2-Pentylcyclopentanone

Base Information

• Chemical Name: 2-Pentylcyclopentanone
• CAS No.: 4819-67-4
• Deprecated CAS: 116877-29-3
• Molecular Formula: C10H18O
• Molecular Weight: 154.252
• European Community (EC) Number: 225-392-2
• UNII: 2873H3P924
• DSSTox Substance ID: DTXSID1044566
• Nikkaji Number: J22.899K
• Wikidata: Q27254276
• Mol file: 4819-67-4.mol

Synonyms:2-pentylcyclopentan-1-one

Chemical Property of 2-Pentylcyclopentanone

Chemical Property:

• Appearance/Colour: Colorless Liquid
• Vapor Pressure: 0.131mmHg at 25°C
• Melting Point: 228.16 °C
• Refractive Index: 1.451
• Boiling Point: 217.7 °C at 760 mmHg
• Flash Point: 78.3 °C
• PSA: 17.07000
• Density: 0.895 g/cm³
• LogP: 2.93590
• Storage Temp.: 2-8°C
• Water Solubility.: 278.8mg/L at 20℃
• XLogP3: 2.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 1
• Rotatable Bond Count: 4
• Exact Mass: 154.135765193
• Heavy Atom Count: 11
• Complexity: 129

Purity/Quality:

99.9% ^*data from raw suppliers

2-PENTYL-CYCLOPENTANONE Aldrich ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: CCCCCC1CCCC1=O

Technology Process of 2-Pentylcyclopentanone

There total 33 articles about 2-Pentylcyclopentanone 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: 98.0%

2-(1-hydroxypentyl)-cyclopentanone (42558-01-0) → 2-pentyl-cyclopentanone (4819-67-4)

Guidance literature:

With H₃PO₄/C; hydrogen; 5%-palladium/activated carbon; at 140 ℃; for 20h; under 757.576 Torr;

Reference yield: 75.0%

2-Ethoxycarbonyl-2-pentyl-1-cyclopentanone (24852-03-7) → 2-pentyl-cyclopentanone (4819-67-4)

Guidance literature:

With hydrogenchloride; In acetic acid; for 20h; Heating;

Reference yield: 66.0%

1-penten (109-67-1) + cyclopentanone (120-92-3) → 2-pentyl-cyclopentanone (4819-67-4)

Guidance literature:

With tert.-butylhydroperoxide; at 150 - 160 ℃; under 12000.9 - 13501.1 Torr;

upstream raw materials:

cyclopentanone

2-pentylidenecyclopentan-1-one

2-Ethoxycarbonyl-2-pentyl-1-cyclopentanone

allyl 1-pentyl-2-oxocyclopentanecarboxylate

Downstream raw materials:

6-pentyl-1,4-dioxaspiro[4.4]nonane

δ-decanolactone

2-pentyl-1-cyclopentanone p-toluenesulfonylhydrazone

2-pentylcyclopent-1-en-1-yl acetate

Refernces

• 1、 -. "Synthesis process of natural delta-decalactone". Paragraph 0018; 0024; 0044-0052. . Retrieved 2022/01/10.
• 2、 -. "HYDROSILANE/LEWIS ACID ADDUCT, PARTICULARLY ALUMINUM, IRON, AND ZINC, METHOD FOR PREPARING SAME, AND USE OF SAID SAME IN REACTIONS FOR REDUCING CARBONYL DERIVATIVES". Paragraph 0214; 0215; 0216; 0217; 0218. . Retrieved 2018/02/28.