are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine 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 | Apr 06, 2026 | C110184 | |
| Certificate of Analysis | Mar 20, 2026 | C110184 | |
| Certificate of Analysis | Mar 11, 2026 | C110184 | |
| Certificate of Analysis | Mar 11, 2026 | C110184 | |
| Certificate of Analysis | Mar 11, 2026 | C110184 | |
| Certificate of Analysis | Mar 11, 2026 | C110184 | |
| Certificate of Analysis | Mar 11, 2026 | C110184 | |
| Certificate of Analysis | Jun 09, 2025 | C110184 | |
| Certificate of Analysis | Jun 09, 2025 | C110184 | |
| Certificate of Analysis | Jan 10, 2025 | C110184 | |
| Certificate of Analysis | Jan 10, 2025 | C110184 | |
| Certificate of Analysis | Aug 15, 2024 | C110184 | |
| Certificate of Analysis | Jun 05, 2023 | C110184 | |
| Certificate of Analysis | Jun 05, 2023 | C110184 | |
| Certificate of Analysis | Mar 09, 2023 | C110184 | |
| Certificate of Analysis | Mar 14, 2022 | C110184 |
| Sensitivity | Moisture sensitive |
|---|---|
| Molecular Weight | 157.620 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 156.996 Da |
| Monoisotopic Mass | 156.996 Da |
| Topological Polar Surface Area | 64.300 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 75.300 |
| 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 | 2 |