5,5-dimethyl-5H-dibenzo[b,d]germole

Base Information

• Chemical Name: 5,5-dimethyl-5H-dibenzo[b,d]germole
• CAS No.: 64526-49-4
• Molecular Formula: C₁₄H₁₄Ge
• Molecular Weight: 254.855
• Mol file: 64526-49-4.mol

Synonyms:5,5-dimethyl-5H-dibenzo[b,d]germole

Chemical Property of 5,5-dimethyl-5H-dibenzo[b,d]germole

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 5,5-dimethyl-5H-dibenzo[b,d]germole

There total 3 articles about 5,5-dimethyl-5H-dibenzo[b,d]germole 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: 56.0%

1,2-dichlorotetramethyldigermane (22702-77-8) + biphenyl-2,2'-diyl-bis-lithium (16291-32-0) → dibenzo[c,e]-1,1,2,2-tetramethyl-1,2-digermacyclohexa-3,5-diene (87842-16-8) + C6H4Ge(CH3)2Ge(CH3)2Ge(CH3)2C6H4 (93634-99-2) + 5,5-dimethyl-5H-dibenzo[b,d]germole (64526-49-4)

Guidance literature:

In diethyl ether; elem. anal.;

DOI:10.1021/ja00363a058

Reference yield:

2-(dimethylgermyl)biphenyl → biphenyl (92-52-4,1594-86-1) + 5,5-dimethyl-5H-dibenzo[b,d]germole (64526-49-4)

Guidance literature:

With chloro(1,5-cyclooctadiene)rhodium(I) dimer; triphenylphosphine; In 1,4-dioxane; at 80 ℃; for 2h; Reagent/catalyst; Temperature; Inert atmosphere;

DOI:10.1021/ol503355q

Reference yield:

2-Bromobiphenyl (2052-07-5) → biphenyl (92-52-4,1594-86-1) + 5,5-dimethyl-5H-dibenzo[b,d]germole (64526-49-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-butyllithium / diethyl ether; hexane / 0.25 h / -78 °C / Inert atmosphere

1.2: 8 h / 25 °C / Inert atmosphere

1.3: 14 h / 0 - 25 °C / Inert atmosphere

2.1: chloro(1,5-cyclooctadiene)rhodium(I) dimer; tris(pentafluorophenyl)phosphine / 1,4-dioxane / 2 h / 110 °C / Inert atmosphere

With chloro(1,5-cyclooctadiene)rhodium(I) dimer; n-butyllithium; tris(pentafluorophenyl)phosphine; In 1,4-dioxane; diethyl ether; hexane;

DOI:10.1021/ol503355q

upstream raw materials:

1,2-dichlorotetramethyldigermane

biphenyl-2,2'-diyl-bis-lithium

2-Bromobiphenyl