1,2-Dimethylcyclobutene

Base Information

• Chemical Name: 1,2-Dimethylcyclobutene
• CAS No.: 1501-58-2
• Molecular Formula: C6H10
• Molecular Weight: 82.1454
• Mol file: 1501-58-2.mol

Synonyms:1,2-Dimethyl-1-cyclobutene;1,2-Dimethylcyclobutene

Chemical Property of 1,2-Dimethylcyclobutene

Chemical Property:

• Vapor Pressure: 138mmHg at 25°C
• Boiling Point: 70.9°Cat760mmHg
• Flash Point: °C
• PSA: 0.00000
• Density: 0.819g/cm³
• LogP: 2.11660

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2-Dimethylcyclobutene

There total 5 articles about 1,2-Dimethylcyclobutene 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:

2,3-dimethyl-buta-1,3-diene (513-81-5) → 1,2-dimethyl-cyclobutene (1501-58-2)

Guidance literature:

In various solvent(s); at -263.2 - -253.2 ℃; Rate constant; Irradiation; different substrate conformations;

DOI:10.1021/ja00170a019

Reference yield:

sulfolane (126-33-0,208252-54-4) + methyl iodide (74-88-4) → 1,2-dimethyl-cyclobutene (1501-58-2)

Guidance literature:

Multistep reaction; (i) nBuLi, THF, (ii) nBuLi, LiAlH₄, dioxane;

DOI:10.1021/ja00821a081

Reference yield:

Methyl-<1-methyl-cyclopropyl>-keton- (22301-72-0) → 1,2-dimethyl-cyclobutene (1501-58-2)

Guidance literature:

With sodium; ethylene glycol;

upstream raw materials:

sulfolane

methyl iodide

Methyl-<1-methyl-cyclopropyl>-keton-

2,3-dimethyl-buta-1,3-diene

Downstream raw materials:

2,3-dimethyl-buta-1,3-diene

dimethylacetylene

ethene

2,3-Dimethyl-2-butene

Refernces

• 1、 Srinivasan. "". . p. 4141,4142. Retrieved 1962.
• 2、 Wiberg, Kenneth B.. "Accuracy of calculations of heats of reduction/hydrogenation: Application to some small ring systems". . p. 10393 - 10398. Retrieved 2012.
• 3、 Squillacote, Michael,Semple, Thomas C.. "Photochemistry of s-cis acyclic 1,3-dienes". . p. 5546 - 5551. Retrieved 1990.
• 4、 Squillacote, Michael,Semple, Thomas,Chen, JeWie,Liang, Fengting. "The low-temperature photochemistry of s-cis acyclic 1,3-dienes". . p. 634 - 639. Retrieved 2007/10/03.