1,2-Dimethylcyclopentene

Base Information

• Chemical Name: 1,2-Dimethylcyclopentene
• CAS No.: 765-47-9
• Molecular Formula: C7H12
• Molecular Weight: 96.1723
• European Community (EC) Number: 212-148-5
• UNII: PW29Q26UZN
• DSSTox Substance ID: DTXSID50227306
• Nikkaji Number: J193.133D
• Wikidata: Q83107015
• Mol file: 765-47-9.mol

Synonyms:1,2-Dimethylcyclopentene;765-47-9;1,2-dimethylcyclopent-1-ene;Cyclopentene, 1,2-dimethyl-;EINECS 212-148-5;PW29Q26UZN;1,2-dimethyl-1-cyclopentene;Cyclopentene,1,2-dimethyl-;1,2-Dimrthylcyclopentene;1,2-Dimethyl cyclopentene;UNII-PW29Q26UZN;80702-43-8;SZZWLAZADBEDQP-UHFFFAOYSA-;DTXSID50227306;AKOS006272662;FT-0690831;EN300-247571

Chemical Property of 1,2-Dimethylcyclopentene

Chemical Property:

• Vapor Pressure: 33.9mmHg at 25°C
• Melting Point: -90.4°C
• Refractive Index: 1.456
• Boiling Point: 105.8 °C at 760 mmHg
• PSA: 0.00000
• Density: 0.815 g/cm³
• LogP: 2.50670
• XLogP3: 1.8
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 96.093900383
• Heavy Atom Count: 7
• Complexity: 86.6

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1=C(CCC1)C

Technology Process of 1,2-Dimethylcyclopentene

There total 41 articles about 1,2-Dimethylcyclopentene 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: 87.0%

1,2-Dimethylcyclopentan-1-ol (19550-45-9) → 1,2-dimethylcyclopentene (765-47-9)

Guidance literature:

With iodine;

DOI:10.1021/ja00242a032

Reference yield:

formic acid (64-18-6) + 2-cyclobutyl-propan-2-ol (59383-67-4) → 1,2-dimethylcyclopentene (765-47-9) + 3,3-dimethylcyclopentene (58049-91-5)

Guidance literature:

Reference yield:

2-cyclobutyl-propan-2-ol (59383-67-4) + toluene-4-sulfonic acid (104-15-4) → 1,2-dimethylcyclopentene (765-47-9) + 3,3-dimethylcyclopentene (58049-91-5)

Guidance literature:

Destillieren;

upstream raw materials:

1,2-Dimethylcyclopentan-1-ol

1,5-dimethylcyclopentene

2-cyclobutyl-propan-2-ol

(+/-)-1-r-acetoxy-1,2c-dimethyl-cyclopentane

Downstream raw materials:

2,6-heptandione

1,2-dimethylcyclopentane

cis-1,2-dimethylcyclopentane

trans-1,2-dimethylcyclopentane

Refernces

• 1、 Gunji, Tomokazu,Hirano, Masao,Morimoto, Takashi. "Oxidation by cobalt(III)acetate. Part 9. Effect of substituents on the oxidative Cleavage of glycols in acetic acid". . p. 1827 - 1832. Retrieved 2007/10/02.
• 2、 Shiner, V. J.,Imhoff, Michael A.. "MECHANISM OF SOLVOLYSIS OF 2,2-DIMETHYLCYCLOPENTYL P-BROMOBENZENESULFONATE". . p. 2121 - 2124. Retrieved 2007/10/02.