Determine the necessary mass, volume, or concentration for preparing a solution.
≥70%(T) 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 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488180755 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488180755 |
| Sonrisas canónicas | C1=CC(=C(C=C1N)S(=O)(=O)O)C2=C(C=C(C=C2)N)S(=O)(=O)O |
| IUPAC Name | 5-amino-2-(4-amino-2-sulfophenyl)benzenesulfonic acid |
| InChIKey | MBJAPGAZEWPEFB-UHFFFAOYSA-N |
| INCHI | 1S/C12H12N2O6S2/c13-7-1-3-9(11(5-7)21(15,16)17)10-4-2-8(14)6-12(10)22(18,19)20/h1-6H,13-14H2,(H,15,16,17)(H,18,19,20) |
| Isómeros SMILES | C1=CC(=C(C=C1N)S(=O)(=O)O)C2=C(C=C(C=C2)N)S(=O)(=O)O |
| RTECS | DV5230000 |
| Peso molecular | 344.36 |
| Reaxy-Rn | 2675524 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2675524&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 | Benzenoids |
| Clase | Benzene and substituted derivatives |
| Subclass | Biphenyls and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Benzidines |
| Alternative Parents | Benzenesulfonic acids and derivatives Benzenesulfonyl compounds 1-sulfo,2-unsubstituted aromatic compounds Aniline and substituted anilines Sulfonyls Organosulfonic acids Primary amines Organopnictogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Benzidine - Benzenesulfonate - Arylsulfonic acid or derivatives - 1-sulfo,2-unsubstituted aromatic compound - Benzenesulfonyl group - Aniline or substituted anilines - Sulfonyl - Organosulfonic acid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Hydrocarbon derivative - Organic oxygen compound - Organic nitrogen compound - Primary amine - Organosulfur compound - Organonitrogen compound - Amine - Organic oxide - Organopnictogen compound - Aromatic homomonocyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as benzidines. These are organic compounds containing the benzidine skeleton, made up of a biphenyl ring system substituted at the 4- and 4'-positions with a unsubstituted amine 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 | Fecha | Articulo |
|---|---|---|---|
| Certificate of Analysis | Dec 10, 2025 | B152530 | |
| Certificate of Analysis | Dec 31, 2024 | B152530 | |
| Certificate of Analysis | Dec 31, 2024 | B152530 | |
| Certificate of Analysis | Dec 31, 2024 | B152530 | |
| Certificate of Analysis | Nov 14, 2024 | B152530 | |
| Certificate of Analysis | Mar 15, 2024 | B152530 | |
| Certificate of Analysis | Sep 08, 2023 | B152530 | |
| Certificate of Analysis | Jun 15, 2022 | B152530 | |
| Certificate of Analysis | Dec 27, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 | |
| Certificate of Analysis | Dec 24, 2021 | B152530 |
| Solubilidad | Insoluble in water. |
|---|---|
| Peso molecular | 344.400 g/mol |
| XLogP3 | -0.300 |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 3 |
| Exact Mass | 344.014 Da |
| Monoisotopic Mass | 344.014 Da |
| Topological Polar Surface Area | 178.000 Ų |
| Heavy Atom Count | 22 |
| Formal Charge | 0 |
| Complexity | 540.000 |
| 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. Zhuang Rao, Airong Zhang, Xiaoling Liu, Deyu Zhu, Guoqing Wang, Minqiu Lan, Zhengyun Wang, Lipei Jiang, Beibei Tang, Hongfang Liu. (2023) Construction of Surface Sulfonic and Amino Acid–Base Pair Modified Graphene Oxide for Effectively Promoting the Selectivity of the Proton Exchange Membrane. ACS Applied Polymer Materials, [PMID:] [10.1021/acsapm.3c01425] |
| 2. Zhan Hao, Zhenyi Zhao, Hongyu Wu, Zhiyuan Zha, Xinxia Tian, Lixin Xie, Song Zhao. (2023) Sulfonated Reverse Osmosis Membrane with Simultaneous Mitigation of Silica Scaling and Organic Fouling. INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH, [PMID:] [10.1021/acs.iecr.3c01519] |
| 3. Lantian Li, Anran Li, Bing Zhao, Wei Kan, Chunyu Bi, Wang Zheng, Xiuwen Wang, Li Sun, Liyan Wang, Hongrui Zhang. (2022) Multi-sulfonated functionalized hydrophilic covalent organic framework for highly efficient dye removal from real samples. NEW JOURNAL OF CHEMISTRY, 46 (35): (17016-17025). [PMID:] [10.1039/D2NJ02857C] |
| 4. Chunfang Zhang, Xuejian Si, Shuo Zhang, Bei Pei, Jin Gu, Yunxiang Bai. (2018) Porous metal–organic molecular cage: a promising candidate to highly improve the nanofiltration performance of thin film nanocomposite membranes. NEW JOURNAL OF CHEMISTRY, 43 (4): (1699-1709). [PMID:] [10.1039/C8NJ04603D] |
| 5. Shihua Yu, Zhigang Liu, Jianpo Zhang, Hongwei Li, Na Xu, Xin-xin Yuan, Yuqing Wu. (2018) An azo-coupling reaction-based surface enhanced resonance Raman scattering approach for ultrasensitive detection of salbutamol. RSC Advances, 8 (10): (5536-5541). [PMID:35542390] [10.1039/C7RA12927K] |
| 6. Zhigang Liu, Shihua Yu, Shuping Xu, Bing Zhao, Weiqing Xu. (2017) Ultrasensitive Detection of Capsaicin in Oil for Fast Identification of Illegal Cooking Oil by SERRS. ACS Omega, [PMID:31457378] [10.1021/acsomega.7b01457] |
| 7. Jamal Afzal, Jiashun Zhang, Haijiang Wang. (2024) Fabrication of –SO3H-functionalized polyphosphazene-reinforced proton conductive matrix-mixed membranes. RSC Advances, 14 (20): (14456-14464). [PMID:38699689] [10.1039/D3RA07094H] |
| 8. Zhuo-Hao Wu, Meidi Wang, Yu-Xin Ren, Shuang Li, Xing-Yu Liu, Yu Cao, Xue-Qian Wu, Guangtong Hai, Zhongyi Jiang, Dong-Sheng Li. (2024) MXene-intercalated covalent organic framework membranes for high-flux nanofiltration. JOURNAL OF MEMBRANE SCIENCE, [PMID:] [10.1016/j.memsci.2024.122755] |
| 9. Haipeng Li, Chunyang Fan, Lei Han, Hao Li, Xiaocui Wei, Yanan Liu, Yuhan Yang, Zhongyi Jiang. (2024) Polyelectrolyte-assisted fabrication of large-area 2D polymer nanosheet membranes with ultrafast proton conduction. JOURNAL OF MEMBRANE SCIENCE, [PMID:] [10.1016/j.memsci.2024.123621] |
| 10. Du Jingcheng, guan Jian, AL-Thuraya Ali A., Lim Weiwang, Sun Qian, Yao Ayan, Cao Dong, Ma Ji, zhang Yuting, Fan Yumo, Dou Pengjia, Liu Jiangtao. (2025) Asymmetric ionic covalent organic framework membranes with tunable Turing patterns prepared via ion regulated strategy. Nature Communications, 16 (1): (1-17). [PMID:41027864] [10.1038/s41467-025-63240-5] |
| 11. Bingyao Sun, Jiale Chu, Jie Wang, Ting Qu, Hai Liu, Jing Ni, Chunli Gong, Quanyuan Zhang, Fuqiang Hu. (2026) Super high toughness proton exchange membranes with multi-functionalized polyvinylidene fluoride substrate and sulfonated polybenzimidazole. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY, [PMID:] [10.1016/j.ijhydene.2026.153437] |