2,2'-Biquinoline

2,2′-Biquinoline 2,2-biquinoline.svg 2,2′-Biquinoline 2,2′-Biquinolyl; 2-Quinolin-2-ylquinoline; Cuproin 119-91-5 8412 8105 204-357-5 6RO6GA6RP3 DTXSID8059500 1S/C18H12N2/c1-3-7-15-13(5-1)9-11-17(19-15)18-12-10-14-6-2-4-8-16(14)20-18/h1-12H WPTCSQBWLUUYDV-UHFFFAOYSA-N C1=CC=C2C(=C1)C=CC(=N2)C3=NC4=CC=CC=C4C=C3 18 12 2 White solid 1.374 g/cm310.1107/S0567740877011406 2,2'-Biquinolyl 1977 Folting K. Merritt L. L. Acta Crystallographica Section B 33 11 3540–3542 194.5 07 Warning 315 319 335 261 264 271 280 302+352 304+340 305+351+338 312 321 332+313 337+313 362 403+233 405 501 2,2′-Biquinoline is an organic compound with the formula (C9H6N)2. It is one of several biquinolines. It is prepared by reductive coupling of 2-chloroquinoline.Cu, Ni, and Pd Mediated Homocoupling Reactions in Biaryl Syntheses: The Ullmann Reaction Todd D. Nelson R. David Crouch Organic Reactions 15 2004 265–555 10.1002/0471264180.or063.03 0471264180 It is a colorimetric indicator for organolithium compounds.Colored Indicators for Simple Direct Titration of Magnesium and Lithium Reagents Watson Spencer Charles Eastham Jerome F. Journal of Organometallic Chemistry 1967 9 165–8 10.1016/S0022-328X(00)92418-5 Ligand properties thumb|left|180px|Structure of PdBr2(2,2'-biquinoline).10.1107/S1600536812015425 (2,2′-Biquinoline-κ2-N,N′)dibromidopalladium(II) 2012 Ha Kwang Acta Crystallographica Section E 68 5 m618 22590118 3344352 2,2′-Biquinoline is a bidentate ligand. Unlike the related complexes of 2,2′-bipyridine, the metal does not typically occupy the plane of the biquinoline. References Category:Quinolines