2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one

Base Information

• Chemical Name: 2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one
• CAS No.: 158432-46-3
• Molecular Formula: C₈H₉F₃O₂
• Molecular Weight: 194.153
• DSSTox Substance ID: DTXSID70570705
• Nikkaji Number: J1.208.832I
• Wikidata: Q82458234
• Mol file: 158432-46-3.mol

Synonyms:158432-46-3;Ethanone, 2,2,2-trifluoro-1-(2-methoxy-1-cyclopenten-1-yl)- (9CI);2,2,2-trifluoro-1-(2-methoxycyclopenten-1-yl)ethanone;DTXSID70570705;2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one

Chemical Property of 2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one

Chemical Property:

• Boiling Point: 49-50 °C(Press: 2.4 Torr)
• PSA: 26.30000
• Density: 1.25±0.1 g/cm3(Predicted)
• LogP: 2.20220
• XLogP3: 1.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 2
• Exact Mass: 194.05546401
• Heavy Atom Count: 13
• Complexity: 253

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: COC1=C(CCC1)C(=O)C(F)(F)F

Technology Process of 2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one

There total 3 articles about 2,2,2-Trifluoro-1-(2-methoxycyclopent-1-en-1-yl)ethan-1-one 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: 65.0%

1,1-dimethoxycyclopentane (931-94-2) + trifluoroacetic anhydride (407-25-0) → 2-trifluoroacetyl-1-methoxycyclopentene (158432-46-3)

Guidance literature:

With pyridine; In chloroform; at 45 ℃; for 16h;

DOI:10.1080/00397910500278818

Reference yield:

cyclopentanone (120-92-3) → 2-trifluoroacetyl-1-methoxycyclopentene (158432-46-3)

Guidance literature:

Multi-step reaction with 2 steps

1: p-toluenesulfonic acid / methanol / 24 h / 20 °C

2: pyridine / CHCl₃ / 16 h / 0 - 45 °C

With pyridine; toluene-4-sulfonic acid; In methanol; chloroform;

DOI:10.1016/j.jfluchem.2005.08.003

Reference yield:

cyclopentanone (120-92-3) → 2-trifluoroacetyl-1-methoxycyclopentene (158432-46-3)

Guidance literature:

Multi-step reaction with 2 steps

1: TsOH / methanol / 24 h / 20 °C

2: 65 percent / pyridine / CHCl₃ / 16 h / 45 °C

With pyridine; toluene-4-sulfonic acid; In methanol; chloroform;

DOI:10.1080/00397910500278818

upstream raw materials:

1,1-dimethoxycyclopentane

trifluoroacetic anhydride

cyclopentanone