2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin

2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin - Names and Identifiers

Name	2-BROMOMETHYL-1,4-BENZODIOXANE
Synonyms	AKOS 90 TIMTEC-BB SBB003290 2-BROMOMETHYL-1,4-BENZODIOXAN 2-BROMOMETHYL-1,4-BENZODIOXANE 2-(broMoMethyl)-3,4-dihydro-2H-chroMene 2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin 2-(BROMOMETHYL)-2,3-DIHYDRO-1,4-BENZODIOXINE (2S)-2-(bromomethyl)-2,3-dihydro-1,4-benzodioxine
CAS	2164-34-3
EINECS	218-503-0
InChI	InChI=1/C9H9BrO2/c10-5-7-6-11-8-3-1-2-4-9(8)12-7/h1-4,7H,5-6H2/t7-/m1/s1

2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin - Physico-chemical Properties

Molecular Formula	C9H9BrO2
Molar Mass	229.07
Density	1.533g/mLat 25°C(lit.)
Boling Point	250-251°C(lit.)
Flash Point	>230°F
Vapor Presure	0.00409mmHg at 25°C
BRN	150154
Storage Condition	2-8°C
Refractive Index	n20/D 1.5720(lit.)
MDL	MFCD00044831

2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin - Risk and Safety

Risk Codes	R36 - Irritating to the eyes R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets.
UN IDs	UN 3082 9/PG 3
WGK Germany	3
HS Code	29329900

2-(bromomethyl)-2,3-dihydro-1,4-benzodioxin - Introduction

2-BROMOMETHYL-1,4-BENZODIOXANE is an organic compound with the chemical formula C9H9BrO2. The following is a description of the properties, uses, preparation and safety information of the compound:

Nature:
2-BROMOMETHYL-1,4-BENZODIOXANE is a colorless liquid with a special smell. It has a density of 1.45g/cm³, a boiling point of 270-272°C, and a melting point of -3°C. This compound is stable at room temperature, but produces toxic smoke in case of fire.

Use:
2-BROMOMETHYL-1,4-BENZODIOXANE has certain application value in the synthesis of organic compounds. It can be used as an intermediate in drug synthesis for the synthesis of some pharmaceutical compounds. In addition, it can also be used for substitution and coupling reactions in organic synthesis reactions.

Method:
The preparation of 2-BROMOMETHYL-1,4-BENZODIOXANE can be carried out by the following steps:
1. A substitution reaction is carried out by reacting 1,4-benzodioxane with methyl bromide in the presence of a base.
2. The reaction mixture is separated and purified to obtain the target product 2-BROMOMETHYL-1,4-BENZODIOXANE.

Safety Information:
2-BROMOMETHYL-1,4-BENZODIOXANE has certain toxicity and irritation. During the operation, it is necessary to take appropriate protective measures, such as wearing protective glasses, protective gloves and protective clothing. Avoid inhaling its vapors or touching the skin. If you come into contact with the compound, rinse immediately with plenty of water and seek medical help. Avoid contact with oxidants and high-temperature fire sources during storage and handling to prevent fires and explosions.

Last Update：2024-04-09 20:52:54