pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium⁽⁰⁾

Base Information

• Chemical Name: pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium⁽⁰⁾
• CAS No.: 129620-49-1
• Molecular Formula: C₁₇H₁₄CrO₆
• Molecular Weight: 366.291
• Mol file: 129620-49-1.mol

Synonyms:

Chemical Property of pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium⁽⁰⁾

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium⁽⁰⁾

There total 2 articles about pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium⁽⁰⁾ 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: 66.0%

pentacarbonyl((phenyl)(tetramethylammonio)oxycarbene)chromium(0) (15975-90-3) + hex-4-en-1-ol (6126-50-7,928-91-6,928-92-7) + pivaloyl chloride (3282-30-2) → pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium(0) (129620-49-1)

Guidance literature:

In dichloromethane; cooling soln. of Cr-compd. in CH2Cl2 (-40°C, Ar atmosphere), addn. of pivaloyl chloride, stirring and warming (1 h, -40 to -30°C), cooling (-40°C), addn. of soln. of alcohol in CH2Cl2, slow warming (room temp., 4 h); addn. of silica gel, removal of solvent (water aspirator pressure), chromy. (silica gel, hexane), removal of solvent;

DOI:10.1021/om00162a024

Reference yield:

pentacarbonyl((phenyl)(tetramethylammonio)oxycarbene)chromium(0) (15975-90-3) + (4-pentenyl)diphenylsulfonium tetrafluoroborate → pentacarbonyl{(4-hexen-1-yloxy)(phenyl)carbene}chromium(0) (129620-49-1)

Guidance literature:

In dichloromethane; byproducts: Ph2S; room temp., 12 h, under Ar; chromy.;

DOI:10.1246/cl.1994.1537

upstream raw materials:

pentacarbonyl((phenyl)(tetramethylammonio)oxycarbene)chromium⁽⁰⁾

hex-4-en-1-ol

pivaloyl chloride

Refernces

• 1、 S?derberg, Bj?rn C.,Hegedus, Louis S.. "Intramolecular cyclopropanation reactions of chromium (alkenyloxy)carbene complexes". . p. 3113 - 3121. Retrieved 2008/10/08.