1,4-bis(2-phenylethynyl)benzene

1,4-bis(2-phenylethynyl)benzene - Names and Identifiers

Name	1,4-Bis(phenylethynyl)benzene
Synonyms	TIMTEC-BB SBB008837 1,4-Bis(phenylethynyl)benzene 1,4-BIS(PHENYLETHYNYL)BENZENE 1,4-bis(2-phenylethynyl)benzene Benzene,1,4-bis(2-phenylethynyl)
CAS	1849-27-0
InChI	InChI=1/C22H14/c1-3-7-19(8-4-1)11-13-21-15-17-22(18-16-21)14-12-20-9-5-2-6-10-20/h1-10,15-18H

1,4-bis(2-phenylethynyl)benzene - Physico-chemical Properties

Molecular Formula	C22H14
Molar Mass	278.35
Density	1.15g/cm³
Melting Point	176 °C
Boling Point	446.3°C at 760 mmHg
Flash Point	219.8°C
Vapor Presure	9.71E-08mmHg at 25°C
Storage Condition	Room Temprature
Refractive Index	1.674

1,4-bis(2-phenylethynyl)benzene - Introduction

1,4-bis (phenylethynyl)benzene is an organic compound with the chemical formula C16H18. It is a colorless liquid with a distinctive smell. The following is a description of the nature, use, preparation and safety information of 1,4-bis (phenylethynyl)benzene:

Properties: 1,4-bis (phenylethynyl)benzene has a high boiling point and melting point, soluble in most organic solvents, poor water solubility. It has good thermal stability and light resistance, and is stable in air.

use: 1,4-bis (phenylethynyl)benzene is commonly used as a chemical intermediate, widely used in organic synthesis. It can be used for synthetic dyes, spices, medicine and polymer materials. Due to its higher melting point, it can also be used as an additive for lubricants, cutting fluids and preservatives.

preparation method: 1,4-bis (phenylethynyl)benzene can be prepared by aromatic substitution reaction. The common preparation method is to react styrene with brominated hydrocarbons to form 1,4-dibromophenylethane, and then react with metal sodium to form 1,4-bis (phenylethynyl)benzene.

Safety information: 1,4-bis (phenylethynyl)benzene is a chemical that should be used safely. It is irritating and may cause irritation to the skin, eyes, respiratory tract and digestive system. Personal protective equipment should be worn during use, avoid contact with skin and eyes, and ensure good ventilation. In case of accidental contact, rinse immediately with water and seek medical help. In addition, it should be kept away from fire and high temperature, stored in a cool, dry place, and avoid contact with oxidants and strong acids. Detailed safety operation precautions should refer to the safety technical instructions of the relevant chemical.

Last Update：2024-04-09 20:52:54