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CAS No.: | 218600-53-4 |
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Name: | Bardoxolone methyl |
Article Data: | 11 |
Molecular Structure: | |
Formula: | C32H43 N O4 |
Molecular Weight: | 505.698 |
Synonyms: | 2-Cyano-3,12-dioxooleana-1,9(11)-dien-28-oicacid methyl ester; Bardoxolone methyl; CDDO Methylester; CDDO-Me; Methyl 2-cyano-3,12-dioxoleana-1,9(11)-dien-28-oate; NSC713200; RTA 402 |
Density: | 1.15g/cm3 |
Melting Point: | 215-223°C |
Boiling Point: | 600.8°Cat760mmHg |
Flash Point: | 256.5°C |
PSA: | 84.23000 |
LogP: | 6.37898 |
2-bromo-3,12-dioxo-oleanane-1,9 (11)-diene-28-carboxylic acid methyl ester
bardoxolone methyl
Conditions | Yield |
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With potassium iodide In N,N-dimethyl-formamide at 120℃; for 30h; | 83.6% |
With potassium iodide In N,N-dimethyl-formamide at 120℃; | 73% |
With potassium iodide In N,N-dimethyl-formamide at 120℃; | 73% |
With potassium iodide In N,N-dimethyl-formamide at 120℃; for 24h; Temperature; Time; Reagent/catalyst; Inert atmosphere; | 66% |
Conditions | Yield |
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Stage #1: bardoxolone With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 20℃; for 1.16667h; Cooling with ice; Stage #2: methanol In dichloromethane for 1h; | 96% |
bardoxolone methyl
Conditions | Yield |
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With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene for 0.5h; Reflux; Inert atmosphere; | 87% |
Stage #1: methyl 2-cyano-3,12-dioxoolean-9(11)-en-28-oate With Phenylselenyl chloride In ethyl acetate Stage #2: With dihydrogen peroxide In tetrahydrofuran; water | 40% |
With Phenylselenyl chloride; dihydrogen peroxide 1.) ethyl acetate, 2.) THF; Yield given; Multistep reaction; |
Conditions | Yield |
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With potassium iodide In N,N-dimethyl-formamide at 120℃; for 16h; Inert atmosphere; | 89% |
1,2-dihydro-2-cyano-3,12-dioxooleana-1,9(11)-dien-28-oic acid methyl ester
bardoxolone methyl
Conditions | Yield |
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With 2,3-dicyano-5,6-dichloro-p-benzoquinone In benzene for 0.5h; Heating; | 92% |
bardoxolone methyl
Conditions | Yield |
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With porcine liver esterase; γ-glutamyl transpeptidase In aq. buffer at 37℃; for 8h; pH=7.4; Enzymatic reaction; | 88% |
Oleanolic acid
bardoxolone methyl
Conditions | Yield |
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Multi-step reaction with 4 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 24 h / 0 - 20 °C / Inert atmosphere 2.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 3.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 3.2: 24 h / 35 °C / Inert atmosphere 4.1: potassium iodide / N,N-dimethyl-formamide / 24 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 4 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 24 h / 0 - 20 °C / Inert atmosphere 2.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 3.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 3.2: 90 °C / Inert atmosphere; Darkness 3.3: 18 h / 37 °C / Inert atmosphere 4.1: potassium iodide / N,N-dimethyl-formamide / 16 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 4 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 24 h / 0 - 20 °C / Inert atmosphere 2.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 3.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 3.2: 90 °C / Inert atmosphere; Darkness 4.1: potassium iodide / N,N-dimethyl-formamide / 16 h / 120 °C / Inert atmosphere View Scheme |
(4aS,6aS,6bR,8aR,12aR,12bR,14bS)-methyl2,2,6a,6b,9,9,12a-heptamethyl-10-oxo-1,2,3,4,4a,5,6,6a,6b,7,8,8a,9,10,12a,12b,13,14b-octadecahydropicene-4a-carboxylate
bardoxolone methyl
Conditions | Yield |
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Multi-step reaction with 2 steps 1.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 1.2: 24 h / 35 °C / Inert atmosphere 2.1: potassium iodide / N,N-dimethyl-formamide / 24 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 1.2: 90 °C / Inert atmosphere; Darkness 1.3: 18 h / 37 °C / Inert atmosphere 2.1: potassium iodide / N,N-dimethyl-formamide / 16 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane 2: hydrogen bromide; bromine; acetic acid 3: potassium iodide / N,N-dimethyl-formamide / 120 °C View Scheme | |
Multi-step reaction with 3 steps 1: 3-chloro-benzenecarboperoxoic acid / dichloromethane 2: hydrogen bromide; bromine; acetic acid 3: potassium iodide / N,N-dimethyl-formamide / 120 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: 3-chloro-benzenecarboperoxoic acid; hydrogen bromide / dichloromethane / 26 h / 20 °C 1.2: 24 h / 35 °C 2.1: potassium iodide / N,N-dimethyl-formamide / 30 h / 120 °C View Scheme |
oleanolic acid methyl ester
bardoxolone methyl
Conditions | Yield |
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Multi-step reaction with 3 steps 1.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 2.2: 24 h / 35 °C / Inert atmosphere 3.1: potassium iodide / N,N-dimethyl-formamide / 24 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 2.2: 90 °C / Inert atmosphere; Darkness 2.3: 18 h / 37 °C / Inert atmosphere 3.1: potassium iodide / N,N-dimethyl-formamide / 16 h / 120 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 3 steps 1.1: 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; fluorobenzene / dimethyl sulfoxide / 24 h / 85 °C / Inert atmosphere 2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 24 h / 0 - 20 °C / Inert atmosphere 2.2: 90 °C / Inert atmosphere; Darkness 3.1: potassium iodide / N,N-dimethyl-formamide / 16 h / 120 °C / Inert atmosphere View Scheme |
methyl 3β-acetoxy-12-oxoolean-9(11)-en-28-oate
bardoxolone methyl
Conditions | Yield |
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Multi-step reaction with 6 steps 1: 97 percent / methanolic KOH / 0.5 h / Heating 2: 92 percent / Jones reagent / acetone / 0.17 h / 20 °C 3: 99 percent / NaOMe / benzene / 2 h / 20 °C 4: 66 percent / NH2OH*HCl / ethanol; H2O / 1 h / Heating 5: 100 percent / NaOMe / methanol; diethyl ether / 0.75 h / 20 °C 6: 92 percent / DDQ / benzene / 0.5 h / Heating View Scheme | |
Multi-step reaction with 6 steps 1: aq. KOH / methanol 2: CrO3, H2SO4 3: 100 percent / sodium methoxide / benzene 4: 61 percent / NH2OH*HCl / aq. ethanol 5: 100 percent / sodium methoxide / methanol; diethyl ether 6: 1.) phenylselenenyl chloride, 2.) 30 percent aq. H2O2 / 1.) ethyl acetate, 2.) THF View Scheme | |
Multi-step reaction with 5 steps 1: potassium hydroxide; water / methanol 2: sodium methylate / benzene 3: hydroxylamine hydrochloride / water; ethanol 4: sodium methylate / methanol; diethyl ether 5: Phenylselenyl chloride / ethyl acetate View Scheme | |
Multi-step reaction with 4 steps 1.1: potassium hydroxide / methanol / 1 h / Reflux 2.1: chromium(VI) oxide; sulfuric acid / water; acetone / 0 - 20 °C 3.1: lithium diisopropyl amide / tetrahydrofuran; n-heptane; ethylbenzene / 0.33 h / -78 - 20 °C / Inert atmosphere 3.2: 0.08 h / -78 - 20 °C 4.1: 2,3-dicyano-5,6-dichloro-p-benzoquinone / benzene / 0.5 h / Reflux; Inert atmosphere View Scheme |