5394-13-8

5394-13-8 - Names and Identifiers

Name	2-bromo-1-benzothiophene
Synonyms	NSC 2939 NSC 9008 NSC 43552 2-Bromothianaphthene 2-Bromobenzothiophene 2-BROMOBENZO[B]THIOPHENE 2-Bromo-1-benzothiophene 2-bromo-1-benzothiophene 2-Bromobenzo[B]Thiophene benzo[b]thiophene, 2-bromo- Benzo(b)thiophene, 2-bromo- Benzo[b]thiophene, 2-broMo-
CAS	5394-13-8
InChI	InChI=1/C8H5BrS/c9-8-5-6-3-1-2-4-7(6)10-8/h1-5H

5394-13-8 - Physico-chemical Properties

Molecular Formula	C8H5BrS
Molar Mass	213.09
Density	1.649±0.06 g/cm3(Predicted)
Melting Point	44.5-45℃
Boling Point	284.7±13.0 °C(Predicted)
Flash Point	>110℃
Vapor Presure	0.00503mmHg at 25°C
Storage Condition	under inert gas (nitrogen or Argon) at 2–8 °C
Refractive Index	1.704

5394-13-8 - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R36 - Irritating to the eyes R22 - Harmful if swallowed
Safety Description	S22 - Do not breathe dust. 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.
WGK Germany	3
HS Code	29349990
Hazard Note	Harmful

5394-13-8 - Introduction

It is an organic compound with the chemical formula C12H7BrS. The following is an introduction to its nature, use, preparation and safety information:

Nature:
A foul-smelling yellow or light brown solid. It is almost insoluble in water at room temperature, but soluble in organic solvents such as methanol, ethanol and dichloromethane. It has a strong odor and irritation.

Use:
is an important organic synthesis intermediates. It is widely used in the fields of drugs, pesticides and dyes. For example, it can be used in the synthesis of benzothiophene drugs and biologically active compounds. In addition, it can also be used as an organic semiconductor material in the fields of organic optoelectronic devices and organic thin film transistors.

Preparation Method:
The preparation method of phosphonium is to use ferric bromide as a brominating reagent to react benzothiophene with bromine. The reaction is generally carried out in an anhydrous organic solvent and at an appropriate temperature. After the reaction, the product can be obtained by the steps of crystallization, filtration and washing.

Safety Information:
It has a certain risk. It is an irritating and toxic compound that may cause irritation of the eyes, skin and respiratory tract upon contact. Therefore, necessary safety measures should be taken during operation, including wearing protective glasses, gloves and respiratory protection equipment. In addition, it should also be stored in a sealed container, away from fire and oxidizing agents. When handling waste, relevant safety regulations and environmental protection requirements should be followed. Please operate under the guidance of experienced people.

Last Update：2024-04-09 20:52:54