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ChemicalBook >> CAS DataBase List >> 3,5-Dimethylpyrazole-4-boronic acid, pinacol ester

3,5-Dimethylpyrazole-4-boronic acid, pinacol ester

3,5-Dimethylpyrazole-4-boronic acid, pinacol ester price.
  • $5 - $5040
  • Product name: 3,5-Dimethylpyrazole-4-boronic acid, pinacol ester
  • CAS: 857530-80-4
  • MF: C11H19BN2O2
  • MW: 222.09
  • EINECS:
  • MDL Number:MFCD05663852
  • Synonyms:3,5-Dimethyl-1H-pyrazole-4-boronic acid, pinacol ester;3,5-Dimethyl-4-pyrazoleboronic acid pinacol ester, 3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2dioxaborolan-2-yl)-1H-pyrazole;3,5-Dimethylpyrazole-4-boronic acid pinacol ester,97%;5-DIMETHYLPYRAZOLE-4-BORONIC ACID PINACOL ESTER;3,5-Dimethyl-4-pyrazoleboronic acid pinacol ester;3-hydroxy-2,3-dimethylbutan-2-yl hydrogen (3,5-dimethyl-1H-pyrazol-4-yl)boronate;3,5-DiMethylpyrazole-4-boronic acid pinacol ester 97%;3,5-DiMethylpyrazole-4-boronic Acid Pinacol Ester, 95+%
Price70 Properties Safety Information Description
70 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • Ambeed
  • American Custom Chemicals Corporation
  • Apolloscientific
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  • 100.00g
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging250mg
  • Price$5
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging1g
  • Price$7
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging5g
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging10g
  • Price$23
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging25g
  • Price$51
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging50g
  • Price$96
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA0033GX
  • Product description3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98%
  • Packaging100g
  • Price$182
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberK16152
  • Product description3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoler 95%
  • Packaging100G
  • Price$285
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ95083
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95%
  • Packaging100g
  • Price$690
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberX2502
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC)
  • Packaging100g
  • Price$946
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ95083
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95%
  • Packaging1g
  • Price$21
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ95083
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95%
  • Packaging5g
  • Price$61
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberX2502
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC)
  • Packaging1g
  • Price$29
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ95083
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95%
  • Packaging10g
  • Price$100
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ95083
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95%
  • Packaging25g
  • Price$240
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberX2502
  • Product description3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC)
  • Packaging25g
  • Price$329
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 250mg $5 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 1g $7 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 5g $12 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 10g $23 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 25g $51 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 50g $96 2026-05-28 Buy
aablocks AA0033GX 3,5-Dimethylpyrazole-4-boronic Acid Pinacol Ester 98% 100g $182 2026-05-28 Buy
ACHEMBLOCK K16152 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoler 95% 100G $285 2026-05-27 Buy
AK Scientific J95083 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95% 100g $690 2026-06-04 Buy
AK Scientific X2502 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC) 100g $946 2026-06-04 Buy
AK Scientific J95083 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95% 1g $21 2026-06-04 Buy
AK Scientific J95083 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95% 5g $61 2026-06-04 Buy
AK Scientific X2502 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC) 1g $29 2026-06-04 Buy
AK Scientific J95083 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95% 10g $100 2026-06-04 Buy
AK Scientific J95083 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 95% 25g $240 2026-06-04 Buy
AK Scientific X2502 3,5-Dimethylpyrazole-4-boronic acid pinacol ester 98%(GC) 25g $329 2026-06-04 Buy
Next Last

Properties

Melting point :163-168 °C (lit.)
Boiling point :364.5±42.0 °C(Predicted)
Density :1.05±0.1 g/cm3(Predicted)
storage temp. :Keep in dark place,Sealed in dry,Room Temperature
pka :14.48±0.50(Predicted)
form :solid
color :White to off-white
InChI :InChI=1S/C11H19BN2O2/c1-7-9(8(2)14-13-7)12-15-10(3,4)11(5,6)16-12/h1-6H3,(H,13,14)
InChIKey :GNUDAJTUCJEBEI-UHFFFAOYSA-N
SMILES :N1C(C)=C(B2OC(C)(C)C(C)(C)O2)C(C)=N1

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
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 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:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
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.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

3,5-Dimethylpyrazole-4-boronic acid pinacol ester can be used:
  • To synthesize 9H-pyrimido[4,5-b]indole and aryl-benzimidazole based BET bromodomain and extra terminal (BET) protein inhibitors.
  • To prepare naphthalimide based photo-exchangeable photochromic fluorescent molecules.
  • As a reactant to develop DNA-encoded chemical libraries by palladium-catalyzed Suzuki coupling reaction with DNA-linked aryl halides.

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Suppliers and manufacturers

Hangzhou Copiore Chemical Co., Ltd. J & K SCIENTIFIC LTD. Meryer (Shanghai) Chemical Technology Co., Ltd. Beijing HwrkChemical Technology Co., Ltd Energy Chemical Wuhan Chemwish Technology Co., Ltd Beijing Ouhe Technology Co., Ltd Pure Chemistry Scientific Inc. Accela ChemBio Co.,Ltd. Shanghai Hanhong Scientific Co.,Ltd.