5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine

5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine - Names and Identifiers

Name	2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone
Synonyms	5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine 2-bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)ethanone 2-bromo-1-(2,3-dihydrobenzo[b][1,4]dioxin-5-yl)ethanone 2-BROMO-1-(2,3-DIHYDRO-1,4-BENZODIOXIN-5-YL)-1-ETHANONE Ethanone, 2-bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)- 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone 2-Bromo-1-(2,3-dihydrobenzo[b][1,4]dioxin-5-yl)ethanone 2-Bromo-1-(2,3-dihydrobenzo[b][1,4]dioxin-5-yl)ethan-1-one 5-(Bromoacetyl)-1,4-benzodioxane, 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)ethan-1-one
CAS	19815-97-5
InChI	InChI=1/C10H9BrO3/c11-6-8(12)7-2-1-3-9-10(7)14-5-4-13-9/h1-3H,4-6H2

5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine - Physico-chemical Properties

Molecular Formula	C10H9BrO3
Molar Mass	257.08
Density	1.577g/cm³
Melting Point	71 °C
Boling Point	348.076°C at 760 mmHg
Flash Point	164.311°C
Vapor Presure	0mmHg at 25°C
Storage Condition	2-8°C
Refractive Index	1.587

5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine - Risk and Safety

Hazard Symbols	C - Corrosive
Risk Codes	36/37/38 - Irritating to eyes, respiratory system and skin.
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
Hazard Note	Corrosive

5-(Bromoacetyl)-2,3-dihydro-1,4-benzodioxine - Introduction

2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone is an organic compound, also known as bromoisolinone. It has the molecular formula C10H11BrO2 and has a molecular weight of 227.1g/mol.

Nature:
-Appearance: 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone is a colorless to light yellow liquid.
-Solubility: It can be dissolved in organic solvents, such as ethanol, dimethylformamide and chloroform. The solubility in water is low.

Use:
- 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone can be used as an important intermediate in organic synthesis, used in the synthesis of drugs and pesticides and other compounds.
-It can also be used as an ingredient in the flavor and fragrance industry.

Method:
2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone can be prepared:
-The reaction of Br and OCHCl2 of the ketone carbonyl compound produces an intermediate, and then the final product is obtained by hydrogenation.
-It can also be obtained by the dehydration of benzooxyacetic acid and the reaction of brominated hydrocarbons.

Safety Information:
- 2-Bromo-1-(2,3-dihydro-1,4-benzodioxin-5-yl)-1-ethanone should be careful to prevent contact with skin and eyes during use, and avoid inhalation or intake.
-It belongs to organic matter and has certain toxicity. It should be operated in a well-ventilated place and wear appropriate protective equipment.
-When storing, keep it in a sealed container, away from fire and oxidizing agents.
-If accidentally exposed to the compound, rinse immediately with plenty of water and seek medical help.

Last Update：2024-04-09 15:17:54