4-(methylsulfonyl)phenylboronic acid
Suppliers
Names
[ CAS No. ]:
149104-88-1
[ Name ]:
4-(methylsulfonyl)phenylboronic acid
[Synonym ]:
4-(Methylsu
4-(Methanesulfonyl)phenylboronic acid
(4-(Methylsulfonyl)phenyl)boronic acid
4-(Methylsulfonyl)phenylboronic Acid
4-(Methanesulfonyl)benzeneboronic Acid
MFCD01630820
(4-methylsulfonylphenyl)boronic acid
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
445.5±51.0 °C at 760 mmHg
[ Melting Point ]:
275-277 °C
[ Molecular Formula ]:
C7H9BO4S
[ Molecular Weight ]:
200.02
[ Flash Point ]:
223.2±30.4 °C
[ Exact Mass ]:
200.031464
[ PSA ]:
82.98000
[ LogP ]:
-0.13
[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C
[ Index of Refraction ]:
1.566
[ Storage condition ]:
0-6°C
MSDS
Safety Information
[ Hazard Codes ]:
Xi:Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S37/39-S26
[ RIDADR ]:
NONH for all modes of transport
[ 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%
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A regiocontrolled synthesis of unsymmetrical 3,4-diaryl-3-pyrrolin-2-ones has been achieved in three steps from 1,2-diaryl-1-nitroethenes with pyrrole-2-carboxamides (pyrrole Weinreb amides) serving a...