3-Methyl-1,2-butadiene

Base Information Edit

Chemical Name:3-Methyl-1,2-butadiene
CAS No.:598-25-4
Molecular Formula:C5H8
Molecular Weight:68.1185
Hs Code.:
European Community (EC) Number:209-926-1
NSC Number:74117
UNII:NQO612O389
DSSTox Substance ID:DTXSID00208529
Nikkaji Number:J6.790C
Wikidata:Q24711948
Mol file:598-25-4.mol

Synonyms:3-methyl-1,2-butadiene

Suppliers and Price of 3-Methyl-1,2-butadiene

Supply Marketing:Edit

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 18 raw suppliers

Chemical Property of 3-Methyl-1,2-butadiene Edit

Chemical Property:

Vapor Pressure:391mmHg at 25°C
Melting Point:−148 °C(lit.)
Boiling Point:43.3°Cat760mmHg
Flash Point:°C
PSA：0.00000
Density:0.651g/cm³
LogP:1.73750
XLogP3:1.7
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:0
Rotatable Bond Count:0
Exact Mass:68.062600255
Heavy Atom Count:5
Complexity:60.1

Purity/Quality:: 98%,99%, ^*data from raw suppliers

Safty Information:

Pictogram(s): F,Xn
Hazard Codes:F,Xn
Statements: R11:Highly flammable.; R36/37/38:Irritating to eyes, respiratory system and skin.;
Safety Statements: S16:Keep away from sources of ignition - No smoking.; S23:Do not inhale gas/fumes/vapour/spray.; S33:Take precauti

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

Chemical Classes:Other Classes -> Aliphatics, Unsaturated
Canonical SMILES:CC(=C=C)C

Technology Process of 3-Methyl-1,2-butadiene

There total 42 articles about 3-Methyl-1,2-butadiene 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: 72.0%

: 6214-32-0
1-bromo-3-methylbuta-1,2-diene

: 598-25-4
Dimethylallene

Guidance literature:: With copper; zinc; In propan-1-ol; 1.)65 deg C, 2.)80 deg C, 15 min.;
DOI:10.1021/jo00186a009

Reference yield: 71.0%

: 1111-97-3
3-chloro-3-methylbut-1-yne

: 598-25-4
Dimethylallene

Guidance literature:: With hydrogenchloride; copper(I) sulfate; zinc; In ethanol; butan-1-ol; at 38 - 42 ℃;
DOI:10.1016/j.jorganchem.2003.06.001