5-Ethoxytoluene-2-boronic acid

5-Ethoxytoluene-2-boronic acid - Names and Identifiers

Name	(4-ethoxy-2-methylphenyl)boronic acid
Synonyms	4-Ethoxy-2-methyL 5-Ethoxytoluene-2-boronic acid 4-Ethoxy-2-methylphenylboronic acid 4-ETHOXY-2-METHYLPHENYLBORONIC ACID (4-ethoxy-2-methylphenyl)boronic acid (4-Ethoxy-2-methylphenyl)boronic acid B-(4-Ethoxy-2-methylphenyl)boronic acid Boronic acid, B-(4-ethoxy-2-methylphenyl)- boronic acid, B-(4-ethoxy-2-methylphenyl)- 4-Ethoxy-2-methylphenylboronic Acid (contains varying amounts of Anhydride)
CAS	313545-31-2
InChI	InChI=1/C9H13BO3/c1-3-13-8-4-5-9(10(11)12)7(2)6-8/h4-6,11-12H,3H2,1-2H3

5-Ethoxytoluene-2-boronic acid - Physico-chemical Properties

Molecular Formula	C9H13BO3
Molar Mass	180.01
Density	1.11±0.1 g/cm3(Predicted)
Melting Point	163-168 °C (lit.)
Boling Point	338.3±52.0 °C(Predicted)
Flash Point	158.373°C
Vapor Presure	0mmHg at 25°C
pKa	9.06±0.58(Predicted)
Storage Condition	Sealed in dry,2-8°C
Refractive Index	1.516

5-Ethoxytoluene-2-boronic acid - Risk and Safety

Hazard Symbols	Xi - Irritant
WGK Germany	3
Hazard Note	Irritant/Keep Cold

5-Ethoxytoluene-2-boronic acid - Introduction

(4-ethoxy-2-methylphenyl)boronic acid is an organic boron compound with the chemical formula C9H13BO3 and a molecular weight of 178.01g/mol. It exists in solid form as pale yellow crystals. The following is a description of some of the properties, uses, preparation and safety information of the compound:

Nature:
-Appearance: light yellow crystal
-Melting point: about 125-128 ° C
-Solubility: Soluble in common organic solvents such as ethanol, dimethyl ether and chloroform, insoluble in water
-Stability: Stable under dry conditions, but avoid exposure to moisture

Use:
-Compounds are commonly used in organic synthesis in metal-organic chemical reactions, such as Suzuki coupling reactions and radioactive sugar labeling. It can be used as an important raw material of aromatic hydrocarbons and aromatic alcohols for the synthesis of small organic molecules and functional materials.

Method:
- (4-ethoxy-2-methylphenyl)boronic acid can generally be prepared by the reaction of Phenylboronic acid and 2-methyl-4-ethoxyphenyl alcohol. The reaction may be carried out in an alkaline solution in the presence of an alcohol.

Safety Information:
-The toxicity of the compound is low, but it is still necessary to pay attention to the safety and protective measures during operation, avoid contact with skin and eyes, and avoid inhalation or intake. Wear appropriate protective safety equipment such as gloves, goggles, and lab coats when used in the laboratory.
-Please follow the correct laboratory procedures and use in a well-ventilated place.

Last Update：2024-04-10 22:29:15