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Alfa Aesar™ 1H-Pyrazole-4-boronic acid pinacol ester, 98%

$106.85 - $357.26

Chemical Identifiers

Chemical Name or Material 1H-Pyrazole-4-boronic acid pinacol ester
CAS 269410-08-4
Molecular Formula C9H15BN2O2
Formula Weight 194.04g/mol
MDL Number MFCD03453063
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1965403

 
alfa aesar™
L19654-03
1g Each for $106.85

AAL1965406

 
alfa aesar™
L19654-06
5g Each for $357.26
Description & Specifications

Specifications

Melting Point 145° to 149°C
Quantity 1g
Chemical Name or Material 1H-Pyrazole-4-boronic acid pinacol ester
CAS 269410-08-4
Assay 98%
Molecular Formula C9H15BN2O2
Formula Weight 194.04g/mol
MDL Number MFCD03453063
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Health Hazard 3 GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Applications
1H-Pyrazole-4-boronic acid pinacol ester is a useful reagent for Suzuki-Miyaura cross-couplings as well as Ruthenium-catalyzed asymmetric hydrogenation. It is also used as reagent for preparing VEGF, Aurora, RHO (ROCK), Janus Kinase 2, c-MET, ALK, S-nitrsoflutathione reductase, CDC7, Acetyl-CoA carboxylase inhibitors as well as other biologically active compounds.

Solubility
Insoluble in water.

Notes
Keep the container tightly sealed. Store in a cool, dry conditions in well sealed containers. Incompatible with oxidizing agents.

Safety and Handling

Warning

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.