2,3-Bis(2-pyridyl)pyrazine

Base Information

• Chemical Name: 2,3-Bis(2-pyridyl)pyrazine
• CAS No.: 25005-96-3
• Molecular Formula: C14H10N4
• Molecular Weight: 234.26
• Hs Code.: 2933990090
• European Community (EC) Number: 626-068-7
• DSSTox Substance ID: DTXSID40352116
• Nikkaji Number: J644.889E
• Wikidata: Q82129103
• Mol file: 25005-96-3.mol

Synonyms:2,3-Bis(2-pyridyl)pyrazine;25005-96-3;2,3-di(pyridin-2-yl)pyrazine;2,3-dipyridin-2-ylpyrazine;Pyrazine, 2,3-di-2-pyridinyl-;2,3-di(2-pyridyl)pyrazine;2,3-Di-2-pyridylpyrazine;Maybridge3_002934;SCHEMBL176039;2,3-bis(pyridin-2-yl)pyrazine;DTXSID40352116;HMS1439F08;2,3-Bis(2-pyridyl)pyrazine, 98%;AKOS015912880;CCG-239663;IDI1_014321;AS-80751;CS-0198320;FT-0638483;J-015769

Chemical Property of 2,3-Bis(2-pyridyl)pyrazine

Chemical Property:

• Vapor Pressure: 4.27E-05mmHg at 25°C
• Melting Point: 168-170 °C(lit.)
• Refractive Index: 1.62
• Boiling Point: 361.6 °C at 760 mmHg
• PKA: -1.22±0.19(Predicted)
• Flash Point: 159.5 °C
• PSA: 51.56000
• Density: 1.214 g/cm³
• LogP: 2.60060
• XLogP3: 1.3
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 2
• Exact Mass: 234.090546336
• Heavy Atom Count: 18
• Complexity: 232

Purity/Quality:

98%,99%, ^*data from raw suppliers

2,3-Bis(2-pyridyl)pyrazine 98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-37/39

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=NC(=C1)C2=NC=CN=C2C3=CC=CC=N3
• Uses: 2,3-Bis(2-pyridyl)pyrazine (dpp) has been employed:as building block for supermolecular moleculesin the preparation of luminescent complexes Ru(bpy)2(dpp)2+ and (bpy)2Ru-(dpp)Ru(bpp)24+ [bpy=2,2′-bipyridine]in the preparation of binary and ternary systems with V(IV)O and Cu(II) ions

Technology Process of 2,3-Bis(2-pyridyl)pyrazine

There total 3 articles about 2,3-Bis(2-pyridyl)pyrazine 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: 50.0%

2,3-bis(2'-pyridyl)-5,6-dihydropyrazine (25005-95-2) → bis-2,3-(2-pyridyl)pyrazine (25005-96-3)

Guidance literature:

With 5%-palladium/activated carbon; In 1,3,5-trimethyl-benzene; for 48h; Reflux;

DOI:10.1039/c9dt04815d

Reference yield:

2,2'-Pyridil (492-73-9) → bis-2,3-(2-pyridyl)pyrazine (25005-96-3)

Guidance literature:

Multi-step reaction with 2 steps

1: ethanol

2: palladium/charcoal; mesitylene

With palladium on activated charcoal; ethanol; 1,3,5-trimethyl-benzene;

DOI:10.1021/ja01533a022

Reference yield:

[2,2]bipyridinyl (366-18-7) → bis-2,3-(2-pyridyl)pyrazine (25005-96-3)

Guidance literature:

Multi-step reaction with 2 steps

1: ethanol / 1 h / Reflux

2: 5%-palladium/activated carbon / 1,3,5-trimethyl-benzene / 48 h / Reflux

With 5%-palladium/activated carbon; In ethanol; 1,3,5-trimethyl-benzene;

DOI:10.1039/c9dt04815d

upstream raw materials:

2,3-bis(2'-pyridyl)-5,6-dihydropyrazine

2,2'-Pyridil

[2,2]bipyridinyl

Downstream raw materials:

[RuH(CO)(PPh₃)2(2,3-bis(2-pyridyl)pyrazine)]PF₆

[RuH(CO)(PPh₃)2(2,3-bis(2-pyridyl)pyrazine)]BF₄

Pt(C₄H₂N₂(C₅H₄N)2)(C₆H₅)2

Pt(C₄H₂N₂(C₅H₄N)2)(C₂C₆H₅)2

Refernces