2，5-Diaminopyridine - ≥97% , CAS No.4318-76-7

CAS: 4318-76-7 Cat. No.: D134973 Molecular Weight: 109.13 EC Number: 626-246-4

GRADE & PURITY ≥97%

Synonyms

Pyridine, 2,5-diamino- | NSC 175741 | AC-5938 | AC-907/25014078 | J51.294J | UNII-H6OLZ060HI | A6984 | SCHEMBL34048 | DA1 | WLN: T6NJ BZ EZ | MFCD00129023 | PYRIDINE-2,5-DIAMINE | DTXSID20195765 | SCHEMBL24077008 | 2,5-Diaminopyridine, 97% | NSC175741 | N

Storage

Protected from light,Room temperature,Argon charged,Desiccated,Cool

Shipped In

Normal

Overview

2,5-Diaminopyridine is a disubstituted pyridine that can be prepared by the reduction of 5-nitro-2-aminopyridine using 10%Pd/C.

Specifications

Synonyms

Pyridine, 2, 5-diamino- | NSC 175741 | AC-5938 | AC-907/25014078 | J51.294J | UNII-H6OLZ060HI | A6984 | SCHEMBL34048 | DA1 | WLN: T6NJ BZ EZ | MFCD00129023 | PYRIDINE-2, 5-DIAMINE | DTXSID20195765 | SCHEMBL24077008 | 2, 5-Diaminopyridine, 97% | NSC175741 | N

Specifications & Purity

≥97%

Storage

Protected from light, Room temperature, Argon charged, Desiccated, Cool

Shipped In

Normal

Purity

≥97%

Names and Identifiers

• Pubchem Sid: 488182611
• Pubchem Sid Url: https://pubchem.ncbi.nlm.nih.gov/substance/488182611
• Canonical Smiles: C1=CC(=NC=C1N)N
• IUPAC Name: pyridine-2,5-diamine
• InChIKey: MIROPXUFDXCYLG-UHFFFAOYSA-N
• INCHI: 1S/C5H7N3/c6-4-1-2-5(7)8-3-4/h1-3H,6H2,(H2,7,8)
• Isomeric SMILES: C1=CC(=NC=C1N)N
• WGK Germany: 3
• RTECS: US7555000
• Molecular Weight: 109.13
• Reaxy-Rn: 108741
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=108741&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organoheterocyclic compounds
    • Class Pyridines and derivatives
      • Subclass Aminopyridines and derivatives

• 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

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Sensitivity: Light sensitive
• Boil Point(°C): 180 °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

References

1. 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]

2. Xiaoyu Meng, Luman Peng, Yuanyuan Wang, Xiaojing Li, Qiwang Peng, Xiaocan Zhang, Chuanbo Cong, Haimu Ye, Qiong Zhou.  (2024)  Study on the properties of hybrid COF connected three-dimensional nanofiber structures in proton exchange membranes.  INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,      [PMID:] [10.1016/j.ijhydene.2024.02.343]

3. Jingyi Wu, Ziting Zhu, Mengqi Bie, Jialei Hou, Siwei Wang, Jing Huang, Fusheng Pan, Zhongyi Jiang.  (2025)  Scalable spray-UV fabrication of poly(vinyl alcohol)–charged covalent organic framework hybrid membranes for hypersaline desalination.  JOURNAL OF MEMBRANE SCIENCE,      [PMID:] [10.1016/j.memsci.2025.124944]