2(3H)-Furanone, 4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[ 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)-

Base Information

Chemical Name:2(3H)-Furanone, 4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[ 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)-
CAS No.:877438-70-5
Molecular Formula:C33H50O4S2Si2
Molecular Weight:631.061
Hs Code.:

2(3H)-Furanone,
4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[
3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)-

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Chemical Property of 2(3H)-Furanone, 4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[ 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)-

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Technology Process of 2(3H)-Furanone, 4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[ 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)-

There total 4 articles about 2(3H)-Furanone, 4-[2-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]-1,3-dithian-2-yl]-3-[[ 3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]phenyl]methyl]dihydro-, (3R,4R)- 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: 71.0%

: 877438-60-3
(3R)-3-[(propane-1,3-diyldithio)-(4-tert-butyldimethylsilanyloxyphenyl)methyl]butano-4-lactone

: 131362-25-9
[3-(bromomethyl)-phenoxy]dimethyl(1,1-dimethylethyl)silane

: 877438-70-5
(8R,8'R)-3,3'-bis(tert-butyldimethylsilanyloxy)-7'-(propane-1,3-diyldithio)lignano-9,9'-lactone

Guidance literature:: (3R)-3-[(propane-1,3-diyldithio)-(4-tert-butyldimethylsilanyloxyphenyl)methyl]butano-4-lactone; With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃; for 2h;

[3-(bromomethyl)-phenoxy]dimethyl(1,1-dimethylethyl)silane; In tetrahydrofuran; at -78 - 20 ℃; Further stages.;
DOI:10.1039/b513303c

Reference yield:

: 877438-46-5
2-(3-tert-butyldimethylsilanyloxyphenyl)-1,3-dithiane

: 877438-70-5
(8R,8'R)-3,3'-bis(tert-butyldimethylsilanyloxy)-7'-(propane-1,3-diyldithio)lignano-9,9'-lactone

Guidance literature:: Multi-step reaction with 3 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 1 h / -78 °C

1.2: 75 percent / 1,3-dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone / tetrahydrofuran; hexane / 2 h / -78 °C

2.1: 64 percent / NaBH₄; KOH / ethanol / 3 h / 0 - 20 °C

3.1: LHMDS / tetrahydrofuran / 2 h / -78 °C

3.2: 71 percent / N,N-dimethyl-2-imidazolidinone / tetrahydrofuran / -78 - 20 °C

With potassium hydroxide; sodium tetrahydroborate; n-butyllithium; lithium hexamethyldisilazane; In tetrahydrofuran; ethanol; hexane; 1.2: Michael addition;
DOI:10.1039/b513303c

Reference yield:

: 877438-53-4
(3R,4R)-3-[(propane-1,3-diyldithio)-(3-tert-butyldimethylsilanyloxyphenyl)methyl]-4-[(1R,2S,5R)-2-(1-methylethyl)-5-methyl-1-cyclohexyloxy]butano-4-lactone

: 877438-70-5
(8R,8'R)-3,3'-bis(tert-butyldimethylsilanyloxy)-7'-(propane-1,3-diyldithio)lignano-9,9'-lactone

Guidance literature:: Multi-step reaction with 2 steps

1.1: 64 percent / NaBH₄; KOH / ethanol / 3 h / 0 - 20 °C

2.1: LHMDS / tetrahydrofuran / 2 h / -78 °C

2.2: 71 percent / N,N-dimethyl-2-imidazolidinone / tetrahydrofuran / -78 - 20 °C

With potassium hydroxide; sodium tetrahydroborate; lithium hexamethyldisilazane; In tetrahydrofuran; ethanol;
DOI:10.1039/b513303c