1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

Base Information

Chemical Name:1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete
CAS No.:120573-84-4
Molecular Formula:C₂₈H₂₉B
Molecular Weight:376.349
Hs Code.:

Synonyms:

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

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Technology Process of 1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

There total 3 articles about 1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete 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: 57.0%

: 114981-30-5
2,4,6-trimethylphenylchlorofluorenylborane

: 928-49-4
hex-3-yne

: 120573-84-4
1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

Guidance literature:: With lithium t-butyl(trimethylsilyl)amide; In toluene; byproducts: LiCl, HN(t-Bu)SiMe3; to a soln. of 5.73 mmol C13H9BClC6H2Me3 and 21.4 mmol 3-hexine in toluene is added dropwise at -78°C a soln. of 5.73 mmol LiN(t-Bu)SiMe3 in toluene; the reaction mixt. is stirred at -40°C for 14 h, then at room temp. for 3 h; volatiles removed in vac.; residue recrystd. from toluene at -40°C;

Reference yield:

: 69464-76-2
2,4,6-(trimethylphenyl)dichloroborane

: 120573-84-4
1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

Guidance literature:: Multi-step reaction with 2 steps

1: pentane

2: lithium t-butyl(trimethylsilyl)amide / toluene

With lithium t-butyl(trimethylsilyl)amide; In toluene; pentane;

Reference yield:

: 3531-83-7
fluorenyl sodium

: 120573-84-4
1-mesityl-2,2-(9-fluorenylidene)-3,4-diethyl-1,2-dihydroborete

Guidance literature:: Multi-step reaction with 2 steps

1: pentane

2: lithium t-butyl(trimethylsilyl)amide / toluene

With lithium t-butyl(trimethylsilyl)amide; In toluene; pentane;