4,4'-Di-tert-butyl-2,2'-bipyridine

Names

[ Name ]:
4,4'-Di-tert-butyl-2,2'-bipyridine

[Synonym ]:
4,4'-di-tBu-2,2'-bipyridine
4,4'-Di-O-tert-butyl-2,2'-bypyridine
4,4'-Bis(tert-butyl)-2,2'-bipyridine
4,4'-di-tert-butyl-2,2'-dipyridyl
4,4'-Di-tert-butyl-[2,2']bipyridinyl
BBBPY
4,4'-di-tert-butyl-bpy
4,4'-Bis(t-butyl)-2,2'-bipyridine
4,4'-tBu2bpy
4,4'-Di-tert-butyl-2,2'-bipyridine
4 4'-DI-TERT-BUTYL-2 2'-DIPYRIDYL
4,4'-dtbipy
4,4'-Bis(2-methyl-2-propanyl)-2,2'-bipyridine
4,4'-Di-t-butyl-2,2'-bipyridyl
MFCD01863731
4,4′-di-tert-butyl-2,2′bipyridyl
2,2'-Bipyridine, 4,4'-bis(1,1-dimethylethyl)-
4,4'-DI-TERT-BUTYL-2,2'-BYPYRIDINE
4,4'-Di-tert-butyl-2,2'-bipyridyl
2,2'-Bipyridine,4,4'-bis(1,1-dimethylethyl)-

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
395.4±42.0 °C at 760 mmHg

[ Melting Point ]:
159-161ºC(lit.)

[ Molecular Formula ]:
C₁₈H₂₄N₂

[ Molecular Weight ]:
268.397

[ Flash Point ]:
150.2±19.5 °C

[ Exact Mass ]:
268.193939

[ PSA ]:
25.78000

[ LogP ]:
4.66

[ Appearance of Characters ]:
crystal | white

[ Vapour Pressure ]:
0.0±0.9 mmHg at 25°C

[ Index of Refraction ]:
1.523

[ Stability ]:
hygroscopic

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
26-36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2933399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2933399090

[ Summary ]:
2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

Phenanthrene synthesis by iron-catalyzed [4+2] benzannulation between alkyne and biaryl or 2-alkenylphenyl Grignard reagent.

J. Am. Chem. Soc. 133(17) , 6557-9, (2011)

The [4+2] benzannulation reaction of internal or terminal alkynes with 2-biaryl, 2-heteroarylphenyl, or 2-alkenylphenyl Grignard reagents in the presence of Fe(acac)(3), 4,4'-di-tert-butyl-2,2'-bipyri...

Iridium(III) silyl alkyl and iridacyclic compounds supported by 4,4'-di-tert-butyl-2,2'-bipyridyl.

Chemistry 12(36) , 9323-35, (2006)

Treatment of IrCl(3)x H(2)O with one equivalent of 4,4'-di-tert-butyl-2,2'-bipyridyl (dtbpy) in N,N-dimethylformamide (dmf) afforded [IrCl(3)(dmf)(dtbpy)] (1). Alkylation of 1 with Me(3)SiCH(2)MgCl re...