Benzeneacetic acid, α,α,4-trimethyl-

Benzeneacetic acid, α,α,4-trimethyl- - Names and Identifiers

Name	2-Methyl-2-(p-tolyl)propanoic Acid
Synonyms	2-Methyl-2-(p-tolyl)propanoic Acid Benzeneacetic acid, α,α,4-trimethyl- 2-Methyl-2-(4-methylphenyl)propanoic acid
CAS	20430-18-6

Benzeneacetic acid, α,α,4-trimethyl- - Physico-chemical Properties

Molecular Formula	C11H14O2
Molar Mass	178.23
Density	1.067±0.06 g/cm3(Predicted)
Melting Point	80-81 °C
Boling Point	120-125 °C(Press: 5 Torr)
pKa	4.49±0.10(Predicted)
Storage Condition	Sealed in dry,Room Temperature

Benzeneacetic acid, α,α,4-trimethyl- - Risk and Safety

Hazard Class

IRRITANT

Benzeneacetic acid, α,α,4-trimethyl- - Introduction

2-Methyl-2-(p-tolyl)propanoic Acid is an organic compound with the chemical formula C11H14O2. The following is a description of its nature, use, preparation and safety information:

Nature:
2-Methyl-2-(p-tolyl)propanoic Acid is a colorless to pale yellow crystal or powder with a characteristic aroma. It is stable at room temperature and has low solubility in water, but it is easily soluble in organic solvents such as ether and methanol.

Use:
2-Methyl-2-(p-tolyl)propanoic Acid is mainly used as an intermediate in organic synthesis. It can be used to synthesize various organic compounds, such as drugs, pesticides, dyes, etc. In addition, it can also be used to prepare chiral compounds and dye intermediates.

Method:
2-Methyl-2-(p-tolyl)propanoic Acid can be prepared by reacting 2-Methyl-2-p-methylacetone with formic Acid. The specific synthesis method is as follows:
1. Reacting 2-methyl -2-p-methyl acetone with methylene carbonate to obtain the corresponding acid thioester;
2. The reaction of sulfite with formic Acid generates 2-Methyl-2-(p-tolyl)propanoic Acid.

Safety Information:
2-Methyl-2-(p-tolyl)propanoic Acid is relatively stable under general conditions, but contact with strong oxidants should be avoided. It may cause irritation to the eyes, skin and respiratory system, so wear appropriate protective equipment during handling and handling. At the same time, it should be operated in a well-ventilated environment to avoid inhaling aerosols or dust. In case of accidental contact, rinse immediately with plenty of water.

Last Update：2024-04-09 21:11:58