Other name: 2,2'-bipyridine, 4,4'-dimethyl-; 2,2'-bi-4-picoline; 4,4'-dimethyl-2,2'-bipyridyl
MP: 169.5-173 °C
Appearance: off-white crystal powder
Package: 100g, 500g, 1Kg, 5Kg, 10Kg, 25Kg
Applications: Bidentate ligand; raw material of N719 dye
2,2'-Bipyridine, 4,4'-dimethyl- CAS:1134-35-6 is made from 4-methylpyridine by coupling reaction catalyzed by Raney Nickel with reasonable yield. It is off-white crystal powder with good solubility in most of polar organic solvent.
2,2'-Bipyridine, 4,4'-dimethyl- is raw material of 2,2’-bipyridine-4,4’-dicarboxylic acid CAS: 6813-38-3 by oxidation, key component of N719 dye for DSSC.
There are several other name for 2,2'-bipyridine, 4,4'-dimethyl-, e.g. 2,2'-bi-4-picoline; 4,4'-dimethyl-2,2'-bipyridyl; 4,4'-dimethyl-2,2'-bipyridine, which has been supplying from UCHEM in large quantity. UCHEM is main supplyer for 2,2'-bipyridine derivatives. The following are alway available from warehuse.
2,2’-biquinoline CAS: 119-91-5
2,2'-biquinoline-4,4'-dicarboxylic acid CAS：1245-13-2
4,4'-Dinonyl-2,2'-bipyridine CAS: 142646-58-0
Dimethyl 2,2'-bipyridine-4,4'-dicarboxylate CAS: 71071-46-0
5,5'-Dimethyl-2,2'-bipyridine CAS: 1762-34-1
2,2'-Bipyridine-5,5'-dicarboxylic acid CAS:1802-30-8