Cyclopropene, 3-methyl-3-vinyl-

Base Information

• Chemical Name: Cyclopropene, 3-methyl-3-vinyl-
• CAS No.: 71153-30-5
• Molecular Formula: C₆H₈
• Molecular Weight: 80.1295
• DSSTox Substance ID: DTXSID90221343
• Nikkaji Number: J930.880F
• Mol file: 71153-30-5.mol

Synonyms:Cyclopropene, 3-methyl-3-vinyl-;3-ethenyl-3-methylcyclopropene;71153-30-5;3-Methyl-3-vinyl-1-cyclopropene;DTXSID90221343;AZGBUFPIKVKSCD-UHFFFAOYSA-N;3-Methyl-3-vinyl-1-cyclopropene #

Chemical Property of Cyclopropene, 3-methyl-3-vinyl-

Chemical Property:

• Vapor Pressure: 371mmHg at 25°C
• Boiling Point: 44.8°C at 760 mmHg
• PSA: 0.00000
• Density: 0.933g/cm³
• LogP: 1.74850
• XLogP3: 2.2
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 1
• Exact Mass: 80.062600255
• Heavy Atom Count: 6
• Complexity: 92.6

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CC1(C=C1)C=C

Technology Process of Cyclopropene, 3-methyl-3-vinyl-

There total 3 articles about Cyclopropene, 3-methyl-3-vinyl- 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: 50.0%

1-bromo-2-ethenyl-2-methylcyclopropane (71153-25-8) → 3-vinyl-3-methylcyclopropene (71153-30-5)

Guidance literature:

With potassium tert-butylate; In dimethyl sulfoxide; at 40 ℃; for 2h;

Reference yield:

isoprene (78-79-5,9003-31-0) → 3-vinyl-3-methylcyclopropene (71153-30-5)

Guidance literature:

Multi-step reaction with 3 steps

1: 68 percent / 50percent NaOH / triethylbenzylammonium chloride / ethanol / 16 h / 25 °C

2: 18 percent / Zn, conc. HCl / ethanol / 10 - 15 °C

3: 50 percent / potassium tert-butoxide / dimethylsulfoxide / 2 h / 40 °C

With hydrogenchloride; sodium hydroxide; potassium tert-butylate; zinc; N-benzyl-N,N,N-triethylammonium chloride; In ethanol; dimethyl sulfoxide;

Reference yield:

1,1-dibromo-2-vinyl-2-methylcyclopropane (60288-34-8) → 3-vinyl-3-methylcyclopropene (71153-30-5)

Guidance literature:

Multi-step reaction with 2 steps

1: 18 percent / Zn, conc. HCl / ethanol / 10 - 15 °C

2: 50 percent / potassium tert-butoxide / dimethylsulfoxide / 2 h / 40 °C

With hydrogenchloride; potassium tert-butylate; zinc; In ethanol; dimethyl sulfoxide;

upstream raw materials:

1-bromo-2-ethenyl-2-methylcyclopropane

1,1-dibromo-2-vinyl-2-methylcyclopropane

isoprene

Downstream raw materials:

7-vinyl-7-methyl-3,4-diphenyl-2,5-bis(methoxycarbonyl)-cyclohepta-1,3,5-triene

3-vinyl-3-methyl-6,7-diphenyl-1,5-bis(methoxycarbonyl)-exo-tricyclo<3.2.1.0^2,4>oct-6-en-8-one

2,3-diphenyl-1,4-bis(methoxycarbonyl)-5-(1-methyl-2-cyclopropenyl)bicyclo<2.2.1>hept-2-en-7-one

4-methyl-4-vinyl-2,6-diphenyldibenzobicyclo<5.4.0>undeca-1(7),2,5-triene

Refernces