2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

Base Information

Chemical Name:2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene
CAS No.:150479-94-0
Molecular Formula:C₄₄H₅₀B₂Ge
Molecular Weight:673.093
Hs Code.:

Synonyms:2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

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Chemical Property of 2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

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Technology Process of 2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

There total 1 articles about 2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene 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: 96.0%

: 97-94-9
triethyl borane

: 27258-70-4
tetrakis(phenylethinyl)germane

: 150479-94-0
2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

Guidance literature:: In neat (no solvent); 23 mmol Ge(CCC6H5)4 were in (C2H5)3B for 8 h;; the soln. was concd. at 0.001 torr, bath temp. <=60°C; the residue was taken up in pentane and the soln. cooled down slowly to -78°C (crystn.); a further crop (contaminated) is obtained on concd. the mother liquor; elem. anal.;;

Reference yield: 95.0%

: 150479-94-0
2,7-bis(diethylboryl)-3,8-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

: 150479-95-1
2,7-diethyl-1,4,6,9-tetraphenyl-5-germaspiro{4.4}nona-1,3,6,8-tetraene

Guidance literature:: With glacial acetic acid; In diethyl ether; byproducts: (C2H5)2BOC(O)CH3; 12 mmol glacial acetic acid (12 mmol) were added to a soln. of 513 mmol Ge(C(C6H5)C(C2H5)C(B(C2H5)2)C(C6H5))2 in Et2O and the mixt. refluxed for 2.5 h;; after concn. at 10 torr; Et2BOC(O)CH3 was sublimed off at 0.001 torr, bath temp. <=60°C); elem. anal.;;