4,4′-biphenyldiboronic acid

Names

[ Name ]:
4,4′-biphenyldiboronic acid

[Synonym ]:
MFCD00151795
[4-(4-boronophenyl)phenyl]boronic acid
Biphenyl-4,4'-diyldiboronic acid
4,4′-biphenyldiboronic acid
Boronic acid, B,B'-[1,1'-biphenyl]-4,4'-diylbis-
4,4'-Biphenyldiboronic Acid
4,4'-Biphenyldiyldiboronic acid

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
505.9±60.0 °C at 760 mmHg

[ Melting Point ]:
300 °C (dec.)(lit.)

[ Molecular Formula ]:
C₁₂H₁₂B₂O₄

[ Molecular Weight ]:
241.843

[ Flash Point ]:
259.7±32.9 °C

[ Exact Mass ]:
242.092178

[ PSA ]:
80.92000

[ LogP ]:
2.72

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.620

MSDS

Click to get detail MSDS

Safety Information

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

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S37/39-S26

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2916399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2916399090

[ Summary ]:
2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%