Determine the necessary mass, volume, or concentration for preparing a solution.
~70% in H2O for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504753042 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504753042 |
| Canonical Smiles | C(C(=O)[O-])S.[NH4+] |
| IUPAC Name | azanium;2-sulfanylacetate |
| InChIKey | ZZTCCAPMZLDHFM-UHFFFAOYSA-N |
| INCHI | 1S/C2H4O2S.H3N/c3-2(4)1-5;/h5H,1H2,(H,3,4);1H3 |
| Isomeric SMILES | C(C(=O)[O-])S.[NH4+] |
| WGK Germany | 3 |
| RTECS | AI7525000 |
| UN Number | 2810 |
| Packing Group | I |
| Molecular Weight | 109.15 |
| Reaxy-Rn | 11213443 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=11213443&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 | Carboxylic acids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | alpha-Mercaptocarboxylic acids |
| Alternative Parents | Carboxylic acid salts Monocarboxylic acids and derivatives Alkylthiols Organic salts Organic oxides Organic nitrogen compounds Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | 2-mercaptocarboxylic acid - Carboxylic acid salt - Monocarboxylic acid or derivatives - Alkylthiol - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organosulfur compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as alpha-mercaptocarboxylic acids. These are carboxylic acids that bear a thiol group at the C-2 position. Alpha-mercaptocarboxylic acids have the general formula RC(S)C(=O)O, where R = H, organyl group. |
| 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 | Mar 20, 2026 | A109096 | |
| Certificate of Analysis | Jan 14, 2026 | A109096 | |
| Certificate of Analysis | Jan 14, 2026 | A109096 | |
| Certificate of Analysis | Jan 14, 2026 | A109096 | |
| Certificate of Analysis | Sep 09, 2025 | A109096 | |
| Certificate of Analysis | Sep 04, 2025 | A109096 | |
| Certificate of Analysis | Aug 20, 2025 | A109096 | |
| Certificate of Analysis | Aug 20, 2025 | A109096 | |
| Certificate of Analysis | Mar 03, 2025 | A109096 | |
| Certificate of Analysis | Jul 08, 2024 | A109096 | |
| Certificate of Analysis | Jan 06, 2023 | A109096 | |
| Certificate of Analysis | Aug 18, 2022 | A109096 | |
| Certificate of Analysis | Aug 18, 2022 | A109096 | |
| Certificate of Analysis | Aug 18, 2022 | A109096 | |
| Certificate of Analysis | Aug 18, 2022 | A109096 | |
| Certificate of Analysis | Nov 08, 2021 | A109096 |
| Sensitivity | Light sensitive. |
|---|---|
| Molecular Weight | 109.150 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 109.02 Da |
| Monoisotopic Mass | 109.02 Da |
| Topological Polar Surface Area | 42.100 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 37.400 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| 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 |
| 1. Lv Xiaogong, Zhu Chengjun, Yang Yanchun, Liu Ruijian, Fan Wenliang, Wang Yiming. (2021) Performance improvement of Cu2ZnSn(S,Se)4 thin-film solar cells by optimizing the selenization temperature. AIP Advances, 11 (7): [PMID:] [10.1063/5.0053633] |
| 2. Xiaogong Lv, Chengjun Zhu, Yiming Wang, Lei Wang, Jianming Shi. (2021) Enhancement of the photovoltaic performance of Cd-alloyed Cu2ZnSn(S,Se)4 films based on a low-cost water-based solution process. JOURNAL OF ALLOYS AND COMPOUNDS, [PMID:] [10.1016/j.jallcom.2021.159898] |
| 3. Zheng Han, Liu Ying. (2021) Photocatalytic H2 evolution of selective phase CZTS synthesized by ultrasonic spray pyrolysis method. JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 32 (4): (4125-4131). [PMID:] [10.1007/s10854-020-05153-1] |
| 4. Jinping Song, Qi Ma, Sufang Zhang, Huijun Liu, Yong Guo, Feng Feng. (2018) S,N-Co-doped carbon nanoparticles with high quantum yield for metal ion detection, IMP logic gates and bioimaging applications. NEW JOURNAL OF CHEMISTRY, 42 (24): (20180-20189). [PMID:] [10.1039/C8NJ04527E] |
| 5. Xiaojiao Kang, Yanchun Yang, Lijian Huang, Ying Tao, Lan Wang, Daocheng Pan. (2015) Large-scale synthesis of water-soluble CuInSe2/ZnS and AgInSe2/ZnS core/shell quantum dots. GREEN CHEMISTRY, 17 (8): (4482-4488). [PMID:] [10.1039/C5GC00908A] |
| 6. Qingwen Tian, Lijian Huang, Wangen Zhao, Yanchun Yang, Gang Wang, Daocheng Pan. (2014) Metal sulfide precursor aqueous solutions for fabrication of Cu2ZnSn(S,Se)4 thin film solar cells. GREEN CHEMISTRY, 17 (2): (1269-1275). [PMID:] [10.1039/C4GC01828A] |
| 7. Lijun Fan, Hou Chen, Shilong Wei, Fujun Cao. (2013) Protein–polymer hybrid oil–absorbing gel using hair keratin as macroinitiator by SET-LRP. REACTIVE & FUNCTIONAL POLYMERS, [PMID:] [10.1016/j.reactfunctpolym.2013.12.004] |
| 8. Lihua Zhang, Jiang Li, Juan Wang, Xu Yan, Jinping Song, Feng Feng. (2025) An Ultra-Sensitive Colorimetric Sensing Platform for Simultaneous Detection of Moxifloxacin/Ciprofloxacin and Cr(III) Ions Based on Ammonium Thioglycolate Functionalized Gold Nanoparticles. SENSORS, 25 (10): (3228). [PMID:40432020] [10.3390/s25103228] |
| 9. Lihua Zhang, Jiang Li, Tengyan Gao, Wei Liu, Zirui Zhang, Zezhong Chen, Feng Feng. (2026) Smartphone-integrated sensing platform based on a “one-stone-three-birds” strategy for real-time quantitative detection of Ag(I) ions. RSC Advances, 16 (19): (17393-17400). [PMID:] [10.1039/D6RA02021F] |