≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Protected from light,Room temperature,Argon charged 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 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
2,3-Diaminopyridine forms the bis-condensed Schiff base with salicylaldehyde. It forms charge transfer complex with tetrachloro-p-benzoquinone and tetracyanoethylene
| Pubchem Sid | 488181056 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488181056 |
| Canonical Smiles | C1=CC(=C(N=C1)N)N |
| IUPAC Name | pyridine-2,3-diamine |
| InChIKey | ZZYXNRREDYWPLN-UHFFFAOYSA-N |
| INCHI | 1S/C5H7N3/c6-4-2-1-3-8-5(4)7/h1-3H,6H2,(H2,7,8) |
| Isomeric SMILES | C1=CC(=C(N=C1)N)N |
| WGK Germany | 3 |
| RTECS | US7548000 |
| UN Number | 2811 |
| Molecular Weight | 109.13 |
| Beilstein | 109869 |
| Reaxy-Rn | 109869 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=109869&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 | Organoheterocyclic compounds |
| Class | Pyridines and derivatives |
| Subclass | Aminopyridines and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Aminopyridines and derivatives |
| Alternative Parents | Imidolactams Heteroaromatic compounds Azacyclic compounds Primary amines Organopnictogen compounds Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Aminopyridine - Imidolactam - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Primary amine - Organonitrogen compound - Amine - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as aminopyridines and derivatives. These are organic heterocyclic compounds containing an amino group attached to a pyridine 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 |
|---|---|---|---|
 A2206113 | Certificate of Analysis | Oct 13, 2025 | D103174 |
| A2206118 | Certificate of Analysis | Oct 13, 2025 | D103174 |
| I2501345 | Certificate of Analysis | Aug 18, 2025 | D103174 |
| I2501346 | Certificate of Analysis | Aug 18, 2025 | D103174 |
| I2501347 | Certificate of Analysis | Aug 18, 2025 | D103174 |
| I2501348 | Certificate of Analysis | Aug 18, 2025 | D103174 |
| I1711021 | Certificate of Analysis | Apr 09, 2025 | D103174 |
| L2426328 | Certificate of Analysis | Dec 16, 2024 | D103174 |
| L2426329 | Certificate of Analysis | Dec 16, 2024 | D103174 |
| L2426335 | Certificate of Analysis | Dec 16, 2024 | D103174 |
| L2426336 | Certificate of Analysis | Dec 16, 2024 | D103174 |
| F23151023 | Certificate of Analysis | Dec 13, 2021 | D103174 |
| F23151031 | Certificate of Analysis | Dec 13, 2021 | D103174 |
| H2415061 | Certificate of Analysis | Dec 13, 2021 | D103174 |
| Solubility | Solubility in Water almost transparency; solubility in H2O: soluble 50 mg/mL, opaque (brown to very dark brown) |
|---|---|
| Sensitivity | Air sensitive；Light sensitive |
| Flash Point(°F) | 401°F |
| Flash Point(°C) | 205℃ |
| Melt Point(°C) | 112°C-118°C |
| Molecular Weight | 109.130 g/mol |
| XLogP3 | -0.200 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 109.064 Da |
| Monoisotopic Mass | 109.064 Da |
| Topological Polar Surface Area | 64.900 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 74.100 |
| 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 | 1 |
| 1. Xinlin Zha, Guilin Xu, Yi Xiong, Zhong Yan, Ke Liu, Mufang Li, Yuanli Chen, Jing Lu, Dong Wang. (2022) Modulating the Macroscopic Helicity of Poly(m-phenylenediamine) by Achiral Monomer Copolymerization. ADVANCED FUNCTIONAL MATERIALS, 33 (3): (2211956). [PMID:] [10.1002/adfm.202211956] |
| 2. Minghui Zan, Cong Li, Fei Liao, Lang Rao, Qian-Fang Meng, Wei Xie, Bei Chen, Xingwang Qie, Li Li, Liang Wang, Wen-Fei Dong, Wei Liu. (2020) One-step synthesis of green emission carbon dots for selective and sensitive detection of nitrite ions and cellular imaging application. RSC Advances, 10 (17): (10067-10075). [PMID:35498619] [10.1039/C9RA11009G] |
| 3. Gong Lindan, Wang Hengyuan, Zhang Lin, Li Junqing, Zhang Hongju, Sun Yan, Fan Lu-an. (2025) A Novel Conjugated Fluorescent Probe and its Application to Nitenpyram Detection. Journal of Analysis and Testing, [PMID:] [10.1007/s41664-024-00345-8] |
