3,5-Bis(trifluoromethyl)benzeneboronic acid
Names
[ CAS No. ]:
73852-19-4
[ Name ]:
3,5-Bis(trifluoromethyl)benzeneboronic acid
[Synonym ]:
3,5-Bis(trifluoromethyl)benzeneboronic acid
Boronic acid, (3,5-bis(trifluoromethyl)phenyl)-
MFCD00051850
3,5-Bis(trifluoromethyl)phenylboronic acid
[3,5-Bis(trifluoromethyl)phenyl]boronic acid
Boronic acid, B-[3,5-bis(trifluoromethyl)phenyl]-
QBQR CXFFF EXFFF
Chemical & Physical Properties
[ Density]:
1.5±0.1 g/cm3
[ Boiling Point ]:
248.1±50.0 °C at 760 mmHg
[ Melting Point ]:
217-220 °C(lit.)
[ Molecular Formula ]:
C8H5BF6O2
[ Molecular Weight ]:
257.926
[ Flash Point ]:
103.8±30.1 °C
[ Exact Mass ]:
258.028687
[ PSA ]:
40.46000
[ LogP ]:
3.01
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
1.420
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 ]:
1759.0
[ WGK Germany ]:
3
[ Hazard Class ]:
8.0
[ HS Code ]:
2931900090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2931900090
[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%
Articles
J. Cell. Biochem. 40(2) , 249-60, (1989)
31P Nuclear Magnetic Resonance (NMR) studies were performed on mono- and diisopropylphosphoryl derivatives of alpha-chymotrypsin, trypsin, and subtilisin. Questions addressed included the pKa of the a...