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ChemicalBook >> CAS DataBase List >> 4-Pyrazoleboronic acid pinacol ester

4-Pyrazoleboronic acid pinacol ester

4-Pyrazoleboronic acid pinacol ester price.
  • $5 - $899
  • Product name: 4-Pyrazoleboronic acid pinacol ester
  • CAS: 269410-08-4
  • MF: C9H15BN2O2
  • MW: 194.04
  • EINECS:629-131-7
  • MDL Number:MFCD03453063
  • Synonyms:4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole,min.97%;4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, min. 97%;4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole4-Pyrazoleboronic acid pinacol ester;4-Pyrazoleboronic acid pinacol ester,97%;4-(4,4,5,5-TetraMethyl-1,3,2-dioxaborolan-2-yl)pyrazole;1H-Pyrazole, 4-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-;4-(tetraMethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole;4-(4,4,5,5-TetraMethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 97+% 1GR
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  • ManufacturerAbsolute Chiral
  • Product numberO1673-00-N
  • Product description4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 95%
  • Packaging250mg
  • Price$48
  • Updated2021-12-16
  • Buy
  • ManufacturerAcrotein
  • Product numberPB-0230
  • Product descriptionPinacolPyrazol-4-ylboronate 97%
  • Packaging5g
  • Price$57.2
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-39802
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging25g
  • Price$460
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ90983
  • Product description4-Pyrazoleboronic acid pinacol ester
  • Packaging5g
  • Price$40
  • Updated2021-12-16
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  • ManufacturerAlfa Aesar
  • Product numberL19654
  • Product description1H-Pyrazole-4-boronic acid pinacol ester, 98%
  • Packaging1g
  • Price$68.65
  • Updated2024-03-01
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  • ManufacturerAlfa Aesar
  • Product numberL19654
  • Product description1H-Pyrazole-4-boronic acid pinacol ester, 98%
  • Packaging5g
  • Price$233.65
  • Updated2024-03-01
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  • ManufacturerAlichem
  • Product number269410084
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
  • Packaging100g
  • Price$342.16
  • Updated2021-12-16
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  • ManufacturerAlichem
  • Product number269410084
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
  • Packaging1kg
  • Price$899
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging1g
  • Price$9
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging5g
  • Price$22
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging10g
  • Price$27
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging25g
  • Price$45
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging100g
  • Price$159
  • Updated2021-12-16
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  • ManufacturerAmbeed
  • Product numberA311208
  • Product description4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging500g
  • Price$789
  • Updated2021-12-16
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  • ManufacturerAOBChem
  • Product number16364
  • Product descriptionPyrazole-4-boronicacidpinacolester 97%
  • Packaging100g
  • Price$163
  • Updated2021-12-16
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  • ManufacturerApolloscientific
  • Product numberOR11023
  • Product description1H-Pyrazole-4-boronicacid,pinacolester
  • Packaging1g
  • Price$35
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Absolute Chiral O1673-00-N 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 95% 250mg $48 2021-12-16 Buy
Acrotein PB-0230 PinacolPyrazol-4-ylboronate 97% 5g $57.2 2021-12-16 Buy
AHH MT-39802 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 25g $460 2021-12-16 Buy
AK Scientific J90983 4-Pyrazoleboronic acid pinacol ester 5g $40 2021-12-16 Buy
Alfa Aesar L19654 1H-Pyrazole-4-boronic acid pinacol ester, 98% 1g $68.65 2024-03-01 Buy
Alfa Aesar L19654 1H-Pyrazole-4-boronic acid pinacol ester, 98% 5g $233.65 2024-03-01 Buy
Alichem 269410084 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 100g $342.16 2021-12-16 Buy
Alichem 269410084 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 1kg $899 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 1g $9 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 5g $22 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 10g $27 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 25g $45 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 100g $159 2021-12-16 Buy
Ambeed A311208 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 98% 500g $789 2021-12-16 Buy
AOBChem 16364 Pyrazole-4-boronicacidpinacolester 97% 100g $163 2021-12-16 Buy
Apolloscientific OR11023 1H-Pyrazole-4-boronicacid,pinacolester 1g $35 2021-12-16 Buy

Properties

Melting point :142-146 °C (lit.)
Boiling point :335.4±15.0 °C(Predicted)
Density :1.09±0.1 g/cm3(Predicted)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :DMSO, Ethyl Acetate, Methanol
pka :13.36±0.50(Predicted)
form :Powder
color :Off-white to tan
Water Solubility :insoluble
InChIKey :TVOJIBGZFYMWDT-UHFFFAOYSA-N
CAS DataBase Reference :269410-08-4(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

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.

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