5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

Base Information

Chemical Name:5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin
CAS No.:120476-46-2
Molecular Formula:C₈₄H₁₀₀Br₄O₈Si₄
Molecular Weight:1669.67
Hs Code.:

5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

Synonyms:5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

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Chemical Property of 5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

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Technology Process of 5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

There total 1 articles about 5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin 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: 63.0%

: 3449-28-3
di-n-butyldichlorosilane

: 120476-37-1
5,11,17,23-Tetrabromo-2,8,14,20-tetrakis(4-bromophenyl)pentacyclo<19.3.1.1^3,7.1^9,13.1^15,19>octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-4,6,10,12,16,18,22,24-octol

: 120476-46-2
5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

Guidance literature:: With triethylamine; In tetrahydrofuran; for 24h;
DOI:10.1021/ja00192a028

Reference yield: 66.0%

: 10049-21-5
sodium dihydrogenphosphate

: 1066-45-1
trimethyltin(IV)chloride

: 594-19-4
tert.-butyl lithium

: 120476-46-2
5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis(4-bromophenyl)-2,20:3,19-dimetheno-1H,21H,23H,25H-bis<1,3,2>dioxasilocino<5,4-i:5',4'-i'>benzo<1,2-d:5,4-d'>bis<1,3,2>benzodioxasilocin

: 120496-25-5
5,5,9,9,13,13,17,17-Octabutyl-1,21,23,25-tetrakis{4-(trimethylstannyl)phenyl}-2,20:3,19-dimetheno-1H,21H,23H,25H-bis{1,3,2}dioxasilocino{5,4-i:5',4'-i'}benzo{1,2-d:5,4-d'}bis{1,3,2}benzodioxasilocin

Guidance literature:: In tetrahydrofuran; diethyl ether; addn. of C4H9Li to cooled (-120°C) soln. of the tetrabromide in 2:1 ether/THF mixt., after 6 min slowly addn. of (CH3)3SnCl in (C2H5)2O, 2h 25°C, excess (CH3)3SnCl destroyed by addn. of NaH2PO4, 20min stirred, addn. of CH2Cl2; under N2; separation of organic phase, , dried, evap., chromy (silica gel, 3:1 C6H12/CH2Cl2), evapn., recrystn. from 2:1 CH2Cl2/CH3COCH3; elem. anal.;
DOI:10.1021/ja00192a028