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Cas:143-67-9
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inquiryvinblastine
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In ethanol at 20℃; for 0.75h; | 89% |
Conditions | Yield |
---|---|
Stage #1: exo-catharanthine; vindoline With hydrogenchloride; iron(III) chloride; 2,2,2-trifluoroethanol for 2h; Stage #2: With sodium tetrahydroborate; oxygen at 0℃; for 0.5h; | 50% |
(+)-(9R)-3-oxo-9-methoxycarbonylindolizino<8,7-b>indole
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: triethylamine; dmap / dichloromethane / 14 h / 20 °C 2.1: lithium diisopropyl amide / tetrahydrofuran / 12 h 3.1: trifluoroacetic acid / dichloromethane / 16 h 4.1: trimethoxonium tetrafluoroborate; 2,6-di-tert-butyl-pyridine / dichloromethane / 12 h 4.2: 0.5 h 5.1: [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I); 2-bromopyridine-N-oxide; methanesulfonic acid; silver trifluoromethanesulfonate / 5 h / 20 °C 5.2: 3 h / 20 °C 6.1: potassium tert-butylate / tetrahydrofuran / 2 h 7.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 7.2: 0.5 h / 0 °C View Scheme |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: trimethoxonium tetrafluoroborate; 2,6-di-tert-butyl-pyridine / dichloromethane / 12 h 1.2: 0.5 h 2.1: [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I); 2-bromopyridine-N-oxide; methanesulfonic acid; silver trifluoromethanesulfonate / 5 h / 20 °C 2.2: 3 h / 20 °C 3.1: potassium tert-butylate / tetrahydrofuran / 2 h 4.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 4.2: 0.5 h / 0 °C View Scheme |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I); 2-bromopyridine-N-oxide; methanesulfonic acid; silver trifluoromethanesulfonate / 5 h / 20 °C 1.2: 3 h / 20 °C 2.1: potassium tert-butylate / tetrahydrofuran / 2 h 3.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 3.2: 0.5 h / 0 °C View Scheme |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium tert-butylate / tetrahydrofuran / 2 h 2.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 2.2: 0.5 h / 0 °C View Scheme |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: lithium diisopropyl amide / tetrahydrofuran / 12 h 2.1: trifluoroacetic acid / dichloromethane / 16 h 3.1: trimethoxonium tetrafluoroborate; 2,6-di-tert-butyl-pyridine / dichloromethane / 12 h 3.2: 0.5 h 4.1: [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I); 2-bromopyridine-N-oxide; methanesulfonic acid; silver trifluoromethanesulfonate / 5 h / 20 °C 4.2: 3 h / 20 °C 5.1: potassium tert-butylate / tetrahydrofuran / 2 h 6.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 6.2: 0.5 h / 0 °C View Scheme |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: trifluoroacetic acid / dichloromethane / 16 h 2.1: trimethoxonium tetrafluoroborate; 2,6-di-tert-butyl-pyridine / dichloromethane / 12 h 2.2: 0.5 h 3.1: [bis(trifluoromethanesulfonyl)imidate](triphenylphosphine)gold(I); 2-bromopyridine-N-oxide; methanesulfonic acid; silver trifluoromethanesulfonate / 5 h / 20 °C 3.2: 3 h / 20 °C 4.1: potassium tert-butylate / tetrahydrofuran / 2 h 5.1: hydrogenchloride; 2,2,2-trifluoroethanol; iron(III) chloride / 2 h 5.2: 0.5 h / 0 °C View Scheme |
Conditions | Yield |
---|---|
With diethylzinc In hexane; dichloromethane at 0 - 20℃; Inert atmosphere; | A 18% B n/a C n/a |
vinblastine
desacetylvinblastine monohydrazide
Conditions | Yield |
---|---|
With hydrogenchloride; sodium nitrite In methanol; water at 0℃; for 0.2h; pH=7.6; |
vinblastine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogenchloride; sodium nitrite / water; methanol / 0.2 h / 0 °C / pH 7.6 2: dichloromethane / 0 - 20 °C / Inert atmosphere View Scheme |
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