≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature 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 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504753102 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504753102 |
| Canonical Smiles | CC1=C(C=CC(=C1)N)N.OS(=O)(=O)O |
| IUPAC Name | 2-methylbenzene-1,4-diamine;sulfuric acid |
| InChIKey | KZTWOUOZKZQDMN-UHFFFAOYSA-N |
| INCHI | 1S/C7H10N2.H2O4S/c1-5-4-6(8)2-3-7(5)9;1-5(2,3)4/h2-4H,8-9H2,1H3;(H2,1,2,3,4) |
| Isomeric SMILES | CC1=C(C=CC(=C1)N)N.OS(=O)(=O)O |
| WGK Germany | 3 |
| RTECS | XT0525000 |
| Molecular Weight | 220.25 |
| Beilstein | 3755478 |
| Reaxy-Rn | 3755478 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3755478&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 |
| Class | Benzene and substituted derivatives |
| Subclass | Toluenes |
| Intermediate Tree Nodes | Aminotoluenes |
| Direct Parent | Diaminotoluenes |
| Alternative Parents | Aniline and substituted anilines Organic sulfuric acids Primary amines Organopnictogen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Diaminotoluene - Aniline or substituted anilines - Sulfuric acid - Organic sulfuric acid or derivatives - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Primary amine - Organonitrogen compound - Amine - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as diaminotoluenes. These are organic aromatic compounds containing a benzene that carries a single methyl group exactly 2 amino groups. |
| 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 |
|---|---|---|---|
 H1412294 | Certificate of Analysis | Mar 20, 2026 | D121697 |
| A2213300 | Certificate of Analysis | Oct 13, 2025 | D121697 |
| L1326010 | Certificate of Analysis | Aug 15, 2025 | D121697 |
| L2413055 | Certificate of Analysis | Dec 19, 2024 | D121697 |
| F2317923 | Certificate of Analysis | Jul 03, 2023 | D121697 |
| D2303396 | Certificate of Analysis | Apr 07, 2023 | D121697 |
| H1412295 | Certificate of Analysis | Jun 14, 2022 | D121697 |
| Solubility | Slightly soluble in water |
|---|---|
| Melt Point(°C) | >300°C |
| Molecular Weight | 220.250 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 4 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 0 |
| Exact Mass | 220.052 Da |
| Monoisotopic Mass | 220.052 Da |
| Topological Polar Surface Area | 135.000 Ų |
| Heavy Atom Count | 14 |
| Formal Charge | 0 |
| Complexity | 174.000 |
| 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 | 2 |
| 1. Wang Chunyan, Huang Gengli, Luo Xueli, Tang Wenzhi, Yue Tianli, Li Zhonghong. (2022) Construction of ratiometric fluorescence sensor and test strip with smartphone based on dual-emission carbon dots for the specific detection of chlortetracycline. ANALYTICAL AND BIOANALYTICAL CHEMISTRY, 414 (28): (8143-8154). [PMID:36194240] [10.1007/s00216-022-04349-0] |
| 2. Xiaoping Yue, Feiyang Xu, Linrong Zhang, Guozhang Ren, Huixiang Sheng, Jin Wang, Kaili Wang, Liuyingzi Yu, Junjie Wang, Gongqiang Li, Gang Lu, Hai-Dong Yu. (2022) Simple, Skin-Attachable, and Multifunctional Colorimetric Sweat Sensor. ACS Sensors, [PMID:35903889] [10.1021/acssensors.2c00581] |
| 3. Shuai Li, Tianxiang Yang, Wenlian Wang, Jing Lu, Xiaoyang Zhao, Weizhen Fan, Xiaoxi Zuo, Junmin Nan. (2020) 2-Thiophene sulfonamide (2-TS)-contained multi-functional electrolyte matching high-voltage LiNi0.8Mn0.1Co0.1O2/graphite batteries with enhanced performances. ELECTROCHIMICA ACTA, [PMID:] [10.1016/j.electacta.2020.136492] |
| 4. Ying Liu, Jiming Chen, Yaoheng Zhang, Sheng Gao, Zaijun Lu, Qingbin Xue. (2017) Highly thermal conductive benzoxazine-epoxy interpenetrating polymer networks containing liquid crystalline structures. JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS, 55 (24): (1813-1821). [PMID:] [10.1002/polb.24414] |
| 5. Shan Huang, Pingping Mu, Guixin Li, Wei Ni, Yi Fang, Fuxiang Wei, Qi Xiao. (2025) Highly sensitive red-emitting carbon dot-based fluorescence sensor for simultaneous detection of copper ions and L-histidine in environmental and biomedical samples. JOURNAL OF PHOTOCHEMISTRY AND PHOTOBIOLOGY A-CHEMISTRY, [PMID:] [10.1016/j.jphotochem.2025.116588] |
