507-16-4

Basic information

• Product Name: Thionyl bromide
• Synonyms: THIONYL BROMIDE;SOBr2;thionyl dibromide;Thionl bromide;Thionylbromide,97%;sulfur bromide oxide;Sulfuroxy dibromide;Dibromo sulfoxide
• CAS NO: 507-16-4
• Molecular Formula: Br₂OS
• Molecular Weight: 207.87
• EINECS: 208-064-3
• Product Categories: Bromination;C-X Bond Formation (Halogen);Synthetic Reagents
• Mol File: 507-16-4.mol
• Article Data: 1

Chemical Properties

• Melting Point: −52 °C(lit.)
• Boiling Point: 48 °C20 mm Hg(lit.)
• Flash Point: 156°C
• Appearance: /yellow liquid
• Density: 2.683 g/mL at 25 °C(lit.)
• Vapor Pressure: 10 mm Hg ( 31 °C)
• Refractive Index: n20/D 1.675(lit.)
• Storage Temp.: 2-8°C
• Solubility: Miscible with benzene, toluene and ether.
• Water Solubility: hydrolyzed by H2O; miscible with benzene, chloroform, CCl4 [MER06]
• Sensitive: Moisture & Light Sensitive
• Merck: 14,9347
• CAS DataBase Reference: Thionyl bromide(CAS DataBase Reference)
• NIST Chemistry Reference: Thionyl bromide(507-16-4)
• EPA Substance Registry System: Thionyl bromide(507-16-4)

Safety Data

• Hazard Codes: C
• Statements: 14-20/21-34
• Safety Statements: 26-36/37/39-45
• RIDADR: UN 3264 8/PG 1
• WGK Germany: 3
• F: 8
• TSCA: Yes
• HazardClass: 8
• PackingGroup: II
• Hazardous Substances Data: 507-16-4(Hazardous Substances Data)

Usage

Chemical Properties

orange-yellow liquid; slowly decomposes on standing; prepared by reaction of SOCl2 and HBr [MER06]

Uses

Thionyl Bromide is used in the preparation of carbon nanotube-phosphorylcholine polymer composite used in blood condition.

InChI:InChI=1/Br2OS/c1-4(2)3

Upstream product

• 7446-09-5 sulfur dioxide 
• 7558-02-3 potassium bromide 
• 7719-09-7 thionyl chloride 
• 10294-33-4 boron tribromide 
• 7789-69-7 phosphorus pentabromide 
• 10035-10-6 hydrogen bromide 
• 13510-40-2 phosphorus trichloride dibromide 
• 20901-21-7 disulfur monoxide 
• 7726-95-6 bromine 
• 7719-12-2 phosphorus trichloride 
• 7782-99-2 sulphurous acid 
• 7647-15-6 sodium bromide 
• 13172-31-1 disulphur dibromide 
• 7446-11-9 sulfur trioxide 

Downstream Products

• 7783-06-4 hydrogen sulfide 
• 7446-09-5 sulfur dioxide 
• 7704-34-9 sulfur 
• 1448000-69-8 C₂₃H₂₀Br₂O₃ 
• 77289-31-7 {VBr₂(phenylsalicylideneiminate)2} 
• 10035-10-6 hydrogen bromide 
• 13172-31-1 disulphur dibromide 
• 7726-95-6 bromine 
• 753-92-4 trifluoromethanesulphenyl bromide 
• 20621-30-1 tridluoromethanesulfonyl bromide 
• 15458-53-4 trifluoromethanesulfonyl bromide 
• 161950-69-2 2-(3-benzylbenzyloxy)ethanol 
• 198481-13-9 1-Bromomethyl-4-(2-chloro-ethoxy)-benzene 
• 31255-10-4 1,2-bis-(2-bromo-ethoxy)-ethane 

Relevant articles and documents

Process for the preparation of organic nitriles from organic carboxylic acid primary amides

This invention relates to a process for the preparation of organic nitriles. More particularly, the invention relates to a process for the preparation of organic nitriles by reacting organic carboxylic acid primary amides with a dehydrating agent in the presence of a catalytic amount of a particular quaternary ammonium salt.