ChemicalBook > CAS DataBase List > 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER

3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER

Product Name: 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER
CAS No.: 857530-80-4
Chemical Name: 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER
Synonyms: 3,5-dimethylpyrazole-4-boronic;3,5-Dimethyl-4-pyrazoleboronic acid;3,5-Dimethyl-pyrazole-4-boronic acid;5-DIMETHYLPYRAZOLE-4-BORONIC ACID PINACOL ESTER;3,5-Dimethylpyrazole-4-boronic acid picol ester;3,5-Dimethyl-4-pyrazoleboronic acid pinacol ester;3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER;3,5-Dimethylpyrazole-4-boronic acid pinacol ester,97%;3,5-DiMethylpyrazole-4-boronic acid pinacol ester 97%;3,5-Dimethy-1H-pyrazole-4-boronic acid, pinacol ester
CBNumber: CB9104712
Molecular Formula: C11H19BN2O2
Formula Weight: 222.09
MOL File: 857530-80-4.mol

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3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER Property

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
form: solid
pka: 14.48±0.50(Predicted)
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

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Safety

Hazard Codes: Xi
Risk Statements: 36/38
Safety Statements: 26
WGK Germany: 3
HS Code: 29310099

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P321Specific treatment (see … on this label).

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P362Take off contaminated clothing and wash before reuse.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 636010
Product name: 3,5-Dimethylpyrazole-4-boronic acid pinacol ester
Purity: 97%
Packaging: 1g
Price: $41.3
Updated: 2025/07/31

Sigma-Aldrich

Product number: 636010
Product name: 3,5-Dimethylpyrazole-4-boronic acid pinacol ester
Purity: 97%
Packaging: 5g
Price: $246.68
Updated: 2025/07/31

TRC

Product number: D479798
Product name: 3,5-Dimethylpyrazole-4-boronic acid pinacol ester
Packaging: 100mg
Price: $45
Updated: 2021/12/16

TRC

Product number: D479798
Product name: 3,5-Dimethylpyrazole-4-boronic acid pinacol ester
Packaging: 500mg
Price: $65
Updated: 2021/12/16

Synthonix

Product number: D25742
Product name: 3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Purity: 97%
Packaging: 1g
Price: $50
Updated: 2021/12/16

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3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER Chemical Properties,Usage,Production

Chemical Properties

White to beige powder

Uses

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.

3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER Preparation Products And Raw materials

Raw materials

Preparation Products

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View Lastest Price from 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER manufacturers

ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Product: 3,5-dimethylpyrazole-4-boronic acid, pinacol ester 857530-80-4
Price: US $3.00-9.00/KG
Min. Order: 0.1KG
Purity: 99%
Supply Ability: g-kg-tons, free sample is available
Release date: 2025-07-05

Career Henan Chemical Co

Product: 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER 857530-80-4
Price: US $7.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 100KG
Release date: 2020-01-13

857530-80-4, 3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTERRelated Search:

3,5-Dimethylisoxazole-4-boronic acid pinacol ester 1H-PYRAZOLE-4-BORONIC ACID 4-Pyrazoleboronic acid pinacol ester 3,5-Dimethylpyrazole 1-TERT-BUTOXYCARBONYL-3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER 1-BOC-3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID PINACOL ESTER

3,5-DIMETHYLPYRAZOLE-4-BORONIC ACID, PINACOL ESTER

3,5-DIMETHYL-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)-1H-PYRAZOLE

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

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3,5-dimethyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole

3,5-Dimethyl-1H-pyrazole-4-boronic acid, pinacol ester

3,5-Dimethyl-pyrazole-4-boronic acid

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+%

3,5-dimethylpyrazole-4-boronic

3,5-Dimethyl-4-pyrazoleboronic acid

1H-Pyrazole, 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-

3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)...

3,5-Dimethy-1H-pyrazole-4-boronic acid, pinacol ester

3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole - [D25742]

857530-80-4

C11H19BN2O2

Boronate Esters

Boronic Acids and Derivatives

Chemical Synthesis

Heteroaryl Boronate Esters

Organometallic Reagents