≥98% 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 14 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2,4-Diaminobenzenesulfonic acid is an sulfonated aromatic amine and its aerobic biodegradation was reported.
2,4-Diaminobenzenesulfonic acid was used in preparation of series of sulfonated homo- and random co-polyimides.
| Pubchem Sid | 504754081 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504754081 |
| Canonical Smiles | C1=CC(=C(C=C1N)N)S(=O)(=O)O |
| IUPAC Name | 2,4-diaminobenzenesulfonic acid |
| InChIKey | JVMSQRAXNZPDHF-UHFFFAOYSA-N |
| INCHI | 1S/C6H8N2O3S/c7-4-1-2-6(5(8)3-4)12(9,10)11/h1-3H,7-8H2,(H,9,10,11) |
| Isomeric SMILES | C1=CC(=C(C=C1N)N)S(=O)(=O)O |
| WGK Germany | 2 |
| RTECS | DB5900000 |
| PubChem CID | 66623 |
| Molecular Weight | 188.2 |
| Beilstein | 2694060 |
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 |
| Class | Benzene and substituted derivatives |
| Subclass | Benzenesulfonic acids and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Benzenesulfonic acids and derivatives |
| Alternative Parents | 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 | Benzenesulfonate - Arylsulfonic acid or derivatives - Benzenesulfonyl group - 1-sulfo,2-unsubstituted aromatic compound - Aniline or substituted anilines - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Amine - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Primary amine - Organosulfur compound - Organonitrogen compound - Organic nitrogen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as benzenesulfonic acids and derivatives. These are organic compounds containing a sulfonic acid or a derivative thereof that is linked to a benzene ring. |
| 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 |
|---|---|---|---|
 K2204937 | Certificate of Analysis | May 11, 2026 | P160100 |
| K2204982 | Certificate of Analysis | May 11, 2026 | P160100 |
| K2204983 | Certificate of Analysis | May 11, 2026 | P160100 |
| F2603560 | Certificate of Analysis | May 09, 2026 | P160100 |
| F2603576 | Certificate of Analysis | May 09, 2026 | P160100 |
| F2603578 | Certificate of Analysis | May 09, 2026 | P160100 |
| F2603582 | Certificate of Analysis | May 09, 2026 | P160100 |
| C2422082 | Certificate of Analysis | Jan 19, 2026 | P160100 |
| K2528032 | Certificate of Analysis | Dec 01, 2025 | P160100 |
| I2510069 | Certificate of Analysis | Sep 13, 2025 | P160100 |
| C2521268 | Certificate of Analysis | Mar 29, 2025 | P160100 |
| K2204903 | Certificate of Analysis | Aug 22, 2024 | P160100 |
| H2112271 | Certificate of Analysis | May 12, 2023 | P160100 |
| H2112273 | Certificate of Analysis | May 12, 2023 | P160100 |
| C2406021 | Certificate of Analysis | Jul 30, 2022 | P160100 |
| E2224222 | Certificate of Analysis | May 27, 2022 | P160100 |
| Melt Point(°C) | 260-266 °C |
|---|---|
| Molecular Weight | 188.210 g/mol |
| XLogP3 | -1.000 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 188.026 Da |
| Monoisotopic Mass | 188.026 Da |
| Topological Polar Surface Area | 115.000 Ų |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Complexity | 246.000 |
| 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. Zeya Li, Xiuli Wang, Qinglei Zhang, Mingyu Zhai, Shuqin Yang, Xida Li, Sirui Yang, Xin Wu, Laizhou Song. (2023) Nitrate rejection of sulfonic acid group incorporated polyethersulfone-type nanofiltration membrane and reutilization of the concentrated solution. JOURNAL OF APPLIED POLYMER SCIENCE, 140 (44): (e54616). [PMID:] [10.1002/app.54616] |
| 2. Caicheng Song, Hua Lin, Tianwei Wang, Bing Li, Rongwen Lu, Shufen Zhang. (2023) Targeted Synthesis of “Urechis Unicinctus”-Like Nitrogen-Doped Porous Carbon Nanorods for Supercapacitors. ENERGY & FUELS, [PMID:] [10.1021/acs.energyfuels.3c00767] |
| 3. Dong Lu, Ke Lu, Hong-Tao Wen, Zhan Wei, Alberto Bianco, Gui-Gen Wang, Hua-Yu Zhang. (2023) Synthesis of Visible Light Excitable Carbon Dot Phosphor-Al2O3 Hybrids for Anti-Counterfeiting and Information Encryption. Small, 19 (31): (2207046). [PMID:36960674] [10.1002/smll.202207046] |
| 4. Wang Hongjian, Zhai Yeming, Li Yang, Cao Yu, Shi Benbing, Li Runlai, Zhu Zingting, Jiang Haifei, Guo Zheyuan, Wang Meidi, Chen Long, Liu Yawei, Zhou Kai-Ge, Pan Fusheng, Jiang Zhongyi. (2022) Covalent organic framework membranes for efficient separation of monovalent cations. Nature Communications, 13 (1): (1-11). [PMID:36402788] [10.1038/s41467-022-34849-7] |
| 5. Huilin Gou, Yanfeng Liu, Guiyang Zhang, Qiaobo Liao, Xin Huang, Fangyi Ning, Can Ke, Zhen Meng, Kai Xi. (2019) Lifetime-tunable room-temperature phosphorescence of polyaniline carbon dots in adjustable polymer matrices. Nanoscale, 11 (39): (18311-18319). [PMID:31573008] [10.1039/C9NR05561D] |
| 6. Caicheng Song, Yiwen Guo, Tianwei Wang, Kun Liu, Pin-Yi Zhao, Ying Liu, He Huang, Rongwen Lu, Shufen Zhang. (2024) A dual-template synergistic assembly strategy towards the synthesis of extra-small nitrogen-doped mesoporous carbon nanospheres with large pores. Nanoscale, [PMID:38990172] [10.1039/D4NR01072H] |
| 7. Caicheng Song, Kun Liu, Tianwei Wang, Pin-Yi Zhao, He Huang, Ying Liu, Rongwen Lu, Shufen Zhang. (2024) Spontaneous template approach towards nitrogenous multi-shelled hollow carbon spheres with unique onion-like architecture. Materials Today Chemistry, [PMID:] [10.1016/j.mtchem.2024.102196] |
| 8. Pei Yang, Ziqi Zhu, Ruixin Tang, An Shen, Wentao Huang, Xiaoyan Zhou. (2024) Synthesis of carbon dots with tailored heteroatomic structure for achieving ultrahigh effectiveness in persulfate activation. OPTICAL MATERIALS, [PMID:] [10.1016/j.optmat.2024.116111] |
| 9. Jiaxue Gao, Hua Lin, Tianwei Wang, Caicheng Song, Rongwen Lu, Shufen Zhang. (2025) Tailored “Staggered Reaction” toward N/S Codoped Hollow Porous Carbon Nanospheres for Supercapacitors. ACS Applied Energy Materials, [PMID:] [10.1021/acsaem.4c02485] |
| 10. Shuai Ye, Mengting Liang, Shujian Ji, Xiaqing Long, Liwei Liu, Junle Qu, Jiaqing Guo, Jun Song. (2025) Hydrothermal synthesis of multicolor emissive carbon dots from different diaminobenzenesulfonicacid isomers. Materials Today Chemistry, [PMID:] [10.1016/j.mtchem.2025.102901] |
| 11. 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] |
| 12. Ziqi Zhu, Pei Yang, Wentao Huang, Xiaoyan Zhou. (2025) Photocatalytic Oxidation of Technical Lignin to Potent Modifiers for Improving the Performance of Urea-Formaldehyde Resin. ACS Applied Polymer Materials, [PMID:] [10.1021/acsapm.5c01279] |
| 13. Bin Zhang, Dexiang Li, Wei Ma, Bingtao Tang, Wenbin Niu, Suli Wu, Rongwen Lu, Shufen Zhang. (2025) Creating of silicon-containing reactive dyes with high fixation on cotton fabrics. DYES AND PIGMENTS, [PMID:] [10.1016/j.dyepig.2025.113377] |
| 14. Qi Wan, Na Li, Hao Zhang, Yingwei Li, Junrong Yu, Yan Wang, Zuming Hu. (2026) Sustainable fabrication of closed-loop recyclable aramid paper with enhanced mechanical and breakdown strength. COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, [PMID:] [10.1016/j.colsurfa.2026.140062] |
