2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

Base Information

Chemical Name:2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane
CAS No.:170703-59-0
Molecular Formula:C₅₀H₉₀OSeSi₆Sn
Molecular Weight:1073.45
Hs Code.:

Synonyms:

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Chemical Property of 2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

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Technology Process of 2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

There total 4 articles about 2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane 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: 53.0%

: 96-09-3
styrene oxide

: 138423-63-9
5-(2,4,6-triisopropylphenyl)-5-{2,4,6-tris{bis(trimethylsilyl)methyl}phenyl}-1,2,3,4,5-tetraselenastannolane

: 170703-59-0
2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

Guidance literature:: With triphenylphosphine; In tetrahydrofuran; addn. of PPh3 in THF to the stannolane in THF at -78°C under Ar, stirred for 30 min at the same temp., addn. of styrene oxide, stirred for 10 h, while the soln. is warmed to room temp.; evapd., chromy., 2 stereoisomers (configuration is not determined), recrystn. (ethanol/CHCl3), elem. anal.;
DOI:10.1021/om00031a030

Reference yield: 5.0%

: 96-09-3
styrene oxide

: 7782-49-2
selenium

: 21524-34-5
2,4,6-triisopropyl-1-bromobenzene

: 115160-05-9
1-bromo-2,4,6-tris[bis(trimethylsilyl)methyl]benzene

: tin(ll) chloride

: 170703-59-0
2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

: 2-tris[bis(trimethylsilyl)methyl]phenyl-2-(2,4,6-triisopropylphenyl)-5-phenyl-1,3,2-oxaselenastannolane

Guidance literature:: With tert.-butyl lithium; In tetrahydrofuran; diethyl ether; pentane; Ar-atmosphere; treatment of SnCl2 (in ether) with Li-salts of ligands (from bromides in THF and t-BuLi in pentane), addn. of 1 equiv. Se, stirring at -70°C for 30 min, addn. of styrene oxide; solvent removal (room temp.), chromy. (SiO2); elem. anal.; two isomers in 20:21 ratio obtained, total yield 41%;
DOI:10.1016/0022-328X(95)00334-M

Reference yield:

: 144602-85-7
3-(2,4,6-triisopropylphenyl)-3-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-6,6-diphenyl-1,2,4,5-tetraselena-3-stannacyclohexane

: 170703-59-0
2-{2,4,6-tris(bis(trimethylsilyl)methyl)phenyl}-2-(2,4,6-triisopropylphenyl)-4-phenyl-1,3,2-oxaselenastannolane

Guidance literature:: Multi-step reaction with 3 steps

1: HMPT / tetrahydrofuran

2: toluene

3: triphenylphosphine / tetrahydrofuran

With HMPT; triphenylphosphine; In tetrahydrofuran; toluene;
DOI:10.1021/om00031a030