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4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran

3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester

CAS: 287944-16-5

Molecular Formula: C11H19BO3

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4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran - Names and Identifiers

Name 3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester
Synonyms 3,6-Dihydro-2H-pyran-4-bo...
3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester
3,6-Dihydro-4-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran
3,6-Dihydro-4-(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran
2-(3,6-dihydro-2H-pyran-4-yl)-4,4,5,5-tetraMethyl-1,3,2-dioxaborolane
2H-Pyran, 3,6-dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
3,6-Dihydro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-pyran, 2-(3,6-Dihydro-2H-pyran-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
CAS 287944-16-5
InChI InChI=1/C11H19BO3/c1-10(2)11(3,4)15-12(14-10)9-5-7-13-8-6-9/h5H,6-8H2,1-4H3
InChIKey DOSGEBYQRMBTGS-UHFFFAOYSA-N

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran - Physico-chemical Properties

Molecular FormulaC11H19BO3
Molar Mass210.08
Density1.01±0.1 g/cm3(Predicted)
Melting Point63-67℃
Boling Point238.6±50.0 °C(Predicted)
Flash Point98.124°C
Water SolubilitySlightly soluble in water.
Vapor Presure0.065mmHg at 25°C
AppearanceSolid
ColorWhite to off-white
Storage Condition2-8°C
SensitiveMoisture Sensitive
Refractive Index1.464
UseThis product is for scientific research only and shall not be used for other purposes.

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran - Risk and Safety

Hazard SymbolsXn - Harmful
Harmful
Risk Codes22 - Harmful if swallowed
Safety DescriptionS20 - When using, do not eat or drink.
S35 - This material and its container must be disposed of in a safe way.
WGK Germany3
HS Code29349990

4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran - Introduction

3. acid pinacol ester is an organic compound with a chemical formula of C12H19BO3 and a molecular weight of 214.09g/mol.

Nature:
-Appearance: Colorless liquid or solid
-Melting Point:-43 ~-41 ℃
-Boiling point: 135-137 ℃
-Density: 1.05 g/mL
-Solubility: Soluble in common organic solvents such as dimethylformamide, dichloromethane, methanol and ethanol.

Use:
- 3, acid pinacol ester is one of the important intermediates in organic synthesis. It can be used as a reagent for the construction of C- O and C- C bonds, and is often used as a catalyst for C- C coupling reactions such as Suzuki reaction and Stille reaction.
-The compound can also be used to prepare other functional groups or compounds, such as aldehydes, ketones and acids.

Method:
- 3, acid pinacol ester is generally prepared by reacting Pyran with boronic acid pinacol under alkali catalysis. The specific preparation method can be selected according to actual requirements, and a common preparation method includes using sodium borate and pinacol to react under alkaline conditions.

Safety Information:
3, acid pinacol ester may be harmful to health and the environment. Use should follow proper laboratory procedures and be equipped with the necessary personal protective equipment, such as laboratory gloves and eye protection.

In addition, specific safety information and operating instructions should refer to the compound's safety data sheet (SDS) or other reliable chemical reference.
Last Update：2024-04-10 22:29:15
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran
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JIANGSU BSECHEM CHEMICAL TECHNOLOGY CO., LTD.
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JIANGSU BSECHEM CHEMICAL TECHNOLOGY CO., LTD.
Spot supply
Product Name: 3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester Request for quotation
CAS: 287944-16-5
Tel: +86-17551318830
Email: r@reformchem.com
Mobile: +86-17551318830
QQ: 3787852685 Click to send a QQ messageSend QQ message
Jiangsu Pules Biotechnology Co.,Ltd.
Product Name: 3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester Request for quotation
CAS: 287944-16-5
Tel: 17505222756
Email: pules.cn@gmail.com
Mobile: +86-17551318830
Wechat: 17505222756
Shanghai Yuanye Bio-Technology Co., Ltd.
Product Name: 3,6-Dihydro-2H-Pyran-4-Boronic Acid Pinacol Ester Visit Supplier Webpage Request for quotation
CAS: 287944-16-5
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409 Click to send a QQ message
Wechat: 18301782025
Shanghai Worldyang Chemical Co.,Ltd.
Product Name: 3,6-Dihydro-2H-pyran-4-boronic acid pinacol ester Request for quotation
CAS: 287944-16-5
Tel: +86-21-56795779
Email: charles7788@worldyachem.com
Mobile: +86-13651600618
QQ: 2850607228 Click to send a QQ message
Wechat: 13651600618
WhatsApp: +8613651600618
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4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-3,6-dihydro-2H-pyran
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