4,5-Dibromo-2,7-di-tert-butyl-9,9-dimethylxanthene

Names

[ Name ]:
4,5-Dibromo-2,7-di-tert-butyl-9,9-dimethylxanthene

[Synonym ]:
4,5-dibromo-2,7-di-tert-butyl-9,9-dimethyl-9H-xanthene
2,7-di-tert-butyl-4,5-dibromo-9,9-dimethylxanthene
4,5-dibromo-2,7-di-t-butyl-9,9-dimethylxanthene
2,7-di(t-butyl)-4,5-dibromo-9,9-dimethylxanthene
4,5-dibromo-2.7-di-tert-butyl-9,9-dimethylxanthene
MFCD00134486

Chemical & Physical Properties

[ Density]:
1.329g/cm3

[ Boiling Point ]:
429.7ºC at 760 mmHg

[ Melting Point ]:
260-262ºC(lit.)

[ Molecular Formula ]:
C₂₃H₂₈Br₂O

[ Molecular Weight ]:
480.27600

[ Flash Point ]:
178ºC

[ Exact Mass ]:
478.05100

[ PSA ]:
9.23000

[ LogP ]:
8.23820

[ Vapour Pressure ]:
3.46E-07mmHg at 25°C

[ Index of Refraction ]:
1.56

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2932999099

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

Pi-dimer formation in an oligothiophene tweezer molecule.

Org. Lett. 10(21) , 5003-5, (2008)

An oligothiophene tweezer molecule, which has two quaterthiophene moieties connected to create an electrochemically activated hinge, has been synthesized. Two-electron oxidation of the tweezer molecul...

Synthesis, structure, and properties of aromatic ring-layered polymers containing ferrocene as a terminal unit. Morisaki Y, et al.

J. Inorg. Organomet. Polym. Mater. 19(1) , 104-112, (2009)

Extremely Stable Thorium (IV) Dialkyl Complexes Supported by Rigid Tridentate 4, 5-Bis (anilido) xanthene and 2, 6-Bis (anilidomethyl) pyridine Ligands. Cruz CA, et al.

Organometallics 26(3) , 692-701., (2007)