1,4-Dibromo-2,5-difluorobenzene

Names

[ CAS No. ]:
327-51-5

[ Name ]:
1,4-Dibromo-2,5-difluorobenzene

[Synonym ]:
1,4-Dibrom-2,5-difluor-benzol
2,5-dibromo-1,4-difluorobenzene
(1,4-Br)2(2,5-F)2C6H3
Benzene,1,4-dibromo-2,5-difluoro
1.4-dibromo-2,5-difluorobenzene
1,4-Dibromo-2,5-difluorobenzene
EINECS 206-317-2
MFCD00000346
FR DF BE EE
Benzene, 1,4-dibromo-2,5-difluoro-
2,5-difluoro-1,4-dibromobenzene

Chemical & Physical Properties

[ Density]:
2.1±0.1 g/cm3

[ Boiling Point ]:
209.2±35.0 °C at 760 mmHg

[ Melting Point ]:
60-62 °C(lit.)

[ Molecular Formula ]:
C₆H₂Br₂F₂

[ Molecular Weight ]:
271.885

[ Flash Point ]:
80.3±25.9 °C

[ Exact Mass ]:
269.849121

[ LogP ]:
3.77

[ Vapour Pressure ]:
0.3±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.552

[ Storage condition ]:
Room temperature.

[ Water Solubility ]:
insoluble

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 ]:
S26-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2903999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2903999090

[ Summary ]:
2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Articles

New synthetic route to polyphosphine ligands bearing 1,2,4,5-tetrakis (phosphino) benzene framework: structural characterizations of 1, 4-(PPh₂)₂-2, 5-(PR₂)₂-C₆F₂(R= Ph, ⁱPr, Et). Kongprakaiwoot N, et al.

J. Organomet. Chem. 689(21) , 3350-56, (2004)

Functionalized poly-and oligo-phenylenes: Variations on the Suzuki cross-coupling of functionalized aryl dibromides with the 1, 3-propanediol diester of 2, 5-dialkyl-1, 4-phenylenediboronic acid. Kowitz C and Wegner G.

Tetrahedron 53(45) , 15553-74, (1997)