2-Bromopropene

Base Information

• Chemical Name: 2-Bromopropene
• CAS No.: 557-93-7
• Molecular Formula: C3H5Br
• Molecular Weight: 120.977
• Hs Code.: 29033990
• European Community (EC) Number: 209-185-4
• NSC Number: 87535
• UNII: C8GT7P5ZZS
• DSSTox Substance ID: DTXSID8060325
• Nikkaji Number: J2.664F
• Wikidata: Q72511558
• Mol file: 557-93-7.mol

Synonyms:2-BROMOPROPENE;557-93-7;2-bromoprop-1-ene;1-Propene, 2-bromo-;2-Bromo-1-propene;Isopropenyl bromide;2-Bromopropylene;Propene, 2-bromo-;Isopropylene bromide;alpha-Methylvinyl bromide;NSC 87535;EINECS 209-185-4;C8GT7P5ZZS;.alpha.-Methylvinyl bromide;BRN 1731926;NSC-87535;2-Bromopropene, 99%;2-Bromo-propene;MFCD00000140;2-bromanylprop-1-ene;CH3CBr=CH2;UNII-C8GT7P5ZZS;SCHEMBL270208;AMY955;DTXSID8060325;NSC87535;CCG-40506;AKOS015968899;FS-4260;LS-123450;B1269;BB 0272402;FT-0611603;EN300-72133;A815309;J-640323;J-800326;J-802071;213972-86-2

Chemical Property of 2-Bromopropene

Chemical Property:

• Appearance/Colour: light yellow-green liquid
• Vapor Pressure: 5.05 psi ( 20 °C)
• Melting Point: -87 °C
• Refractive Index: 1.4425
• Boiling Point: 48.399 °C at 760 mmHg
• Flash Point: -7.691 °C
• PSA: 0.00000
• Density: 1.405 g/cm³
• LogP: 1.91490
• Storage Temp.: −20°C
• Sensitive.: Light Sensitive
• Water Solubility.: Immiscible with water.
• XLogP3: 1.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 119.95746
• Heavy Atom Count: 4
• Complexity: 30.3

Purity/Quality:

98% ^*data from raw suppliers

2-Bromopropene ^*data from reagent suppliers

Safty Information:

• Pictogram(s): F,Xi
• Hazard Codes: F,Xi
• Statements: 11-36/37/38
• Safety Statements: 23-26-36-37/39-16

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Halogenated Aliphatics, Unsaturated
• Canonical SMILES: CC(=C)Br
• Uses: 2-Bromopropene is used as a solvent and as an intermediate for organic synthesis. It is also used as a fumigant. Further, it reacts with nonanal to prepare 2-methyl-undec-1-en-3-ol using chromium(II) chloride as a reagent. It is utilized as a refrigerant used in organic synthesis.

Technology Process of 2-Bromopropene

There total 24 articles about 2-Bromopropene which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 77.0%

2,3-dibromo-2-methylpropanoic acid (33673-74-4,100304-89-0,100304-94-7) → 2-bromoprop-1-ene (557-93-7)

Guidance literature:

With picoline; at 80 ℃;

Reference yield: 74.0%

acetone hydrazone (5281-20-9) + acetone (67-64-1) → 2-bromoprop-1-ene (557-93-7)

Guidance literature:

acetone; With magnesium sulfate; hydrazine hydrate; In methanol; at 20 ℃;

acetone hydrazone; With pyridine; N-Bromosuccinimide; In dichloromethane; at -10 - 0 ℃;

Reference yield:

2,2-dibromopropane (594-16-1) → 2-bromoprop-1-ene (557-93-7) + hydrogen bromide (10035-10-6,12258-64-9)

Guidance literature:

upstream raw materials:

pyridine

2,3-dibromo-2-methylpropanoic acid

ethanol

1,2-Dibromopropane

Downstream raw materials:

2-methyl-1-phenylprop-2-en-1-ol

dimethyl(phenyl)(prop-1-en-2-yl)silane

1,1,3,5,-tetramethyl-indene

4,4'-(propane-2,2-diyl)bis(methylbenzene)

Refernces

• 1、 -. "Method for synthetizing isopropenyl boric acid ester". Paragraph 0018. . Retrieved 2016/12/16.
• 2、 Aitken, R. Alan,Hodgson, Philip K.G.,Morrison, John J.,Oyewale, Adebayo O.. "Flash vacuum pyrolysis over magnesium. Part 1 - Pyrolysis of benzylic, other aryl/alkyl and aliphatic halides". . p. 402 - 415. Retrieved 2007/10/03.