4-Methyl-1-pentene

Base Information

• Chemical Name: 4-Methyl-1-pentene
• CAS No.: 25068-26-2
• Deprecated CAS: 44390-46-7,246523-45-5
• Molecular Formula: C6H12
• Molecular Weight: 84.15948
• Hs Code.: 39029090
• European Community (EC) Number: 211-720-1
• NSC Number: 15091
• UN Number: 1993
• UNII: X10HRJ2Y7W
• DSSTox Substance ID: DTXSID3061001
• Nikkaji Number: J43.507D
• Wikipedia: Polymethylpentene,4-Methyl-1-pentene
• Wikidata: Q229999
• Mol file: 25068-26-2.mol

Synonyms:poly(4-methyl-1-pentene)

Chemical Property of 4-Methyl-1-pentene

Chemical Property:

• Vapor Pressure: 147mmHg at 25°C
• Melting Point: 240?°C
• Refractive Index: n20/D 1.463
• Boiling Point: 69.1°C at 760 mmHg
• PSA: 0.00000
• Density: 0.835 g/mL at 25 °C
• LogP: 2.21850
• XLogP3: 2.7
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 2
• Exact Mass: 84.093900383
• Heavy Atom Count: 6
• Complexity: 35.3
• Transport DOT Label: Flammable Liquid

Purity/Quality:

98%,99%, ^*data from raw suppliers

Poly(4-methyl-1-pentene) low molecular weight ^*data from reagent suppliers

Safty Information:

• Safety Statements: 24/25

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Aliphatics, Unsaturated
• Canonical SMILES: CC(C)CC=C
• Uses: Coating for paper food containers for microwave and conventional ovens. Release coatings for food and synthetic leather. Molded into medical labware. Film for decorative laminates and printed circuit boards.

Technology Process of 4-Methyl-1-pentene

There total 93 articles about 4-Methyl-1-pentene 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: 25.0%

propene (187737-37-7,13987-01-4,15220-87-8,9003-07-0,676-63-1,25085-53-4) → 2-methyl-2-pentene (625-27-4) + trans-2-hexene (4050-45-7) + (E)-4-methylpent-2-ene (674-76-0) + 4-Methyl-1-pentene (691-37-2,25068-26-2)

Guidance literature:

(C₃H₅)2AlCl; Ni(C₆H₇O₂)2; triphenylphosphine; Further byproducts given. Title compound not separated from byproducts;

Reference yield: 10.2%

propene (187737-37-7,13987-01-4,15220-87-8,9003-07-0,676-63-1,25085-53-4) → 2,3-Dimethyl-2-butene (563-79-1) + 2-methyl-2-pentene (625-27-4) + 2-Methyl-1-pentene (763-29-1) + 4-methyl-2-pentene (4461-48-7) + 4-Methyl-1-pentene (691-37-2,25068-26-2) + 2,3-Dimethyl-1-butene (563-78-0)

Guidance literature:

diethylaluminium chloride; In benzene; at 50 ℃; for 2h; under 6840 Torr; Product distribution; 0 - 60 deg C, 1 - 32 h, influence of the catalysts on the yields;

Reference yield: 0.12%

propene (187737-37-7,13987-01-4,15220-87-8,9003-07-0,676-63-1,25085-53-4) → 1-butylene (106-98-9,9003-28-5) + ethane (74-84-0) + Isobutane (75-28-5,40921-86-6) + 2,3-dimethylbutane (79-29-8) + 4-Methyl-1-pentene (691-37-2,25068-26-2) + 1,5-Hexadien (592-42-7)

Guidance literature:

at -78.1 ℃; Product distribution; excited by the impact of low-energy electrons;

DOI:10.1021/j150620a021

upstream raw materials:

Methyl isobutyl carbinol

2-ethoxy-1-bromo-4-methyl-pentane

4-Methyl-1-pentanol

4-methyl-2-pentyl acetate

Downstream raw materials:

propene

4-methylpentyne

N,N-diethyl-2-(4-methylpentan-2-yl)benzamide

penaresidin B

Refernces

• 1、 Lejeune, Manuel,Semeril, David,Jeunesse, Catherine,Matt, Dominique,Lutz, Pierre,Toupet, Loic. "Fast propene dimerization using upper rim-diphosphinated calix[4]arenes as chelators". . p. 881 - 886. Retrieved 2006.
• 2、 Cutrufello,Ferino,Solinas,Primavera,Trovarelli,Auroux,Picciau. "Acid-base properties and catalytic activity of nanophase ceria-zirconia catalysts for 4-methylpentan-2-ol dehydration". . p. 3369 - 3375. Retrieved 1999.
• 3、 Bachman,Hatton. "-". . p. 1513. Retrieved 1944.
• 4、 Newcomb, Martin,Williams, William G.. "KINETIC STUDY THE 2,2-DIMETHYL-3-BUTEN-1-YL TO 2-METHYL-4-PENTEN-2-YL RADICAL REARRANGEMENT IN THE TEMPERATURE RANGE 37-74 deg C". . p. 1179 - 1182. Retrieved 1985.
• 5、 Nomura, Kotohiro,Ishino, Masaru,Suzukamo, Gohfu. "Synthesis of 2,3-Dimethylbutenes by Dimerization of Propene Using Highly Active Nickel-Phosphine Catalysts in the Presence of Sulfonic Acids and/or Dialkyl Sulfates". . p. 2671 - 2676. Retrieved 1997.
• 6、 Zhao, Huaibo,McMillan, Alastair J.,Constantin, Timothée,Mykura, Rory C.,Juliá, Fabio,Leonori, Daniele. "Merging Halogen-Atom Transfer (XAT) and Cobalt Catalysis to Override E2-Selectivity in the Elimination of Alkyl Halides: A Mild Route towardcontra-Thermodynamic Olefins". supporting information. p. 14806 - 14813. Retrieved 2021/09/18.
• 7、 -. "CATALYSTS AND METHODS FOR DIMERIZING PROPYLENE". Paragraph 0052-0057. . Retrieved 2020/02/06.