Cyclooctadecane-1,3,5,7,9,11,13,15,17-nonene

Base Information

• Chemical Name: Cyclooctadecane-1,3,5,7,9,11,13,15,17-nonene
• CAS No.: 2040-73-5
• Molecular Formula: C18H18
• Molecular Weight: 234.341
• Mol file: 2040-73-5.mol

Synonyms:

Chemical Property of Cyclooctadecane-1,3,5,7,9,11,13,15,17-nonene

Chemical Property:

• Vapor Pressure: 1.75E-10mmHg at 25°C
• Boiling Point: 522.3°Cat760mmHg
• Flash Point: 278.7°C
• Density: 0.873g/cm³

Purity/Quality:

97% ^*data from raw suppliers

1,3,5,7,9,11,13,15,17-CYCLOOCTADECANONAENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Cyclooctadecane-1,3,5,7,9,11,13,15,17-nonene

There total 4 articles about Cyclooctadecane-1,3,5,7,9,11,13,15,17-nonene 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: 20.0%

1,3,7,9,13,15-Hexadehydro<18>annulen (16668-69-2) → <18>-Annulen (2040-73-5,18446-47-4,36520-31-7,36520-34-0,83213-59-6,90762-52-0)

Guidance literature:

With quinoline; hydrogen; In benzene; at 20 ℃; for 1h; under 760.051 Torr; Reagent/catalyst; Solvent; Temperature; Schlenk technique;

DOI:10.1039/c6cc01309k

Reference yield:

Tridehydro-<18>annulen (3891-75-6,18446-45-2,18550-71-5) → [18]annulene (2040-73-5)

Guidance literature:

With palladium on activated charcoal; benzene; Hydrogenation;

DOI:10.1016/S0040-4039(01)99412-2 DOI:10.1021/ja00861a030

Reference yield:

cyclooctadeca-1,3,7,9,13,15-hexayne (7092-39-9) → [18]annulene (2040-73-5)

Guidance literature:

Multi-step reaction with 2 steps

1: KOtBu / 2-methyl-propan-2-ol; CH₂Cl₂ / -65.15 °C

2: H₂ / Pd/C / benzene

With potassium tert-butylate; hydrogen; palladium on activated charcoal; In dichloromethane; tert-butyl alcohol; benzene; 1: Rearrangement / 2: Catalytic hydrogenation;

DOI:10.1021/ja993604f

upstream raw materials:

1,3,7,9,13,15-Hexadehydro<18>annulen

Tridehydro-<18>annulen

cyclooctadeca-1,3,7,9,13,15-hexayne

Downstream raw materials:

Acetyl-<18>-annulen

benzocyclo<2.2.2>octatriene

benzene

cyclooctadecane

Refernces

• 1、 Sondheimer,Wolovsky. "-". . p. 3,4. Retrieved 1959.
• 2、 Lungerich, Dominik,Nizovtsev, Alexey V.,Heinemann, Frank W.,Hampel, Frank,Meyer, Karsten,Majetich, George,Schleyer, Paul V. R.,Jux, Norbert. "[18]Annulene put into a new perspective". supporting information. p. 4710 - 4713. Retrieved 2016/04/01.
• 3、 Oth, Jean F. M.,De Julien De Zelicourt, Yves. "Conformational mobility and migration of the π bonds of the [24]annulene". . p. 435 - 483. Retrieved 2007/10/03.