ReO₂(CH₂^tBu)(neopentylidene)

Base Information

• Chemical Name: ReO₂(CH₂^tBu)(neopentylidene)
• CAS No.: 123154-26-7
• Molecular Formula: C₁₀H₂₁O₂Re
• Molecular Weight: 359.483
• Mol file: 123154-26-7.mol

Synonyms:ReO₂(CH₂^tBu)(neopentylidene)

Chemical Property of ReO₂(CH₂^tBu)(neopentylidene)

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of ReO₂(CH₂^tBu)(neopentylidene)

There total 2 articles about ReO₂(CH₂^tBu)(neopentylidene) 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: 76.0%

cis-dioxo ReO2(CH2CMe3)3 (116301-53-2) → ReO2(CH2tBu)(neopentylidene) (123154-26-7) + 2,2-dimethylpropane (463-82-1)

Guidance literature:

In pyridine; Irradiation (UV/VIS); photolysis for 1 h, using Pyrex glass-filtered light from a medium pressure mercury lamp;; Re-complex and neopentane were the only identifiable products, isolation of Re-complex by sublimation (40 ° C/ 10 E-4 torr);

DOI:10.1039/c39880001489

Reference yield:

Re(N-2,6-C6H3Me2)2(CHt-Bu)(CH2t-Bu) (118968-22-2) → ReO(NC6H3(CH3)2)(CHC(CH3)3)(CH2C(CH3)3) (139870-67-0,139973-32-3) + ReO2(CH2tBu)(neopentylidene) (123154-26-7)

Guidance literature:

With water; ZnCl₂(dioxane); In benzene; byproducts: ZnCl2(2,6-dimethylaniline)2; water added to a soln. of Re-complex; stirred for 4 h; evapd. to dryness in vacuo; dissolved in pentane; Zn-compound added; filtered;

Reference yield:

ReO2(CH2tBu)(neopentylidene) (123154-26-7) → Re(CC(CH3)3)(CHC(CH3)3)(OC6H3(CH(CH3)2)2)2 (139973-42-5,136566-07-9,139973-41-4)

Guidance literature:

Multi-step reaction with 2 steps

1: HCl / water; 1,2-dimethoxyethane

2: dichloromethane

With HCl; In 1,2-dimethoxyethane; dichloromethane; water;

upstream raw materials:

cis-dioxo ReO₂(CH₂CMe₃)3

Re(N-2,6-C₆H₃Me₂)2(CHt-Bu)(CH₂t-Bu)

Downstream raw materials:

ReO(NC₆H₃(CH₃)2)(CHC(CH₃)3)(CH₂C(CH₃)3)

Re(CC(CH₃)3)(CHC(CH₃)3)(OC₆H₃(CH(CH₃)2)2)2

Refernces

• 1、 Toreki, Robert,Schrock, Richard R.,Davis, William M.. "Synthesis and characterization of Re(VII) alkylidene alkylidyne complexes of the type Re(CR′)(CHR′)(OR)2and related species". . p. 3367 - 3380. Retrieved 2007/10/02.