Determine the necessary mass, volume, or concentration for preparing a solution.
≥97%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Argon charged Ships FedEx DG Service 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 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Product Introduction
2-Mercaptopropionic acid is a synthetic flavor and skin sensitizer used in cosmetics, food and household care products.
| Pubchem Sid | 504753831 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504753831 |
| Sonrisas canónicas | CC(C(=O)O)S |
| IUPAC Name | 2-sulfanylpropanoic acid |
| InChIKey | PMNLUUOXGOOLSP-UHFFFAOYSA-N |
| INCHI | 1S/C3H6O2S/c1-2(6)3(4)5/h2,6H,1H3,(H,4,5) |
| Isómeros SMILES | CC(C(=O)O)S |
| WGK Alemania | 1 |
| RTECS | UF5250000 |
| PubChem CID | 62326 |
| Número ONU | 2936 |
| Grupo de embalaje | II |
| Peso molecular | 106.14 |
| Beilstein | 506218 |
| Reaxy-Rn | 506218 |
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 |
| Clase | Carboxylic acids and derivatives |
| Subclass | Carboxylic acids |
| Intermediate Tree Nodes | Not available |
| Direct Parent | alpha-Mercaptocarboxylic acids |
| Alternative Parents | Monocarboxylic acids and derivatives Alkylthiols Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | 2-mercaptocarboxylic acid - Monocarboxylic acid or derivatives - Alkylthiol - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| Descripción | 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 | mercaptopropanoic acid |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
| Certificate of Analysis | Jun 15, 2026 | T162374 | |
| Certificate of Analysis | Jun 15, 2026 | T162374 | |
| Certificate of Analysis | Nov 25, 2025 | T162374 | |
| Certificate of Analysis | Nov 25, 2025 | T162374 | |
| Certificate of Analysis | Nov 25, 2025 | T162374 | |
| Certificate of Analysis | Nov 25, 2025 | T162374 | |
| Certificate of Analysis | Jul 15, 2025 | T162374 | |
| Certificate of Analysis | Jul 15, 2025 | T162374 | |
| Certificate of Analysis | Jun 09, 2025 | T162374 | |
| Certificate of Analysis | Jun 09, 2025 | T162374 | |
| Certificate of Analysis | Apr 03, 2024 | T162374 | |
| Certificate of Analysis | Sep 20, 2023 | T162374 | |
| Certificate of Analysis | Sep 20, 2023 | T162374 | |
| Certificate of Analysis | Aug 09, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Jan 04, 2023 | T162374 | |
| Certificate of Analysis | Sep 02, 2022 | T162374 |
| Solubilidad | Solubility in water: Completely miscible; Miscible with Ether,Alcohol,Acetone |
|---|---|
| Sensibilidad | Air Sensitive |
| Índice de refracción | 1.481 |
| Punto de inflamación (°F) | 107°C |
| Punto de inflamación (°C) | 107°C |
| Punto de ebullición (°C) | 115°C/20mmHg |
| Punto de fusión (°C) | 10-14°C |
| Peso molecular | 106.150 g/mol |
| XLogP3 | 0.500 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 106.009 Da |
| Monoisotopic Mass | 106.009 Da |
| Topological Polar Surface Area | 38.300 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 61.800 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 1 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Hu Lulu, Luo Chuan, Gao Jiangang, Li Xianfu. (2022) One-Step Regulatory Synthesis of Quaternary Transition Metal Sulfide Cu2MnSnS4 as Electrode Material for High-Performance Supercapacitors. JOURNAL OF ELECTRONIC MATERIALS, 51 (12): (7211-7222). [PMID:] [10.1007/s11664-022-09962-4] |
| 2. Minjie Gao, Jiyuan Du, Zehua Han, Zhihua Wang, Yanbao Zhao, Xueyan Zou, Lei Sun. (2021) Precise Preparation of Various Morphological Silver Sulfide Nanostructures, Investigation of Formation Mechanism, and Comparative Study of Photothermal Performance for Cancer Treatment. PARTICLE & PARTICLE SYSTEMS CHARACTERIZATION, 39 (2): (2100240). [PMID:] [10.1002/ppsc.202100240] |
| 3. Lutai Song, Li Liu, Mingyuan Zhu, Bin Dai. (2021) Process monitoring of the Au-S bond conversion in acetylene hydrochlorination. CHINESE JOURNAL OF CHEMICAL ENGINEERING, [PMID:] [10.1016/j.cjche.2021.04.026] |
| 4. Wei Jiang, Qiang Xu, Xionghui Wei. (2019) Use of cobalt(II) chelates of monothiol-containing ligands for the removal of nitric oxide. JOURNAL OF HAZARDOUS MATERIALS, [PMID:30978630] [10.1016/j.jhazmat.2019.04.025] |
| 5. Ke Huang, Rui Dai, Wenqing Deng, Ling Lin, Ai Zhang, Xin Yuan. (2017) Aqueous synthesis of CdTe quantum dots by hydride generation for visual detection of silver on quantum dot immobilized paper. Analytical Methods, 9 (36): (5339-5347). [PMID:] [10.1039/C7AY01705G] |
| 6. Zhicun Wang, Cheng Hu, Wen Zhang, Wenqi Liu, Shuyi He, Yang Liu, Li Yang, Yunbing Wang. (2024) Dynamically crosslinked ECM-like hydrogels loaded with ROS-responsive drug nanoparticles for treating inflammation in myocardial infarction and stroke. COMPOSITES PART B-ENGINEERING, [PMID:] [10.1016/j.compositesb.2024.111734] |
| 7. Xingbin Liu, Xuhui Li, Yongfeng Wang, Li Jiang, Qimin Jiang, Hongjun Yang, Zhichao Zhao, Wenyan Huang, Xiaoqiang Xue, Bibiao Jiang. (2024) Preparation of a functional monomer containing polymerisable double bonds and chain transfer sulfhydryl groups. MATERIALS RESEARCH INNOVATIONS, [PMID:] [10.1080/14328917.2024.2333604] |
| 8. Tianquan Wu, Hailong Liu, Jinglin Tan. (2024) Role of isomers and steric hindrance in the micellization of carboxylated carbosilane surfactants. JOURNAL OF SURFACTANTS AND DETERGENTS, [PMID:] [10.1002/jsde.12744] |
| 9. Boxiao Zhao, Wang Gong, Xiaoming Liu, Huiqin Guo, Liushui Yan, Along Gao, Jun Lin. (2024) Ternary Synergism: Synthesis of S, C Co-doped g-C3N4 hexagonal ultra-thin tubular composite photocatalyst for efficient visible-light-driven photocatalytic hydrogen production. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, [PMID:] [10.1016/j.ijhydene.2024.02.372] |
| 10. Ying Wang, Yujie Wang, Yao Yang, Ling Leng. (2025) Prodrug nanosystem equipped with a sonosensitizer for combined chemotherapy and sonodynamic therapy of melanoma. Materials Today Bio, [PMID:40955330] [10.1016/j.mtbio.2025.102262] |
| 11. Yu-Meng Dai, Weidong Ruan, Hong-Wei Li. (2026) A Ratiometric Fluorescence Sensor Based on BSA Assembled Gold–Silver Bimetallic Nanoclusters for Highly Selective Detection of Chlortetracycline in Water. Chemosensors, 14 (3): [PMID:] [10.3390/chemosensors14030056] |