3-acetylenephenylamine
4-chloro-6,7-bis(2-methoxyethoxy)quinazoline
erlotinib
Conditions | Yield |
---|---|
In isopropyl alcohol Concentration; Reflux; | 96.6% |
In isopropyl alcohol Temperature; Reflux; | 96.6% |
In isopropyl alcohol at 20℃; Concentration; Temperature; Reflux; | 96.6% |
erlotinib hydrochloride
erlotinib
Conditions | Yield |
---|---|
With sodium hydroxide In water pH=5 - 12; Product distribution / selectivity; | 96.3% |
With ammonia In water for 2h; pH=9.4; Product distribution / selectivity; | 94.3% |
With sodium hydroxide In water; ethyl acetate at 20℃; Product distribution / selectivity; |
N′-[2-cyano-4,5-{bis(2-methoxyethoxy)phenyl}]-N,N-dimethylformamidine
3-acetylenephenylamine
erlotinib
Conditions | Yield |
---|---|
With acetic acid In N,N-dimethyl-formamide at 125℃; for 1h; | 91.5% |
With acetic acid In toluene at 125 - 130℃; | 66% |
With acetic acid at 125 - 130℃; for 3h; | 66% |
Stage #1: N′-[2-cyano-4,5-{bis(2-methoxyethoxy)phenyl}]-N,N-dimethylformamidine; 3-acetylenephenylamine With acetic acid at 125℃; for 3h; Stage #2: With sodium hydrogencarbonate In water at 0℃; |
2-amino-4,5-bis-(2-methoxyethoxy)-benzonitrile
erlotinib
Conditions | Yield |
---|---|
With toluene-4-sulfonic acid In toluene at 110℃; for 5h; Temperature; Solvent; | 88.2% |
6,7-bis(2-methoxyethoxy)-3,4-dihydroquinazolin-4-one
3-acetylenephenylamine
erlotinib
Conditions | Yield |
---|---|
With titanium tetrachloride; methoxybenzene In 1,4-dioxane for 4h; Inert atmosphere; Reflux; | 82% |
Stage #1: 6,7-bis(2-methoxyethoxy)-3,4-dihydroquinazolin-4-one With triethylamine; trichlorophosphate In toluene at 20 - 65℃; Inert atmosphere; Stage #2: 3-acetylenephenylamine In isopropyl alcohol; toluene for 2.5h; Inert atmosphere; | 64% |
6,7-bis(2-methoxyethoxy)-4-methoxyquinazoline
3-acetylenephenylamine
erlotinib
Conditions | Yield |
---|---|
Stage #1: 3-acetylenephenylamine In tetrahydrofuran; toluene at 0℃; for 0.5h; Inert atmosphere; Stage #2: 6,7-bis(2-methoxyethoxy)-4-methoxyquinazoline In tetrahydrofuran; toluene at 20℃; for 4h; Product distribution / selectivity; | 70% |
Stage #1: 3-acetylenephenylamine With n-butyllithium In tetrahydrofuran; toluene at 0℃; Inert atmosphere; Stage #2: 6,7-bis(2-methoxyethoxy)-4-methoxyquinazoline In tetrahydrofuran; toluene at 0 - 20℃; for 4.16667h; Product distribution / selectivity; | 70% |
3,4-bis(2-methoxyethoxy) benzonitrile
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: nitric acid / acetic acid / 4 h / 0 °C 2.1: sodium dithionite / water / 3 h / 50 °C 2.2: 0.5 h / 65 °C 3.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 4.1: acetic acid / toluene / 5 h / 60 °C 5.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: nitric acid / acetic acid / 4 h / 0 °C 2.1: sodium dithionite / water / 3 h / 50 °C 2.2: 0.5 h / 65 °C 3.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 4.1: acetic acid / toluene / 125 - 130 °C View Scheme | |
Multi-step reaction with 4 steps 1.1: acetic acid / 20 °C 1.2: 5 - 55 °C 2.1: palladium on activated charcoal; hydrogen / ethanol / 2.5 h / 20 °C / 2585.81 Torr 3.1: 3 h / 20 °C / Reflux 4.1: acetic acid / 2 h / Reflux View Scheme |
2-nitro-4,5-bis(2-methoxyethoxy)benzonitrile
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: sodium dithionite / water / 3 h / 50 °C 1.2: 0.5 h / 65 °C 2.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 3.1: acetic acid / toluene / 5 h / 60 °C 4.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium dithionite / water / 3 h / 50 °C 1.2: 0.5 h / 65 °C 2.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 3.1: acetic acid / toluene / 125 - 130 °C View Scheme | |
Multi-step reaction with 3 steps 1: sodium dithionite / water / 2.5 h / 50 °C 2: acetic acid / toluene / 3 h / 105 °C / Dean-Stark 3: acetic acid / 3 h / 125 - 130 °C View Scheme | |
Multi-step reaction with 4 steps 1: hydrazine hydrate / water / 3 h / 20 - 30 °C 2: trifluoroacetic acid / ethyl acetate / 4 h / Reflux 3: trichlorophosphate; N,N-dimethyl-formamide / ethyl acetate / 2 h / 70 °C / Inert atmosphere 4: ethanol / 3 h / 40 - 70 °C View Scheme | |
Multi-step reaction with 3 steps 1: palladium on activated charcoal; hydrogen / ethanol / 2.5 h / 20 °C / 2585.81 Torr 2: 3 h / 20 °C / Reflux 3: acetic acid / 2 h / Reflux View Scheme |
erlotinib
Conditions | Yield |
---|---|
In toluene at 125℃; for 5h; | 47 g |
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1.1: water; potassium hydroxide / methanol / 4 h / 20 °C 2.1: urea / 0.5 h / 220 °C 3.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 4.1: nitric acid / acetic acid / 4 h / 0 °C 5.1: sodium dithionite / water / 3 h / 50 °C 5.2: 0.5 h / 65 °C 6.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 7.1: acetic acid / toluene / 5 h / 60 °C 8.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 7 steps 1.1: water; potassium hydroxide / methanol / 4 h / 20 °C 2.1: urea / 0.5 h / 220 °C 3.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 4.1: nitric acid / acetic acid / 4 h / 0 °C 5.1: sodium dithionite / water / 3 h / 50 °C 5.2: 0.5 h / 65 °C 6.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 7.1: acetic acid / toluene / 125 - 130 °C View Scheme |
3,4-bis(2-methoxyethoxy)-benzamide
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 2.1: nitric acid / acetic acid / 4 h / 0 °C 3.1: sodium dithionite / water / 3 h / 50 °C 3.2: 0.5 h / 65 °C 4.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 5.1: acetic acid / toluene / 5 h / 60 °C 6.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 5 steps 1.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 2.1: nitric acid / acetic acid / 4 h / 0 °C 3.1: sodium dithionite / water / 3 h / 50 °C 3.2: 0.5 h / 65 °C 4.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 5.1: acetic acid / toluene / 125 - 130 °C View Scheme |
3,4-bis(2-methoxyethoxy)-benzoic acid
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: urea / 0.5 h / 220 °C 2.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 3.1: nitric acid / acetic acid / 4 h / 0 °C 4.1: sodium dithionite / water / 3 h / 50 °C 4.2: 0.5 h / 65 °C 5.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 6.1: acetic acid / toluene / 5 h / 60 °C 7.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 6 steps 1.1: urea / 0.5 h / 220 °C 2.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 3.1: nitric acid / acetic acid / 4 h / 0 °C 4.1: sodium dithionite / water / 3 h / 50 °C 4.2: 0.5 h / 65 °C 5.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 6.1: acetic acid / toluene / 125 - 130 °C View Scheme | |
Multi-step reaction with 10 steps 1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 0 - 20 °C 2: triethylamine / dichloromethane / 0 - 20 °C 3: triethylamine; dmap / dichloromethane / 24 h / 20 °C 4: sodium hydroxide / methanol / 2 h / 20 °C 5: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 6: sodium hydroxide / ethanol / 20 °C 7: ethanol / 1 h / Reflux 8: hydrogenchloride / water / 2 h / 100 - 105 °C 9: trichlorophosphate / toluene / 4 h / Reflux 10: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme |
2-amino-4,5-bis-(2-methoxyethoxy)-benzonitrile
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 2: acetic acid / toluene / 5 h / 60 °C 3: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 2 steps 1: acetic acid / toluene / 3 h / 105 °C / Dean-Stark 2: acetic acid / 3 h / 125 - 130 °C View Scheme |
N′-[2-cyano-4,5-{bis(2-methoxyethoxy)phenyl}]-N,N-dimethylformamidine
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid / toluene / 5 h / 60 °C 2: toluene / 5 h / 125 °C View Scheme |
3,4-Dihydroxybenzoic acid
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1.1: tetra-(n-butyl)ammonium iodide; potassium carbonate / N,N-dimethyl-formamide / 1 h / 100 °C 1.2: 50 - 85 °C 2.1: water; potassium hydroxide / methanol / 4 h / 20 °C 3.1: urea / 0.5 h / 220 °C 4.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 5.1: nitric acid / acetic acid / 4 h / 0 °C 6.1: sodium dithionite / water / 3 h / 50 °C 6.2: 0.5 h / 65 °C 7.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 8.1: acetic acid / toluene / 5 h / 60 °C 9.1: toluene / 5 h / 125 °C View Scheme | |
Multi-step reaction with 8 steps 1.1: tetra-(n-butyl)ammonium iodide; potassium carbonate / N,N-dimethyl-formamide / 1 h / 100 °C 1.2: 50 - 85 °C 2.1: water; potassium hydroxide / methanol / 4 h / 20 °C 3.1: urea / 0.5 h / 220 °C 4.1: phosphorus pentoxide / 5,5-dimethyl-1,3-cyclohexadiene / 18 h / Reflux 5.1: nitric acid / acetic acid / 4 h / 0 °C 6.1: sodium dithionite / water / 3 h / 50 °C 6.2: 0.5 h / 65 °C 7.1: acetic acid; N,N-dimethyl-formamide dimethyl acetal / toluene / 4 h / 105 °C 8.1: acetic acid / toluene / 125 - 130 °C View Scheme | |
Multi-step reaction with 7 steps 1.1: sulfuric acid / 10 h / 40 - 80 °C 2.1: potassium tert-butylate; potassium iodide / N,N-dimethyl-formamide / 12 h / 100 °C 3.1: sulfuric acid; nitric acid / 1 h / 20 °C / Darkness 4.1: palladium 10% on activated carbon / ethanol / 10 h / 20 °C 4.2: 20 °C 5.1: ammonium formate; triethylamine / 6 h / 160 °C 6.1: oxalyl dichloride / N,N-dimethyl-formamide; dichloromethane / 3 h / 50 °C 7.1: methanol / 3 h / 20 - 30 °C 7.2: 3 h / 50 °C View Scheme |
Ethyl protocatechuate
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 12 steps 1: potassium carbonate / N,N-dimethyl-formamide / 5 h / 50 °C 2: potassium hydroxide / ethanol; water / 3 h / 20 °C 3: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 0 - 20 °C 4: triethylamine / dichloromethane / 0 - 20 °C 5: triethylamine; dmap / dichloromethane / 24 h / 20 °C 6: sodium hydroxide / methanol / 2 h / 20 °C 7: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 8: sodium hydroxide / ethanol / 20 °C 9: ethanol / 1 h / Reflux 10: hydrogenchloride / water / 2 h / 100 - 105 °C 11: trichlorophosphate / toluene / 4 h / Reflux 12: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme | |
Multi-step reaction with 6 steps 1: potassium carbonate; tetra-(n-butyl)ammonium iodide / acetone / 64 h / Inert atmosphere; Reflux 2: acetic acid; nitric acid / 24 h / 5 °C 3: hydrogenchloride; hydrogen; platinum(IV) oxide hydrate / water; ethanol / 6 h / 2327.23 Torr 4: ammonium formate / 3 h / 160 - 165 °C / Inert atmosphere 5: pyridine; trichlorophosphate / 2.5 h / Inert atmosphere 6: pyridine / isopropyl alcohol / 4 h / Reflux; Inert atmosphere View Scheme | |
Multi-step reaction with 6 steps 1: potassium carbonate; tetra-(n-butyl)ammonium iodide / acetone / 64 h / Inert atmosphere; Reflux 2: acetic acid; nitric acid / 24 h / 5 °C 3: hydrogenchloride; hydrogen; platinum(IV) oxide hydrate / water; ethanol / 6 h / 2327.23 Torr 4: ammonium formate / 3 h / 160 - 165 °C / Inert atmosphere 5: oxalyl dichloride; N,N-dimethyl-formamide / methanol / 1.5 h / Reflux 6: pyridine / isopropyl alcohol / 4 h / Reflux; Inert atmosphere View Scheme | |
Multi-step reaction with 6 steps 1.1: potassium tert-butylate; potassium iodide / N,N-dimethyl-formamide / 12 h / 100 °C 2.1: sulfuric acid; nitric acid / 1 h / 20 °C / Darkness 3.1: palladium 10% on activated carbon / ethanol / 10 h / 20 °C 3.2: 20 °C 4.1: ammonium formate; triethylamine / 6 h / 160 °C 5.1: oxalyl dichloride / N,N-dimethyl-formamide; dichloromethane / 3 h / 50 °C 6.1: methanol / 3 h / 20 - 30 °C 6.2: 3 h / 50 °C View Scheme |
3,4-bis(2-methoxyethoxy)benzoic acid ethyl ester
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 11 steps 1: potassium hydroxide / ethanol; water / 3 h / 20 °C 2: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 3 h / 0 - 20 °C 3: triethylamine / dichloromethane / 0 - 20 °C 4: triethylamine; dmap / dichloromethane / 24 h / 20 °C 5: sodium hydroxide / methanol / 2 h / 20 °C 6: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 7: sodium hydroxide / ethanol / 20 °C 8: ethanol / 1 h / Reflux 9: hydrogenchloride / water / 2 h / 100 - 105 °C 10: trichlorophosphate / toluene / 4 h / Reflux 11: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme | |
Multi-step reaction with 5 steps 1: acetic acid; nitric acid / 24 h / 5 °C 2: hydrogenchloride; hydrogen; platinum(IV) oxide hydrate / water; ethanol / 6 h / 2327.23 Torr 3: ammonium formate / 3 h / 160 - 165 °C / Inert atmosphere 4: pyridine; trichlorophosphate / 2.5 h / Inert atmosphere 5: pyridine / isopropyl alcohol / 4 h / Reflux; Inert atmosphere View Scheme | |
Multi-step reaction with 5 steps 1: acetic acid; nitric acid / 24 h / 5 °C 2: hydrogenchloride; hydrogen; platinum(IV) oxide hydrate / water; ethanol / 6 h / 2327.23 Torr 3: ammonium formate / 3 h / 160 - 165 °C / Inert atmosphere 4: oxalyl dichloride; N,N-dimethyl-formamide / methanol / 1.5 h / Reflux 5: pyridine / isopropyl alcohol / 4 h / Reflux; Inert atmosphere View Scheme | |
Multi-step reaction with 5 steps 1.1: sulfuric acid; nitric acid / 1 h / 20 °C / Darkness 2.1: palladium 10% on activated carbon / ethanol / 10 h / 20 °C 2.2: 20 °C 3.1: ammonium formate; triethylamine / 6 h / 160 °C 4.1: oxalyl dichloride / N,N-dimethyl-formamide; dichloromethane / 3 h / 50 °C 5.1: methanol / 3 h / 20 - 30 °C 5.2: 3 h / 50 °C View Scheme |
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: triethylamine / dichloromethane / 0 - 20 °C 2: triethylamine; dmap / dichloromethane / 24 h / 20 °C 3: sodium hydroxide / methanol / 2 h / 20 °C 4: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 5: sodium hydroxide / ethanol / 20 °C 6: ethanol / 1 h / Reflux 7: hydrogenchloride / water / 2 h / 100 - 105 °C 8: trichlorophosphate / toluene / 4 h / Reflux 9: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme |
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: triethylamine; dmap / dichloromethane / 24 h / 20 °C 2: sodium hydroxide / methanol / 2 h / 20 °C 3: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 4: sodium hydroxide / ethanol / 20 °C 5: ethanol / 1 h / Reflux 6: hydrogenchloride / water / 2 h / 100 - 105 °C 7: trichlorophosphate / toluene / 4 h / Reflux 8: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme |
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver hexafluoroantimonate; [bis(acetoxy)iodo]benzene / dichloromethane / 16 h / 40 °C / Inert atmosphere 2: sodium hydroxide / ethanol / 20 °C 3: ethanol / 1 h / Reflux 4: hydrogenchloride / water / 2 h / 100 - 105 °C 5: trichlorophosphate / toluene / 4 h / Reflux 6: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme |
erlotinib
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: sodium hydroxide / ethanol / 20 °C 2: ethanol / 1 h / Reflux 3: hydrogenchloride / water / 2 h / 100 - 105 °C 4: trichlorophosphate / toluene / 4 h / Reflux 5: pyridine / isopropyl alcohol / 4 h / Reflux View Scheme |
erlotinib
erlotinib hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In isopropyl alcohol at 0℃; for 1h; Product distribution / selectivity; Inert atmosphere; | 100% |
With hydrogenchloride In ethanol; water at 72℃; for 0.333333h; Solvent; Temperature; | 99% |
With hydrogenchloride In water; acetone at 10℃; for 2.5h; Solvent; Temperature; | 98.7% |
erlotinib
Conditions | Yield |
---|---|
With hydrogenchloride In diethyl ether; dichloromethane at 15 - 30℃; for 3.08333h; Product distribution / selectivity; | 100% |
With hydrogenchloride In 1,4-dioxane; isopropyl alcohol at 0 - 70℃; for 1.5h; Solvent; Temperature; | 97.2% |
With hydrogenchloride In water; butanone at 30 - 35℃; | 93.13% |
With hydrogenchloride In isopropyl alcohol at 20 - 65℃; for 1h; Time; Concentration; | 30.0 g |
With hydrogenchloride In diethyl ether; chloroform | 90 mg |
Conditions | Yield |
---|---|
In isopropyl alcohol at 20 - 25℃; for 0.0416667h; Product distribution / selectivity; | 95.43% |
erlotinib
Conditions | Yield |
---|---|
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) In N,N-dimethyl-formamide at 40℃; for 48h; Inert atmosphere; | 95% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In ethanol; water at 20℃; for 24h; | 93% |
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In tetrahydrofuran; ethanol; water at 20℃; for 24h; | 93% |
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In tetrahydrofuran; water; tert-butyl alcohol at 40℃; for 5h; Inert atmosphere; | 54% |
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In tetrahydrofuran; water; tert-butyl alcohol at 60℃; for 3h; Inert atmosphere; |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In tetrahydrofuran; water; tert-butyl alcohol at 60℃; for 3h; Inert atmosphere; | 91% |
tert-butyl N-(3-azidopropyl)carbamate
erlotinib
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol at 60℃; Inert atmosphere; | 90% |
erlotinib
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In dimethyl sulfoxide at 20℃; for 12h; | 90% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In ethanol; chloroform; water for 24h; Darkness; | 89% |
benzyl azide
erlotinib
Conditions | Yield |
---|---|
With [(1-phenylisoquinoline)2Ir(acetylacetonate)] In dichloromethane at 20℃; Irradiation; regioselective reaction; | 87% |
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In tetrahydrofuran; water; tert-butyl alcohol at 70℃; | 0.41 g |
carbon monoxide
erlotinib
Conditions | Yield |
---|---|
With dimanganese decacarbonyl In toluene at 100℃; under 760.051 Torr; for 16h; Schlenk technique; Sealed tube; | 86% |
erlotinib
Conditions | Yield |
---|---|
With cobalt(II) acetate; sodium pivalate at 23℃; for 16h; Inert atmosphere; Electrolysis; | 85% |
erlotinib
1-azido-1-deoxy-β-D-glucopyranoside tetraacetate
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In water; tert-butyl alcohol for 24h; | 83% |
Conditions | Yield |
---|---|
With copper(ll) sulfate pentahydrate; sodium L-ascorbate In ethanol; chloroform; water for 24h; Darkness; | 82% |
1. Introduction of Erlotinib
Erlotinib, with the IUPAC Name of N-(3-Ethynylphenyl)-6,7-bis(2-methoxyethoxy)quinazolin-4-amine, is one kind of white or off-white crystalline powder. Its classification code are Enzyme Inhibitors and Protein Kinase Inhibitors. And it belongs to the Product Categories which include Erlotinib; Pharmaceutical intermediate. Erlotinib is used to be a antineoplastic drug.
2. Properties of Erlotinib
(1)Molecular Weight: 393.435720 g/mol; (2)Molar Refractivity: 110.06 cm3; (3)Molar Volume: 315.4 cm3; (4)Density: 1.24 g/cm3; (5)Flash Point: 288.6 °C ; (6)Index of Refraction: 1.614; (7)Polarizability: 43.63×10-24cm3 ; (8)Surface Tension: 59.9 dyne/cm ; (9)Enthalpy of Vaporization: 83.44 kJ/mol ; (10)Boiling Point: 553.6 °C at 760 mmHg ; (11)Vapour Pressure: 2.69E-12 mmHg at 25°C。
3. Structure Descriptors of Erlotinib
You could convert the following datas into the molecular structure:
(1).Canonical SMILES: COCCOC1=C(C=C2C(=C1)C(=NC=N2)NC3=CC=CC(=C3)C#C)OCCOC
(2).InChI: InChI=1S/C22H23N3O4/c1-4-16-6-5-7-17(12-16)25-22-18-13-20(28-10-8-26-2)21(29-11-9-27-3)14-19(18)23-15-24-22/h1,5-7,12-15H,8-11H2,2-3H3,(H,23,24,25)
(3).InChIKey: AAKJLRGGTJKAMG-UHFFFAOYSA-N
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