70 wt. % in H2O for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships 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 10 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Kanonisches Lächeln | CCS(=O)(=O)O |
|---|---|
| IUPAC Name | ethanesulfonic acid |
| InChIKey | CCIVGXIOQKPBKL-UHFFFAOYSA-N |
| INCHI | 1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5) |
| Isomere SMILES | CCS(=O)(=O)O |
| WGK Deutschland | 3 |
| UN-Nummer | 1760 |
| Molekulargewicht | 110.13 |
| Beilstein | 1743071 |
| Reaxy-Rn | 1743071 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1743071&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 |
| Klasse | Organic sulfonic acids and derivatives |
| Subclass | Organosulfonic acids and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Organosulfonic acids |
| Alternative Parents | Sulfonyls Alkanesulfonic acids Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Alkanesulfonic acid - Sulfonyl - Organosulfonic acid - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organosulfur compound - Aliphatic acyclic compound |
| Beschreibung | This compound belongs to the class of organic compounds known as organosulfonic acids. These are compounds containing the sulfonic acid group, which has the general structure RS(=O)2OH (R is not a hydrogen atom). |
| External Descriptors | alkanesulfonic acid |
| Brechungsindex | 1.434 |
|---|---|
| Flammpunkt (°F) | 235.4 °F |
| Flammpunkt (°C) | 113 °C |
| Siedepunkt (°C) | 123°C |
| Schmelzpunkt (°C) | -17°C |
| Molekulargewicht | 110.130 g/mol |
| XLogP3 | -0.500 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 1 |
| Exact Mass | 110.004 Da |
| Monoisotopic Mass | 110.004 Da |
| Topological Polar Surface Area | 62.800 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 105.000 |
| 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 | 1 |
| 1. Xiufeng Wang, Yao Jin, Wenhui Ai, Siqi Wang, Zhiqing Zhang, Ting Zhou, Fang Wang, Guodong Zhang. (2023) Dual-mode fluorescence and colorimetric sensing of sulfide anion in natural water based on near-infrared Ag2S quantum dots and MnO2 nanosheets complex. SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, [PMID:37952425] [10.1016/j.saa.2023.123626] |
| 2. Shuhua Yin, Maoping Duan, Jian Zhang, Tuo Zhang, Guanghua Zhao. (2023) Interactions between paramyosin and actin greatly improve their thermostability and gel properties. JOURNAL OF THE SCIENCE OF FOOD AND AGRICULTURE, [PMID:37807842] [10.1002/jsfa.13035] |
| 3. Luming Wang, Yuhang Bian, Zhenyu Wu, Zengxi Li, Gang Wang, Chunshan Li. (2023) Revealing the role of hydrogen bond, mechanism and kinetic for hydroesterification of ethylene to methyl propionate. CHEMICAL ENGINEERING JOURNAL, [PMID:] [10.1016/j.cej.2023.144331] |
| 4. Shuhua Yin, Maoping Duan, Yiran Qian, Chenyan Lv, Jiachen Zang, Guanghua Zhao, Tuo Zhang. (2023) Regulatable and reversible native paramyosin hydrogels promote the wound healing of the skin in mice. CHEMICAL ENGINEERING JOURNAL, [PMID:] [10.1016/j.cej.2023.142294] |
| 5. Tao Yang, Xinyan Yang, Xiaojie Guo, Shiqian Fu, Jiapeng Zheng, Sihan Chen, Xue Qin, Zhenghui Wang, Dongyan Zhang, Chaoxin Man, Yujun Jiang. (2020) A novel fluorometric aptasensor based on carbon nanocomposite for sensitive detection of Escherichia coli O157:H7 in milk. JOURNAL OF DAIRY SCIENCE, [PMID:32600757] [10.3168/jds.2020-18344] |
| 6. Ziyao Gan, Dexian Bing, Shuang Qu, Shengyi Li, Tianwei Tan, Jing Yang. (2019) In situ synthesis of poly(ether ester) via direct polycondensation of terephthalic acid and 1,3-propanediol with sulfonic acids as catalysts. Polymer Chemistry, 10 (26): (3629-3638). [PMID:] [10.1039/C9PY00550A] |
| 7. Xiaocheng Lin, Xiaomei Ling, Jinyi Chen, Meichen Li, Tongwen Xu, Ting Qiu. (2019) Self-solidification ionic liquids as heterogeneous catalysts for biodiesel production. GREEN CHEMISTRY, 21 (11): (3182-3189). [PMID:] [10.1039/C9GC00195F] |
| 8. Wenjing Lu, Xiaojuan Gong, Ming Nan, Yang Liu, Shaomin Shuang, Chuan Dong. (2015) Comparative study for N and S doped carbon dots: Synthesis, characterization and applications for Fe3+ probe and cellular imaging. ANALYTICA CHIMICA ACTA, [PMID:26526917] [10.1016/j.aca.2015.09.050] |
| 9. Hongmei Tang, Meiqing Chen, Pingxiao Wu, Yihao Li, Tianming Wang, Jiayan Wu, Leiye Sun, Zhongbo Shang. (2024) The influence of Mn(II) on transformation of Cr-absorbed Schwertmannite: Mineral phase transition and elemental fate. WATER RESEARCH, [PMID:38677110] [10.1016/j.watres.2024.121656] |
| 10. Jianquan Peng, Siheng Zhao, Shengchao Zhao, Mingbin Chen, Kuo Chen, Q. Jason Niu. (2026) Synthesis of Thin Film Composite Membranes via Acid-Assisted Interfacial Polymerization for Water Desalination. WATER RESEARCH, [PMID:41679037] [10.1016/j.watres.2026.125517] |
