≥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 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 504765316 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504765316 |
| Canonical Smiles | C1=CN=CN1.Cl |
| IUPAC Name | 1H-imidazole;hydrochloride |
| InChIKey | JDIIGWSSTNUWGK-UHFFFAOYSA-N |
| INCHI | 1S/C3H4N2.ClH/c1-2-5-3-4-1;/h1-3H,(H,4,5);1H |
| Isomeric SMILES | C1=CN=CN1.Cl |
| WGK Germany | 3 |
| Molecular Weight | 104.54 |
| Beilstein | 3678283 |
| Reaxy-Rn | 3678283 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3678283&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 nitrogen compounds |
| Class | Organonitrogen compounds |
| Subclass | Amidines |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Carboxamidines |
| Alternative Parents | Propargyl-type 1,3-dipolar organic compounds Carboximidamides Azacyclic compounds Organopnictogen compounds Organic zwitterions Organic chloride salts Hydrocarbon derivatives |
| Molecular Framework | Aliphatic heteromonocyclic compounds |
| Substituents | Azacycle - Organoheterocyclic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Carboximidamide - Carboxylic acid amidine - Organopnictogen compound - Hydrocarbon derivative - Organic chloride salt - Organic salt - Organic zwitterion - Aliphatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as carboxamidines. These are carboxylic acid derivatives containing the amidine 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 | Date | Item |
|---|---|---|---|
 J1409054 | Certificate of Analysis | Mar 20, 2026 | I120637 |
| F2206365 | Certificate of Analysis | Mar 18, 2026 | I120637 |
| F2206361 | Certificate of Analysis | Mar 18, 2026 | I120637 |
| B2217080 | Certificate of Analysis | Dec 10, 2025 | I120637 |
| B2217081 | Certificate of Analysis | Dec 10, 2025 | I120637 |
| G1707020 | Certificate of Analysis | Feb 08, 2025 | I120637 |
| G2016224 | Certificate of Analysis | May 07, 2024 | I120637 |
| E2415405 | Certificate of Analysis | May 07, 2024 | I120637 |
| E2316596 | Certificate of Analysis | May 08, 2023 | I120637 |
| E2316603 | Certificate of Analysis | May 08, 2023 | I120637 |
| E2316605 | Certificate of Analysis | May 08, 2023 | I120637 |
| E2316570 | Certificate of Analysis | May 08, 2023 | I120637 |
| B2323537 | Certificate of Analysis | Feb 27, 2023 | I120637 |
| B2302807 | Certificate of Analysis | Nov 24, 2022 | I120637 |
| B2302762 | Certificate of Analysis | Nov 24, 2022 | I120637 |
| B2302760 | Certificate of Analysis | Nov 24, 2022 | I120637 |
| J2214248 | Certificate of Analysis | Oct 28, 2022 | I120637 |
| J1825227 | Certificate of Analysis | Aug 12, 2022 | I120637 |
| F2206345 | Certificate of Analysis | Feb 28, 2022 | I120637 |
| F2206363 | Certificate of Analysis | Feb 28, 2022 | I120637 |
| F2206364 | Certificate of Analysis | Feb 28, 2022 | I120637 |
| B2217055 | Certificate of Analysis | Feb 25, 2022 | I120637 |
| Solubility | methanol: 50 mg/mL, clear, colorless to faintly yellow |
|---|---|
| Sensitivity | Hygroscopic |
| Melt Point(°C) | 158-161°C |
| Molecular Weight | 104.540 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 104.014 Da |
| Monoisotopic Mass | 104.014 Da |
| Topological Polar Surface Area | 28.700 Ų |
| Heavy Atom Count | 6 |
| Formal Charge | 0 |
| Complexity | 28.100 |
| 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. Mei Zhou, Boying Li, Ning Li, Mengying Li, Chengfen Xing. (2022) Regulation of Ca2+ for Cancer Cell Apoptosis through Photothermal Conjugated Nanoparticles. ACS Applied Bio Materials, [PMID:35648094] [10.1021/acsabm.2c00236] |
| 2. Yu Cao, Kejie Jiang, Dongshun Deng. (2024) Ammonia Storage Performance of Thiocyanate-Based Pseudo Ionic Liquids: Experimental Study and Computational Chemistry Analysis. Sustainable Energy & Fuels, [PMID:] [10.1039/D4SE00659C] |
| 3. Dongfei Zhang, Ao Wang, Wenkai Liu, Ao Zhen, Jiehua Li, Feng Luo, Xianglong Han, Zhen Li, Hong Tan. (2024) Self-Catalysis Highly Reversible Imidazole-Based Dynamic Covalent Polyurethane-Ureas. MACROMOLECULES, [PMID:] [10.1021/acs.macromol.4c00149] |
| 4. Meiyu Yuan, Ruijuan Fan, Kaitao Peng, Xian Cui, Xiaoxiao Song. (2025) Induction of degradation of fucoidan oligosaccharides via low-temperature plasma treatment for enhanced structural characteristics and bioactivities. CHEMICAL ENGINEERING JOURNAL, [PMID:] [10.1016/j.cej.2025.168080] |
| 5. Yaoxuan Wang, Haiyan Wang, Xianchuan Dong, Jing Sui, Feifei Zhang, Zonghua Wang. (2026) Electrochemical biosensing of miRNA-155 based on nucleic acid recognition-induced multiple DNA release and Exo III-assisted target recycling. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, [PMID:] [10.1016/j.jelechem.2026.120052] |
