3,5-Diaminopyridine

Base Information

• Chemical Name: 3,5-Diaminopyridine
• CAS No.: 4318-78-9
• Molecular Formula: C5H7 N3
• Molecular Weight: 109.131
• Hs Code.: 2933399090
• DSSTox Substance ID: DTXSID80195766
• Nikkaji Number: J51.296F
• Wikidata: Q72503860
• Mol file: 4318-78-9.mol

Synonyms:pyridine-3,5-diamine;3,5-Diaminopyridine;4318-78-9;3,5-Pyridinediamine;Pyridine, 3,5-diamino-;BRN 0108484;MFCD00955693;5-22-11-00272 (Beilstein Handbook Reference);3,5-diamino pyridine;YSWG442;SCHEMBL187404;DTXSID80195766;AKOS006273734;AB07746;CS-W005805;DS-16445;SY009704;LS-131136;FT-0635228;EN300-196670;A826207

Chemical Property of 3,5-Diaminopyridine

Chemical Property:

• Vapor Pressure: 6.29E-06mmHg at 25°C
• Melting Point: 112-113oC
• Boiling Point: 378.4°Cat760mmHg
• PKA: 7.10±0.20(Predicted)
• Flash Point: 210.7°C
• PSA: 64.93000
• Density: 1.251g/cm³
• LogP: 1.40840
• Storage Temp.: Keep in dark place,Inert atmosphere,Room temperature
• XLogP3: -0.5
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 0
• Exact Mass: 109.063997236
• Heavy Atom Count: 8
• Complexity: 66.1

Purity/Quality:

99.0%Min ^*data from raw suppliers

3,5-Diaminopyridine ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

• Canonical SMILES: C1=C(C=NC=C1N)N
• Uses: 3,5-Diaminopyridine is an active ingredient for hair dyes.

Technology Process of 3,5-Diaminopyridine

There total 12 articles about 3,5-Diaminopyridine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 97.0%

→ 3,5-diaminopyridine (4318-78-9)

Guidance literature:

Reference yield: 95.0%

3,5-dibromopyridine (625-92-3) → 3,5-diaminopyridine (4318-78-9)

Guidance literature:

With C₂₄H₁₂Cu₂F₉N₄O₇; tetrabutylammomium bromide; ammonia; caesium carbonate; In water; at 110 - 140 ℃; for 16h;

DOI:10.1021/jo301244p

Reference yield: 85.0%

2-chloro-3,5-dinitropyridine (2578-45-2) → 3,5-diaminopyridine (4318-78-9)

Guidance literature:

With hydrogen; 5%-palladium/activated carbon; In ethanol; at 25 ℃; for 18h; under 2585.81 Torr;

upstream raw materials:

3,5-dibromopyridine

3,5-dinitropyridine

copper(II) sulfate

3,5-dichloropyridine

Refernces

• 1、 Liao, Bei-Sih,Liu, Shiuh-Tzung. "Diamination of phenylene dihalides catalyzed by a dicopper complex". experimental part. p. 6653 - 6656. Retrieved 2012/10/07.
• 2、 -. "Chemokine receptor binding heterocyclic compounds". Page column 113. . Retrieved 2008/06/13.