3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol

3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol - Names and Identifiers

Name	3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol
Synonyms	3,3'-Dimethylbiphenyl-4,4'-diol 3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol [1,1'-Biphenyl]-4,4'-diol, 3,3'-dimethyl-
CAS	612-84-0

3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol - Physico-chemical Properties

Molecular Formula	C14H14O2
Molar Mass	214.26
Physical and Chemical Properties	Earth-yellow powder

3,3'-Dimethyl-1,1'-biphenyl-4,4'-diol - Introduction

3,3 '-Dimethyl-1,1'-biphenyl-4,4 '-diol is an organic compound whose chemical formula is C16H16O2. The following is a description of the properties, uses, preparation and safety information of this compound:

Nature:
-Appearance: 3,3 '-Dimethyl-1,1'-biphenyl-4,4 '-diol is white crystal or crystalline powder.
-Melting point: about 238-242 degrees Celsius.
-Solubility: Soluble in common organic solvents, such as ether, chloroform and benzene.

Use:
- 3,3 '-Dimethyl-1,1'-biphenyl-4,4 '-diol can be used as dye intermediates for the synthesis of organic dyes, especially Fischer-Tropsch dyes.
-It can also be used for the preparation of antioxidants and ultraviolet absorbers. At the same time, because its structure contains phenol groups, it can also be used as a catalyst for organic synthesis reactions.

Preparation Method:
The preparation of 3,3 '-Dimethyl-1,1'-biphenyl-4,4 '-diol is mainly carried out by the following steps:
1. in a reaction vessel, add a solution containing 3,3 '-dimethyl-4, 4'-dinitrobiphenyl to water;
2. Reflux the reaction solution by heating for about 6-8 hours;
3. Cool the solution, transfer to a centrifuge, and then separate the product;
4. Purify the product by recrystallization or other methods to obtain the final product.

Safety Information:
- 3,3 '-Dimethyl-1,1'-biphenyl-4,4 '-diol is generally safe under normal conditions of use.
-However, if swallowed or inhaled, it may cause eye, respiratory and skin irritation. Therefore, direct contact with skin and eyes should be avoided during use, and good ventilation conditions should be maintained.
-It is also recommended to wear appropriate protective equipment, such as gloves, protective glasses and protective masks.
-If swallowed or contact occurs, seek medical attention immediately.

Last Update：2024-04-10 22:29:15