Technology Process of Acetic acid (2R,3R,4R,5R,6S)-2-((1S,3S)-3-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-3-fluoro-5-methoxy-6-methyl-tetrahydro-pyran-4-yl ester
There total 6 articles about Acetic acid (2R,3R,4R,5R,6S)-2-((1S,3S)-3-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-3-fluoro-5-methoxy-6-methyl-tetrahydro-pyran-4-yl ester which
guide to synthetic route it.
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synthetic route:
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211993-30-5
Acetic acid (2R,3R,4R,5R,6S)-2-((1S,3S)-3-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-3-fluoro-5-methoxy-6-methyl-tetrahydro-pyran-4-yl ester
- Guidance literature:
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With
3 A molecular sieve; mercury dibromide; mercury(II) oxide;
In
dichloromethane;
for 19h;
Heating;
DOI:10.1016/S0008-6215(98)00026-3
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211993-30-5
Acetic acid (2R,3R,4R,5R,6S)-2-((1S,3S)-3-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-3-fluoro-5-methoxy-6-methyl-tetrahydro-pyran-4-yl ester
- Guidance literature:
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Multi-step reaction with 6 steps
1: 81 percent / pyridinium p-toluenesulfonate / CH2Cl2 / 5 h / Ambient temperature
2: 83 percent / H2 / Pd black / dioxane; H2O / 2 h / Ambient temperature
3: 74 percent / 60percent NaH in mineral oil / dimethylformamide / 2 h / Ambient temperature
4: 64 percent / H2SO4 / acetic acid / 1 h, 0 deg C; 1,5 h, RT
5: TiBr4 / CH2Cl2; ethyl acetate / 16 h / Ambient temperature
6: 50 percent / yellow HgO, HgBr2, molecular sieves 3A / CH2Cl2 / 19 h / Heating
With
3 A molecular sieve; sulfuric acid; hydrogen; pyridinium p-toluenesulfonate; titanium(IV) bromide; sodium hydride; mercury dibromide; mercury(II) oxide;
palladium;
In
1,4-dioxane; dichloromethane; water; acetic acid; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(98)00026-3
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211993-30-5
Acetic acid (2R,3R,4R,5R,6S)-2-((1S,3S)-3-acetyl-3,5,12-trihydroxy-10-methoxy-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-3-fluoro-5-methoxy-6-methyl-tetrahydro-pyran-4-yl ester
- Guidance literature:
-
Multi-step reaction with 5 steps
1: 83 percent / H2 / Pd black / dioxane; H2O / 2 h / Ambient temperature
2: 74 percent / 60percent NaH in mineral oil / dimethylformamide / 2 h / Ambient temperature
3: 64 percent / H2SO4 / acetic acid / 1 h, 0 deg C; 1,5 h, RT
4: TiBr4 / CH2Cl2; ethyl acetate / 16 h / Ambient temperature
5: 50 percent / yellow HgO, HgBr2, molecular sieves 3A / CH2Cl2 / 19 h / Heating
With
3 A molecular sieve; sulfuric acid; hydrogen; titanium(IV) bromide; sodium hydride; mercury dibromide; mercury(II) oxide;
palladium;
In
1,4-dioxane; dichloromethane; water; acetic acid; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(98)00026-3