4-Ethynylbenzeneboronic acid pinacol ester, 95%

Product Name: 4-Ethynylbenzeneboronic acid pinacol ester, 95%
CAS No.: 1034287-04-1
Chemical Name: 4-Ethynylbenzeneboronic acid pinacol ester, 95%
Synonyms: 4-Ethynylphenylboronic acid pinacol ester;4-Ethynylbenzeneboronic acid pinacol ester;4-Ethynylbenzeneboronicacidpinacolester,95%;4-Ethynylphenylboronic acid pinacol ester 95%;4-Ethynylphenylboronic acid pinacol ester;4-Ethynylbenzeneboronic acid pinacol ester, 95%;1,3,2-Dioxaborolane, 2-(4-ethynylphenyl)-4,4,5,5-tetramethyl-;4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)ethynylbenzene;2-(4-Ethynyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane;2-(4-Ethynyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane 95+%
CBNumber: CB92487840
Molecular Formula: C14H17BO2
Formula Weight: 228.09
MOL File: 1034287-04-1.mol

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4-Ethynylbenzeneboronic acid pinacol ester, 95% Property

Melting point:: 66-70°C
Boiling point:: 312.2±25.0 °C(Predicted)
Density: 1.02±0.1 g/cm3(Predicted)
storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
form: solid
Appearance: Off-white to light yellow Solid
Water Solubility: Insoluble in water.

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Safety

WGK Germany: 3
HS Code: 2931900090

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H312Harmful in contact with skin

H332Harmful if inhaled

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P271Use only outdoors or in a well-ventilated area.

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

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

P304+P340IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P312Call a POISON CENTER or doctor/physician if you feel unwell.

P322Specific measures (see …on this label).

P330Rinse mouth.

P363Wash contaminated clothing before reuse.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 721433
Product name: 4-Ethynylphenylboronic acid pinacol ester
Purity: 95%
Packaging: 1g
Price: $115
Updated: 2025/07/31

TRC

Product number: E932158
Product name: 4-EthynylbenzeneboronicAcidPinacolEster
Packaging: 1g
Price: $120
Updated: 2021/12/16

American Custom Chemicals Corporation

Product number: BOR0002733
Product name: 4-ETHYNYLPHENYLBORONIC ACID PINACOL ESTER
Purity: 95.00%
Packaging: 1G
Price: $169.05
Updated: 2021/12/16

Matrix Scientific

Product number: 102189
Product name: 2-(4-Ethynyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
Purity: >95%
Packaging: 500mg
Price: $81
Updated: 2021/12/16

Matrix Scientific

Product number: 102189
Product name: 2-(4-Ethynyl-phenyl)-4,4,5,5-tetramethyl-[1,3,2]dioxaborolane
Purity: >95%
Packaging: 1g
Price: $109
Updated: 2021/12/16

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4-Ethynylbenzeneboronic acid pinacol ester, 95% Chemical Properties,Usage,Production

Uses

4-Ethynylphenylboronic acid pinacol ester can be used:

For the functionalization of platinum nanoparticles to leverage their photoluminescence properties.
As an intermediate in the synthesis of covalent heterodyads of chlorophyll derivatives applicable as supramolecular light-harvesting systems.
As an intermediate in the preparation of F-18 radiolabeled galectin-3 inhibitors, which are used as surrogate positron emission tomography (PET) tracers of TD139 and GB1107.

4-Ethynylbenzeneboronic acid pinacol ester, 95% Preparation Products And Raw materials

Raw materials

Preparation Products

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4-Ethynylbenzeneboronic acid pinacol ester, 95% Suppliers

China 45 India 3 United Kingdom 1 United States 5 Global 54

Alfa Aesar

Tel: 400-6106006
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Adamas Reagent, Ltd.

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Changsha Luxing Bio-Chem Technology Co., Ltd.

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Email: luxingbc@126.com
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Shanghai Rong Lin Medical Technology Co., Ltd.

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Sigma-Aldrich

Tel: 021-61415566 800-8193336
Email: orderCN@merckgroup.com
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Shanghai YuanYe Biotechnology Co., Ltd.

Tel: 021-61312847; 18021002903
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1034287-04-1