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5-Benzyloxyindole-3-carboxaldehyde cas 6953-22-6Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
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inquiryConditions | Yield |
---|---|
Stage #1: 1H-imidazole; 5-benzyloxy-1H-indole With acetic anhydride at 130℃; for 1h; Stage #2: With sodium hydroxide In ethanol; water for 1h; Heating; Further stages.; | 91% |
5-benzyloxy-1H-indole
N,N-dimethyl-formamide
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at 0℃; for 0.25h; Stage #2: 5-benzyloxy-1H-indole at 50 - 60℃; for 1.5h; Stage #3: With sodium hydroxide In water at 0℃; for 0.0333333h; Heating / reflux; | 84% |
Stage #1: 5-benzyloxy-1H-indole; N,N-dimethyl-formamide With trichlorophosphate at 20℃; for 0.5h; Stage #2: With sodium hydroxide In water at 0℃; | 83% |
Stage #1: N,N-dimethyl-formamide With trichlorophosphate at -30 - 20℃; for 0.5h; Vilsmeier-Haack Formylation; Stage #2: 5-benzyloxy-1H-indole at 20℃; for 1h; Vilsmeier-Haack Formylation; | 81% |
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
With triethylamine; 2-amino-3-(5-hydroxy-1H-indol-3-yl)propionic acid methyl ester In methanol for 6h; Microwave irradiation; Reflux; | 55% |
5-benzyloxy-1H-indole
N,N-dimethyl-formamide
trichlorophosphate
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
und Erwaermen des Reaktionsprodukts mit wss.Natronlauge oder mit wss.Natriumcarbonat-Loesung.; |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium carbonate / acetone / 5 h / Heating 2: 2.) hydrazine hydrate / 2.) Raney nickel / 1.) reflux, 3 h, 2.) THF, MeOH, RT, 30 min 3: 1.) phosphorus oxychloride, 2.) conc. HCl / 1.) 0 deg C, 1 h, 2.) MeOH, THF, RT, 45 min View Scheme |
5-benzyloxy-2-nitrotoluene
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 2.) hydrazine hydrate / 2.) Raney nickel / 1.) reflux, 3 h, 2.) THF, MeOH, RT, 30 min 2: 1.) phosphorus oxychloride, 2.) conc. HCl / 1.) 0 deg C, 1 h, 2.) MeOH, THF, RT, 45 min View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: potassium carbonate / acetone / 5 h / Heating 2: 2.) hydrazine hydrate / 2.) Raney nickel / 1.) reflux, 3 h, 2.) THF, MeOH, RT, 30 min 3: 1.) phosphorus oxychloride, 2.) conc. HCl / 1.) 0 deg C, 1 h, 2.) MeOH, THF, RT, 45 min View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: copper oxide-chromium oxide; quinoline / 280 °C 2: phosphoryl chloride / und anschliessenden Hydrolysieren mit wss.Natronlauge bzw. wss.Natriumcarbonat-Loesung View Scheme |
oxalyl dichloride
5-benzyloxy-1H-indole
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
With N,N-dimethyl-formamide at 20℃; for 5h; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 24 h / Reflux 2.1: trichlorophosphate / 0.5 h / -30 - 20 °C 2.2: 1 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 24 h / Reflux 2.1: trichlorophosphate / 0.5 h / -30 - 20 °C 2.2: 1 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate / acetone 2: trichlorophosphate View Scheme |
5-benzyloxyindole-3-carboxaldehyde
methyl iodide
5-(benzyloxy)-1-methyl-1H-indole-3-carbaldehyde
Conditions | Yield |
---|---|
Stage #1: 5-benzyloxyindole-3-carboxaldehyde With sodium hydride In DMF (N,N-dimethyl-formamide) for 0.0833333h; Stage #2: methyl iodide In DMF (N,N-dimethyl-formamide) for 0.5h; | 95% |
Stage #1: 5-benzyloxyindole-3-carboxaldehyde With sodium hydride In DMF (N,N-dimethyl-formamide) at 0 - 20℃; for 0.5h; Stage #2: methyl iodide In DMF (N,N-dimethyl-formamide) at 20℃; for 16h; |
Conditions | Yield |
---|---|
With dichloro bis(acetonitrile) palladium(II); lithium acetate; oxygen; copper dichloride In 1,2-dimethoxyethane at 70℃; for 7h; Mechanism; regioselective reaction; | 95% |
5-benzyloxyindole-3-carboxaldehyde
(S)-alaninamide hydrochloride
Conditions | Yield |
---|---|
Stage #1: (S)-alaninamide hydrochloride With sodium cyanoborohydride In methanol at 20℃; for 0.25h; Molecular sieve; Inert atmosphere; Stage #2: 5-benzyloxyindole-3-carboxaldehyde In methanol at 20 - 35℃; for 4h; Inert atmosphere; | 92.1% |
5-benzyloxyindole-3-carboxaldehyde
5-benzyloxy-1H-indole-3-carbonitrile
Conditions | Yield |
---|---|
With 1,3-dimethyl-2-imidazolidinone; sodium hexamethyldisilazane In tetrahydrofuran at 185℃; for 12h; | 87% |
5-benzyloxyindole-3-carboxaldehyde
5-(benzyloxy)-3-methyl-1H-indole
Conditions | Yield |
---|---|
With sodium tetrahydroborate; palladium on activated charcoal In isopropyl alcohol for 3h; Heating; | 84% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; Schlenk technique; | |
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃; | 578 mg |
5-benzyloxyindole-3-carboxaldehyde
benzenesulfonyl chloride
5-benzyloxy-1-phenylsulfonyl-1H-indole-3-carboxaldehyde
Conditions | Yield |
---|---|
With N-benzyl-N,N,N-triethylammonium chloride; sodium hydroxide at 0℃; for 2h; Reflux; Inert atmosphere; | 81% |
With tetra(n-butyl)ammonium hydrogensulfate; potassium hydroxide In water; benzene at 20℃; for 2.5h; | 65% |
With sodium hydroxide; tetra(n-butyl)ammonium hydrogensulfate In tetrahydrofuran; dichloromethane; water at 0 - 20℃; for 1.5h; |
piperidine
2-thioxo-4-thiazolidinone
5-benzyloxyindole-3-carboxaldehyde
5-[(5-benzyloxy-1H-indol-3-yl)methylene]-2-(1-piperidinyl)rhodanine
Conditions | Yield |
---|---|
for 0.05h; Microwave irradiation; neat (no solvent); | 81% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; for 0.666667h; | 81% |
With dmap; triethylamine In dichloromethane at 20℃; for 0.666667h; | 81% |
With dmap; triethylamine In dichloromethane at 20℃; for 0.666667h; | 81% |
Conditions | Yield |
---|---|
Stage #1: 5-benzyloxyindole-3-carboxaldehyde With tetrabutylammomium bromide; sodium hydroxide In dichloromethane; water at 20℃; for 0.166667h; Stage #2: p-toluenesulfonyl chloride In dichloromethane; water at 20℃; for 0.5h; | 76% |
Conditions | Yield |
---|---|
In ethanol Reflux; | 76% |
Conditions | Yield |
---|---|
Stage #1: 5-benzyloxyindole-3-carboxaldehyde With sodium hydride In N,N-dimethyl-formamide; mineral oil for 0.666667h; Inert atmosphere; Stage #2: ethyl iodide In N,N-dimethyl-formamide at 25℃; for 12h; Inert atmosphere; | 76% |
5-benzyloxyindole-3-carboxaldehyde
1,2,6-trimethylquinolin-1-ium iodide
Conditions | Yield |
---|---|
With piperidine In ethanol at 30℃; for 0.133333h; Microwave irradiation; | 75% |
5-benzyloxyindole-3-carboxaldehyde
benzoyl chloride
1-benzoyl-5-benzyloxy-1H-indole-3-carbaldehyde
Conditions | Yield |
---|---|
With dmap; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; | 70% |
Conditions | Yield |
---|---|
With dmap; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; | 70% |
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
With piperidine In ethanol at 50℃; for 0.133333h; Microwave irradiation; | 70% |
Conditions | Yield |
---|---|
With hydrogenchloride In methanol for 2h; Heating; pH 3-4; | 69% |
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; (triphenylphosphine)gold(I) chloride In 5,5-dimethyl-1,3-cyclohexadiene at 130℃; for 30h; Inert atmosphere; | 68% |
Conditions | Yield |
---|---|
With piperidine In ethanol at 70℃; for 24h; Knoevenagel Condensation; | 62% |
5-benzyloxyindole-3-carboxaldehyde
ethyl acetoacetate
4-[(5-benzyloxy-1H-indole-3-yl)-methylene]-3-methyl-isoxazole-5-one
Conditions | Yield |
---|---|
With pyridine; hydroxylamine hydrochloride In ethanol Reflux; | 60% |
5-benzyloxyindole-3-carboxaldehyde
2-[4-(benzyloxy)benzyl]acetic acid
(αE)-α-[[1-acetyl-5-(phenylmethoxy)-1H-indol-3-yl]methylene]-4-phenylmethoxybenzeneacetic acid
Conditions | Yield |
---|---|
Stage #1: 5-benzyloxyindole-3-carboxaldehyde; 2-[4-(benzyloxy)benzyl]acetic acid With acetic anhydride; triethylamine at 130℃; for 6h; Stage #2: With water In tetrahydrofuran; ethanol at 22 - 90℃; for 16h; | 60% |
Conditions | Yield |
---|---|
With copper diacetate; palladium diacetate In toluene at 110℃; for 24h; Inert atmosphere; | 60% |
5-benzyloxyindole-3-carboxaldehyde
2-methylbenzoindolium perchlorate
Conditions | Yield |
---|---|
In ethanol at 45℃; for 0.166667h; | 58% |
4-Methoxyphenylacetic acid
5-benzyloxyindole-3-carboxaldehyde
(αE)-α-[[1-acetyl-5-(phenylmethoxy)-1H-indol-3-yl]methylene]-4-methoxybenzeneacetic acid
Conditions | Yield |
---|---|
Stage #1: 4-Methoxyphenylacetic acid; 5-benzyloxyindole-3-carboxaldehyde With acetic anhydride; triethylamine at 130℃; for 6h; Stage #2: With water In tetrahydrofuran; ethanol at 22 - 90℃; for 16h; | 56% |
5-benzyloxyindole-3-carboxaldehyde
acetophenone O-acetyloxime
Conditions | Yield |
---|---|
With pyridine; iodine In 1,4-dioxane at 110℃; regioselective reaction; | 56% |
With pyridine; iodine In 1,4-dioxane at 110℃; for 12h; Sealed tube; | 56% |
5-benzyloxyindole-3-carboxaldehyde
Conditions | Yield |
---|---|
With silver hexafluoroantimonate; (triphenylphosphine)gold(I) chloride In 5,5-dimethyl-1,3-cyclohexadiene at 130℃; for 30h; Inert atmosphere; | 53% |
Conditions | Yield |
---|---|
With piperidine In ethanol at 70℃; for 24h; Knoevenagel Condensation; | 52% |
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