Substance

ID:324306

4-Pyrazoleboronic acid pinacol ester

Names and Identifiers
IUPAC name
4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
IUPAC Traditional name
4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Synonyms
4,4,5,5-Tetramethyl-2-(pyrazol-4-yl)-1,3,2-dioxaborolane4,4,5,5-四甲基-2-(1H-吡唑-4-基)-1,3,2-二氧杂戊硼烷4-Pyrazoleboronic acid pinacol ester4,4,5,5-Tetramethyl-2-(1H-pyrazol-2-yl)-1,3,2-dioxaborolane4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazolePyrazol-4-ylboronic acid pinacol ester4-吡唑硼酸频哪醇酯4,4,5,5-Tetramethyl-2-(1H-pyrazol-4-yl)-1,3,2-dioxaborolane
Registration numbers
CAS Number
MDL Number
PubChem SID
Properties
Safety Information
European Hazard Symbols
Irritant Irritant (Xi)
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Risk Statements
36/37/38
GHS Precautionary statements
P261-P305+P351+P338
GHS Pictograms
GHS07
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
GHS Signal Word
Warning
MSDS Link
German water hazard class
3
Safety Statements
26-36
GHS Hazard statements
H315-H319-H335
Physical Property
Melting Point
142-146 °C(lit.)
Product Information
Linear Formula
(CH3)4C2O2BC3N2H3
Purity
97%
Molecule Details
Packaging
1, 5, 25 g in glass bottle
Legal Information
Product of Boron Molecular
Application
Reagent used for
• Suzuki-Miyaura cross-couplings1
• Ruthenium-catalyzed asymmetric hydrogenation2 Reagent used in preparation of inhibitors of many highly significant therapeutic enzymes and kinases containing the privileged scaffold pyrazole, including
• VEGF3
• Aurora3,4
• Rho (ROCK)2
• Janus Kinase 2 (JAK)5
• c-MET6
• ALK6
• S-nitrosoglutathione reductase7
• CDC78
• Acetyl-CoA carboxylase9
• Prosurvival Bcl-2 protein10
• Viral RNA-Dependent RNA polymerase11
• Long Chain Fatty Acid Elongase 612
• PI313
• AKT14
• Chk115
• Protein Kinase B16
Molecular Spectra
No Data Available
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References
No Data Available
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