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ALLY BROMIDE

 


CAS NO:106-95-6
EC NO:203-446-6


Allyl bromide (3-bromopropene) is an organic halide. 
Allyl bromide is an alkylating agent used in synthesis of polymers, pharmaceuticals, and other organic compounds. Physically, allyl bromide is a colorless liquid with an intense, acrid, and persistent smell. 
Allyl bromide is more reactive but more expensive than allyl chloride, and these considerations guide its use.


Properties
Chemical formula        C3H5Br
Molar mass        120.977 g·mol−1
Appearance        Clear to light yellow liquid
Density        1.398 g/cm3
Melting point        −119 °C (−182 °F; 154 K)
Boiling point        71 °C (160 °F; 344 K)
Solubility in water        Very slightly soluble
Refractive index (nD)        1.4697 (20 °C, 589.2 nm)


Synthesis and reactions
Allyl bromide is produced commercially from allyl alcohol. Alternatively allyl chloride reacts with hydrogen bromide in the presence of copper bromide.


Allyl bromide is mainly used as an electrophilic allylating agent. Allylzinc bromide may be produced by treating this compound with elemental zinc.


Application
Allyl bromide can be used:
For the synthesis of stereodefined allylated arenes via Suzuki-type coupling reaction.
In Barbier-type allylation reactions of aldehydes and ketones.{17]
To synthesize a monomer, 1-1-(allyloxy)-4-nitrobenzene while synthesizing nanostructured molecularly imprinted polymer for selective tryptophan assay in biological and pharmaceutical samples.


Allyl bromide appears as a clear colorless to light yellow liquid with an irritating unpleasant odor. Flash point 30°F. Irritates eyes, skin, and respiratory system. Toxic by skin absorption. Denser than water and slightly soluble in water.


Uses
Manufacture of synthetic perfumes, other allyl compounds.
Insecticidal fumigant
Chemical intermediate in organic synthesis, for resins (copolymer with sulfur dioxide) and fragrances
As a fumigant (if quite volatile) or as a contact poison
Used in the manufacture of plastics and dyestuff.
Industry Uses        
Intermediates


Industry Processing Sectors
All other basic organic chemical manufacturing


Allyl bromide is used as an alkylating agent in the synthesis of pharmaceuticals, polymers, adhesives, perfumes, biochemicals and other allylic compounds. 
Allyl bromide is used as precursor for the preparation of allyliczinc bromide by reacting it with zinc. 
Allyl bromide is also used in the preparation of allylethers like allyl decyl ether, allyl benzyl ether and allyl geranyl ether. 
Allyl bromide is also used in the preparation of R enantiomer of allyl phenyl carbinol (APC) such as 1-phenyl-3-butene, which is a valuable intermediate for drugs and agro-chemicals.


Formula
C3H5Br
Formula Weight
120.98
Melting point
-119°
Boiling Point
70-71°
Flash Point
-2°(28°F)
Density
1.398
Refractive Index
1.4700
Storage & Sensitivity
Light Sensitive. Ambient temperatures.
Solubility
Slightly miscible with water.


Reactivity Profile
Allyl bromide decomposes upon heating and exposure to light, forming HBr (a strong reducing agent). Reacts violently with oxidizing agents. Can react exothermically with reducing agents to release hydrogen gas. In the presence of various catalysts (such as acids) or initiators, may undergo exothermic addition polymerization reactions.


Description
Colorless to light yellow liquid with an irritating, unpleasant odor; [Hawley] Colorless liquid; 


Sources/Uses
Used to make perfumes, resins (copolymer with sulfur dioxide), fragrances, plastics, and dyestuffs; Also used as an insecticidal fumigant and contact poison; [HSDB]


Properties
Melting Point: -119°C
Boiling Point: 70-71°C
Density: 1.398 g/mL @ 25 °C
Refractive Index: 1.469 @ 20 °C


Allyl bromide  is an organic halide. This chemical is highly volatile or light sensitive in nature and immiscible with water & soluble in alcohol & ether. 
Allyl Bromide is an organic halide and alkylating agent, which is used in synthesis of polymers, pharmaceuticals, allyls and other organic compounds.


Specifications
 
Appearance (Clarity)        Clear
Appearance (Colour)        Colourless to pale yellow
Appearance (Form)        Liquid
Assay (GC)        min. 98%
Density (g/ml) @ 20°C        1.427 - 1.430
Refractive Index (20°C)        1.468 - 1.469
Boiling Range        69 - 71°C
Stabilizer (Ag wire)        Present


Formulation or re-packing
Allyl bromide is used in the following products: laboratory chemicals.
Release to the environment of Allyl bromide can occur from industrial use: formulation of mixtures.


Uses at industrial sites
Allyl bromide is used in the following products: laboratory chemicals.
Allyl bromide has an industrial use resulting in manufacture of another substance (use of intermediates).
Allyl bromide is used for the manufacture of: chemicals.
Release to the environment of Allyl bromide can occur from industrial use: as an intermediate step in further manufacturing of another substance (use of intermediates).


Manufacture
Release to the environment of Allyl bromide can occur from industrial use: manufacturing of the substance.


About this substance
Helpful information
Allyl bromide is registered under the REACH Regulation and is manufactured in and / or imported to the European Economic Area, for intermediate use only.


Allyl bromide is used in formulation or re-packing, at industrial sites and in manufacturing.


Allyl bromide is an alkylating agent used in synthesis of polymers, pharmaceuticals, allyls and other organic compounds.


Chemical Properties        
Colorless liquid


Chemical Properties        
Allyl bromide is a clear to light yellow liquid. As an alkylating agent, allyl bromide is used extensively in the synthesis of polymers, pharmaceuticals, allyls, and other organic compounds. 
Allyl bromide is a clear liquid with an intense, acrid, persistent smell and is flammable. 
Allyl bromide is insoluble in water, but soluble in alcohol, aether, acetone, carbon tetrachloride, and chloroform. In fact, allyl bromide is used in the synthesis of other allyl compounds, to synthesize dyestuff, spice, and as a curative in the medicine industry. 
Allyl bromide has a very high mobility in soil. 
Allyl bromide is also used as a soil fumigant and as a contact poison. 
Allyl bromide induces unscheduled DNA synthesis in HeLa cells.


Chemical Properties        
Allyl bromide is a highly flammable, colorless to light yellow liquid with an unpleasant, pungent odor.


Uses        
Allyl Bromide is used as a reagent in the synthesis of Resveratrol derivatives. Resveratrol (R150000) is a minor constituent of wine, correlated with serum lipid reduction and inhibition of platelet a ggregation. Resveratrol is a specific inhibitor of COX-1, and it also inhibits the hydroperoxidase activity of COX-1. 
Allyl bromide has been shown to inhibit events associated with tumor initiation, promotion a nd progression.


Uses        
manufacture of synthetic perfumes, other allyl compounds.


General Description        
A clear colorless to light yellow liquid with an irritating unpleasant odor. Flash point 30°F. Irritates eyes, skin, and respiratory system. Toxic by skin absorption. Denser than water and slightly soluble in water.


Air & Water Reactions        Highly flammable. Slightly soluble in water.


Reactivity Profile        
Allyl bromide decomposes upon heating and exposure to light, forming HBr (a strong reducing agent). Reacts violently with oxidizing agents. Can react exothermically with reducing agents to release hydrogen gas. In the presence of various catalysts (such as acids) or initiators, may undergo exothermic addition polymerization reactions.


Allyl bromide has the chemical formula C3H5Br, and contains two double-bonded carbon atoms. 
Allyl bromide is derived from the chemical Propene (CAS No. 115-07-1).
Allyl bromide is an industrial and laboratory chemical.


Allyl bromide is an alkylating agent which is generally used in the synthesis of polymers, pharmaceuticals and many other organic compounds.


Allyl bromide (1-bromoprop-2-ene, 3-Bromopropene or 2-Propenyl bromide) is an organic halide. 
Allyl bromide is an alkylating agent used in synthesis of polymers, pharmaceuticals, allyls and other organic compounds. Physically, 1-bromoprop-2-ene is a clear liquid with an intense, acrid, and persistent smell. In addition, allylzinc bromide may be produced by treating this compound with elemental zinc. Unlike most organometallic reagents, which are pyrophoric in air and destroyed by water, allylzinc bromide is stable in aqueous solvents and can attack aldehydes in a Barbier-type reaction, leading to carbon-carbon bond formation.


Allyl bromide Usage:


Used in organic synthesis such as synthetic dyes and spices; used in the manufacture of cicobarbital in the pharmaceutical industry; used as a soil fumigant in agriculture.


Allyl bromide can be defined as the bromine attached to the carbon attached to the double bonded carbon atom . 
Allyl bromide is an alkyl halide where bromine can be replaced by any halogens like fluorine ,chlorine ,bromine, iodine.


In an organic compound like C3H5Br  if the bromine is attached to the carbon which is attached with the double bonded carbon then it is classified as allyl bromide or allyl halide.
Allyl bromide is an alkylating agent which is generally used in the synthesis of polymers, pharmaceuticals and many other organic compounds. Physical characteristics of allyl bromide consists of a colourless liquid with intense, acrid and persistent smell. Density of allyl bromide is generally 1.4 gram per centimetre cube. Molar mass of allyl bromide is 120.99 gram per mole. Boiling point of allyl bromide is 71 degree centigrade.
Allyl bromide is generally produced commercially from allyl alcohol. Alternatively allyl chloride does react with the hydrogen bromide in the presence of copper bromide. 
Allyl bromide is mainly used as an electrophilic alkylating agent. Allyl zinc bromide can be produced by treating this compound with elemental zinc.
So according to the definitions and theory mentioned above the correct answer from the above options is option number ( A).
As only in option A the bromine is attached to the carbon which is again attached to the double bonded carbon


Allyl bromide (3-bromopropene) is an organic halide. Allyl bromide is an alkylating agent used in synthesis of polymers, pharmaceuticals, allyls and other organic compounds. Physically, allyl bromide is a clear liquid with an intense, acrid, and persistent smell. In addition, allylzinc bromide may be produced by treating this compound with elemental zinc.


Allyl bromide is used as an alkylating agent in the synthesis of pharmaceuticals, polymers, adhesives, perfumes, biochemicals and other allylic compounds. 
Allyl bromide is used as precursor for the preparation of allyliczinc bromide by reacting it with zinc. 
Allyl bromide is also used in the preparation of allylethers like allyl decyl ether, allyl benzyl ether and allyl geranyl ether. 
Allyl bromide is also used in the preparation of R enantiomer of allyl phenyl carbinol (APC) such as 1-phenyl-3-butene, which is a valuable intermediate for drugs and agro-chemicals.


Allyl bromide is used in organic synthesis, synthetic dyes are available, and spices; Pharmaceutical industry for making "west barbitone" drugs; Agriculture, informs the as soil fumigants.


Allyl bromide is used as an alkylating agent in the synthesis of pharmaceuticals, polymers, adhesives, perfumes, biochemicals and other allylic compounds.


Allyl bromide (3-bromoprop-1-ene) is an organic halide.


IUPAC names
3-bromoprop-1-ene
3-Bromopropene
3-bromopropene
3-Bromopropene
Allyl Bromide
Allyl bromide
allylbromide


SYNONYMS:


106-95-6 [RN]
1-Propene, 3-bromo- [ACD/Index Name]
203-446-6 [EINECS]
3-Brom-1-propen [German] [ACD/IUPAC Name]
3-Bromo-1-propene [ACD/IUPAC Name]
3-Bromo-1-propène [French] [ACD/IUPAC Name]
3-bromoprop-1-ene
3-Bromopropene
605308
allyl bromide [Wiki]
allylbromide
FXQ8X2F74Z
MFCD00000244 [MDL number]
UC7090000
1-Bromo-1-propene [ACD/IUPAC Name]
1-Bromo-2-propene
2-Bromo-1-propene [ACD/IUPAC Name]
3-Bromo-propene
3-Bromopropylene
4-01-00-00754 (Beilstein Handbook Reference) [Beilstein]
Allyl Bromide (Stabilized with Propylene Oxide)
Allyl bromide 99%
ALLYL BROMIDE|3-BROMOPROP-1-ENE

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