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ChemicalBook >> CAS DataBase List >> 1-Methyl-4-pyrazole boronic acid pinacol ester

1-Methyl-4-pyrazole boronic acid pinacol ester

1-Methyl-4-pyrazole boronic acid pinacol ester price.
  • $4 - $3787
  • Product name: 1-Methyl-4-pyrazole boronic acid pinacol ester
  • CAS: 761446-44-0
  • MF: C10H17BN2O2
  • MW: 208.07
  • EINECS:616-293-9
  • MDL Number:MFCD03789259
  • Synonyms:1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-;1-METHYL- 4-PYRAZOLEBORONIC ACID PINACOL ESTER;1-METHYL-4-(4,4,5,5-TERAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1H-PYRAZOLE;1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-;1-Methyl-4-pyrazoleboronic acid pinacol ester, 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole;1-Methyl-4-(4,4,5-trimethyl-[1,3,2]dioxaborolan-2-yl)-1H-pyrazole;1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole, 97+%;2-(1-Methylpyrazol-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Price95 Properties Safety Information Description
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging1g
  • Price$4
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging5g
  • Price$5
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging10g
  • Price$7
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging25g
  • Price$12
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging50g
  • Price$23
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging100g
  • Price$39
  • Updated2026-05-28
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  • Manufactureraablocks
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  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging250g
  • Price$97
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0032Q7
  • Product description1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98%
  • Packaging500g
  • Price$193
  • Updated2026-05-28
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  • ManufacturerACHEMBLOCK
  • Product numberA-900
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97%
  • Packaging250G
  • Price$98
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberA-900
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97%
  • Packaging100G
  • Price$41
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberA-900
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97%
  • Packaging25G
  • Price$15
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberA-900
  • Product description1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97%
  • Packaging1KG
  • Price$650
  • Updated2021-12-16
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  • ManufacturerAcrotein
  • Product numberPB-0050
  • Product description1-Methylpyrazole-4-boronic acid pinacol ester 97%
  • Packaging5g
  • Price$21.45
  • Updated2026-05-25
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  • ManufacturerAcrotein
  • Product numberPB-0050
  • Product description1-Methylpyrazole-4-boronic acid pinacol ester 97%
  • Packaging25g
  • Price$57.2
  • Updated2026-05-25
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  • ManufacturerAcrotein
  • Product numberPB-0050
  • Product description1-Methylpyrazole-4-boronic acid pinacol ester 97%
  • Packaging100g
  • Price$157.3
  • Updated2026-05-25
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  • ManufacturerAHH
  • Product numberMB-03972
  • Product description1-METHYL-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1H-PYRAZOLE 97%
  • Packaging5g
  • Price$380
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 1g $4 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 5g $5 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 10g $7 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 25g $12 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 50g $23 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 100g $39 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 250g $97 2026-05-28 Buy
aablocks AA0032Q7 1-methyl-4-(4，4，5，5-tetramethyl-1，3，2-dioxaborolan-2-yl)-1H-pyrazole 98% 500g $193 2026-05-28 Buy
ACHEMBLOCK A-900 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97% 250G $98 2026-05-27 Buy
ACHEMBLOCK A-900 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97% 100G $41 2026-05-27 Buy
ACHEMBLOCK A-900 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97% 25G $15 2026-05-27 Buy
ACHEMBLOCK A-900 1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 97% 1KG $650 2021-12-16 Buy
Acrotein PB-0050 1-Methylpyrazole-4-boronic acid pinacol ester 97% 5g $21.45 2026-05-25 Buy
Acrotein PB-0050 1-Methylpyrazole-4-boronic acid pinacol ester 97% 25g $57.2 2026-05-25 Buy
Acrotein PB-0050 1-Methylpyrazole-4-boronic acid pinacol ester 97% 100g $157.3 2026-05-25 Buy
AHH MB-03972 1-METHYL-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1H-PYRAZOLE 97% 5g $380 2026-05-26 Buy
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Properties

Melting point :59-64 °C(lit.)
Boiling point :308.3±15.0 °C(Predicted)
Density :1.05±0.1 g/cm3(Predicted)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
solubility :Chloroform (slightly), Methanol (Slightly)
pka :2.09±0.10(Predicted)
form :Crystals
color :Off-white to yellow
Water Solubility :Slightly soluble in water.
InChI :InChI=1S/C10H17BN2O2/c1-9(2)10(3,4)15-11(14-9)8-6-12-13(5)7-8/h6-7H,1-5H3
InChIKey :UCNGGGYMLHAMJG-UHFFFAOYSA-N
SMILES :N1(C)C=C(B2OC(C)(C)C(C)(C)O2)C=N1
CAS DataBase Reference :761446-44-0(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

It is a reagent used for Suzuki-Miyaura cross-coupling reactions, transesterification reactions. It is involved in several reactions as a reagent for the preparation of aminothiazoles as γ-secretase modulators,amino-pyrido-indol-carboxamides, as potential JAK2 inhibitors for myeloproliferative disorders therapy, pyridine derivatives as TGF-β1 and active A signaling inhibitors and MK-2461 analogs as inhibitors of c-Met kinase for the treatment of cancer.

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Suppliers and manufacturers

Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. China Synchem Technology Co.,Ltd. Accela ChemBio Co.,Ltd. Bayee Biotech (Anqing) Co., Ltd. Lianhe Aigen Pharmatech Co.,Ltd. Shanghai Waytry Pharmas Co. Ltd. Nanjing Huarui Biopharmaceutical Technology Co., Ltd. ChengDu TongChuangYuan Pharmaceutical Co.Ltd Wuhan EnTai Technology Development Co,.Ltd J & K SCIENTIFIC LTD.