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4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-1h-Pyrazole

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4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-1H-Pyrazole / CAS : 269410-08-4

Appearance Grayish white to yellowish brown powder UN 0
HS 29331990 DG Class 0
Synonyms 2-(1H-Pyrazole-4-Yl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane; 4-(Tetramethyl-1,3,2-Dioxaborolan-2-Yl)-1H-Pyrazole; 4-Pyrazoleboronic Acid Pinacol Ester; 1H-Pyrazole-4-Boronic Acid,Pinacol Ester; 1H-Pyrazole-4-Boronic Acid Pinacol Ester; 4,4,5,5-Tetramethyl-2-(1H-Pyrazol-4-Yl)-1,3,2-Dioxaborolane; 4-(4,4,5,5-Tetramethyl-[1,3,2]Dioxaborolan-2-Yl)-1H-Pyrazole; Pyrazole-4-Boronic; 2-(4-Pyrazolyl)-4,4,5,5-Tetramethyl-1,3,2-Dioxaborolane; 4-(4,4,5,5-Tetramethyl-1,3,2-Dioxaborolan-2-Yl)Pyrazole; Pyrazole-4-Boronic Acid Pinacol Ester
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Properties

Summary

Formula
C9H15BN2O2
Molecular Mass
194.03900
Exact Mass
194.12300
PSA
47.14000
Logp
0.70890
IUPAC
4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
SMILES
B1(OC(C(O1)(C)C)(C)C)C2=CNN=C2

Attribute classification

Matter Classification
organic
Category
API & Intermediate > Pharmaceutical Intermediates

Chemical and Physical Properties

Melting Point
142-146 °C
Density
1.09g/cm3
Boiling Point
335.4ºC at 760mmHg
Flash Point
156.6ºC
Appearance
Grayish white to yellowish brown powder
Acidity and Basicity
alkalinity

Export information

HS Code
29331990
Export Rebate
13%
UN No.
0
DG-Class
0
Risk Code
36/37/38
Safety Label
Xi,F

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