Technology Process of 2-[(4aS,11aR,12aS,13S)-13-(dimethylamino)-4a-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10-fluoro-4,4a,6,11,11a,12,12a,13-octahydro-5-hydroxy-4,6-dioxo-3,7-bis(phenylmethoxy)isoxazolo[5',4':6,7]naphth[2,3-g]isoquinolin-8-yl]-imidodicarbonic acid, 1,3-bis(1,1-dimethylethyl) ester
There total 14 articles about 2-[(4aS,11aR,12aS,13S)-13-(dimethylamino)-4a-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10-fluoro-4,4a,6,11,11a,12,12a,13-octahydro-5-hydroxy-4,6-dioxo-3,7-bis(phenylmethoxy)isoxazolo[5',4':6,7]naphth[2,3-g]isoquinolin-8-yl]-imidodicarbonic acid, 1,3-bis(1,1-dimethylethyl) ester which
guide to synthetic route it.
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synthetic route:
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1254367-88-8
2-[(4aS,11aR,12aS,13S)-13-(dimethylamino)-4a-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10-fluoro-4,4a,6,11,11a,12,12a,13-octahydro-5-hydroxy-4,6-dioxo-3,7-bis(phenylmethoxy)isoxazolo[5',4':6,7]naphth[2,3-g]isoquinolin-8-yl]-imidodicarbonic acid, 1,3-bis(1,1-dimethylethyl) ester
- Guidance literature:
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With
lithium hexamethyldisilazane;
In
tetrahydrofuran;
at -78 - -10 ℃;
for 2h;
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1254367-88-8
2-[(4aS,11aR,12aS,13S)-13-(dimethylamino)-4a-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10-fluoro-4,4a,6,11,11a,12,12a,13-octahydro-5-hydroxy-4,6-dioxo-3,7-bis(phenylmethoxy)isoxazolo[5',4':6,7]naphth[2,3-g]isoquinolin-8-yl]-imidodicarbonic acid, 1,3-bis(1,1-dimethylethyl) ester
- Guidance literature:
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Multi-step reaction with 5 steps
1.1: tris-(dibenzylideneacetone)dipalladium(0); tert-butyl carbazate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 3 h / 80 °C / Inert atmosphere
2.1: pyridine; hydrogen fluoride; sodium nitrite / 0 - 20 °C
3.1: tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 4 h / 80 °C / Inert atmosphere
4.1: dmap / N,N-dimethyl-formamide / 0.5 h
5.1: n-butyllithium; N,N,N,N,-tetramethylethylenediamine; diisopropylamine / tetrahydrofuran; hexane / 0.08 h / -78 °C
5.2: -78 - -20 °C
With
pyridine; dmap; tris-(dibenzylideneacetone)dipalladium(0); n-butyllithium; N,N,N,N,-tetramethylethylenediamine; tert-butyl carbazate; hydrogen fluoride; caesium carbonate; diisopropylamine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium nitrite;
In
tetrahydrofuran; 1,4-dioxane; hexane; N,N-dimethyl-formamide;
DOI:10.1021/jm1015389
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1254367-88-8
2-[(4aS,11aR,12aS,13S)-13-(dimethylamino)-4a-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-10-fluoro-4,4a,6,11,11a,12,12a,13-octahydro-5-hydroxy-4,6-dioxo-3,7-bis(phenylmethoxy)isoxazolo[5',4':6,7]naphth[2,3-g]isoquinolin-8-yl]-imidodicarbonic acid, 1,3-bis(1,1-dimethylethyl) ester
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: phosphorus(V) oxybromide / toluene / 0.75 h / 100 °C
2.1: tris-(dibenzylideneacetone)dipalladium(0); tert-butyl carbazate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 3 h / 80 °C / Inert atmosphere
3.1: pyridine; hydrogen fluoride; sodium nitrite / 0 - 20 °C
4.1: tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 4 h / 80 °C / Inert atmosphere
5.1: dmap / N,N-dimethyl-formamide / 0.5 h
6.1: n-butyllithium; N,N,N,N,-tetramethylethylenediamine; diisopropylamine / tetrahydrofuran; hexane / 0.08 h / -78 °C
6.2: -78 - -20 °C
With
pyridine; dmap; tris-(dibenzylideneacetone)dipalladium(0); n-butyllithium; N,N,N,N,-tetramethylethylenediamine; tert-butyl carbazate; hydrogen fluoride; caesium carbonate; diisopropylamine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium nitrite; phosphorus(V) oxybromide;
In
tetrahydrofuran; 1,4-dioxane; hexane; N,N-dimethyl-formamide; toluene;
DOI:10.1021/jm1015389