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Cas:15579-15-4
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inquiryProduct Name: 1H-Indazol-5-ol Synonyms: 5-HYDROXY (1H)INDAZOLE;1H-INDAZOL-5-OL;5-hydroxyindazole;5-Hydroxy-1H-indazole;5-Hydroxy-1H-indazole, 97+%;5-Hydroxy-1H-indazole 97% CAS: 15579-
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inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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5-methoxy-1H-indazole
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With boron tribromide In dichloromethane at 20℃; for 10h; | 71% |
1H-indazol-5-ylamine
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With sulfuric acid at 170 - 180℃; | |
With sulfuric acid at 200 - 205℃; unter Druck; | |
Stage #1: 1H-indazol-5-ylamine With sulfuric acid In water at 180℃; for 15h; Stage #2: With sodium hydroxide In water pH=> 10; |
N,O-diacetyl-5-hydroxy-1H-indazole
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With hydrogenchloride In methanol at 80℃; for 5h; | 7.99 g |
4-amino-3-methylphenol
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium acetate; isoamyl nitrite / CHCl3 / 18 h / 80 °C 2: 7.99 g / HCl / methanol / 5 h / 80 °C View Scheme |
5-nitroindazole
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Raney nickel / Hydrogenation 2: aqueous H2SO4 / 170 - 180 °C View Scheme |
isopentyl nitrate
4-amino-3-methylphenol
sodium hydrogencarbonate
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With potassium acetate; acetic anhydride In hydrochloric acid-methanol; water; chlorobenzene |
2-methyl-4-methoxyaniline
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: acetic acid; sodium nitrite / water / 20 °C 2: boron tribromide / dichloromethane / 10 h / 20 °C View Scheme |
5-hydroxy-1H-indazole
tert-butyldimethylsilyl chloride
5-(tert-butyl-dimethyl-silanyloxy)-1H-indazole
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 18℃; for 3.5h; | 100% |
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 18℃; for 3.5h; | 100% |
With 1H-imidazole In N,N-dimethyl-formamide at 25℃; for 18h; | 99% |
5-hydroxy-1H-indazole
ethyl bromoacetate
1H-indazol-5-yloxyacetic acid
Conditions | Yield |
---|---|
Stage #1: 5-hydroxy-1H-indazole; ethyl bromoacetate With potassium carbonate In acetone for 16h; Inert atmosphere; Reflux; Stage #2: With sodium hydroxide In methanol at 20℃; for 3h; Inert atmosphere; | 99% |
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With N-Bromosuccinimide In tetrahydrofuran at 20℃; for 14h; | 91% |
With N-Bromosuccinimide In tetrahydrofuran at 25℃; for 12h; | 90% |
(R)-tert-butyl 4-(3-(methylsulfonyloxy)-2-oxopyrrolidin-1-yl)piperidin-1-carboxylate
5-hydroxy-1H-indazole
(S)-tert-butyl 4-(3-(1H-indazol-5-yloxy)-2-oxopyrrolidin-1-yl)piperidine-1-carboxylate
Conditions | Yield |
---|---|
With potassium carbonate In dimethyl sulfoxide at 130℃; | 90% |
Conditions | Yield |
---|---|
With N-Bromosuccinimide In tetrahydrofuran at 0℃; for 2.5h; | 89% |
2,6-Dichloropyrimidine
5-hydroxy-1H-indazole
5-((2-chloropyrimidin-4-yl)oxy)-1H-indazole
Conditions | Yield |
---|---|
With triethylamine In ethanol at 80℃; | 87% |
With triethylamine In ethanol at 80℃; | 87% |
With triethylamine In ethanol at 80℃; | |
With triethylamine In ethanol at 80℃; |
5-hydroxy-1H-indazole
4-chloro-1H-indazol-5-ol
Conditions | Yield |
---|---|
With N-chloro-succinimide In tetrahydrofuran at 20 - 50℃; for 8h; | 86% |
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With copper(l) chloride In tetrahydrofuran at 50℃; for 12h; Inert atmosphere; Sealed tube; regioselective reaction; | 82% |
Ethyl N-phenylformimidate
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
at 175℃; for 2h; | 76% |
Conditions | Yield |
---|---|
Stage #1: 5-hydroxy-1H-indazole; C19H22F3IO2 With copper(l) chloride In tetrahydrofuran at 80℃; for 12h; Inert atmosphere; Stage #2: acetyl chloride With triethylamine In tetrahydrofuran at 20℃; for 4h; Stage #3: With N-chloro-succinimide In tetrahydrofuran at 20℃; for 4h; | 75.2% |
5-hydroxy-1H-indazole
3-Iodobenzoic acid
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; tert-butyl XPhos In 2-methyltetrahydrofuran at 70℃; for 1h; Inert atmosphere; | 75% |
Conditions | Yield |
---|---|
Stage #1: C16H16F3IO4S; 5-hydroxy-1H-indazole With copper(l) chloride In tetrahydrofuran at 80℃; for 12h; Inert atmosphere; Sealed tube; Stage #2: acetyl chloride With triethylamine at 20℃; for 4h; Inert atmosphere; Sealed tube; Stage #3: With N-chloro-succinimide at 20℃; for 4h; Inert atmosphere; Sealed tube; | 75% |
5-hydroxy-1H-indazole
5-(2-((5-(2-(3,4-dimethoxyphenyl)propan-2-yl)-1-(4-fluorophenyl)-1H-imidazol-2-yl)thio)ethoxy)-1H-indazole
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide; acetonitrile at 70℃; for 5h; Temperature; Inert atmosphere; | 74% |
Conditions | Yield |
---|---|
Porcine Brain NADase(EC 3.2.2.5) In water; dimethyl sulfoxide for 15h; Tris-HCl; | 73% |
1-Chloro-4-fluorobenzene
5-hydroxy-1H-indazole
1-(4-fluorophenyl)-1H-indazol-5-ol
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; tert-butyl XPhos In 2-methyltetrahydrofuran at 73℃; for 15h; Industrial scale; | 72% |
Conditions | Yield |
---|---|
In toluene at 100℃; | 70% |
Conditions | Yield |
---|---|
In ethanol at 120℃; for 0.75h; Microwave irradiation; | 67% |
Conditions | Yield |
---|---|
In ethanol at 120℃; for 0.75h; Microwave irradiation; | 65% |
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 20℃; for 12h; Inert atmosphere; | 63% |
Conditions | Yield |
---|---|
In toluene at 100℃; | 62% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 72h; | 59.3% |
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 6h; | |
With caesium carbonate In N,N-dimethyl-formamide at 20℃; for 26h; |
3,4-dihydro-2H-pyran
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With methanesulfonic acid In tetrahydrofuran; dichloromethane at 20℃; for 72h; Inert atmosphere; | 54% |
With methanesulfonic acid In tetrahydrofuran; dichloromethane at 20℃; |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 18h; | 54% |
2-thiophenethanol
5-hydroxy-1H-indazole
5-(2-(thiophen-2-yl)ethoxy)-1H-indazole
Conditions | Yield |
---|---|
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran; toluene at 0℃; for 4h; | 52% |
With di-isopropyl azodicarboxylate; triphenylphosphine In tetrahydrofuran; toluene at 0℃; for 4h; Inert atmosphere; | 52% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; for 5h; | 52% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; |
6-chloro-N-(5-methyl-1H-pyrazol-3-yl)-2-(methylsulfonyl)pyrimidin-4-amine
5-hydroxy-1H-indazole
trifluoroacetic acid
Conditions | Yield |
---|---|
Stage #1: 6-chloro-N-(5-methyl-1H-pyrazol-3-yl)-2-(methylsulfonyl)pyrimidin-4-amine; 5-hydroxy-1H-indazole With potassium tert-butylate In tert-butyl alcohol at 50℃; Stage #2: trifluoroacetic acid | 52% |
Tetrahydro-pyran-4-ol
5-hydroxy-1H-indazole
Conditions | Yield |
---|---|
With triphenylphosphine; diethylazodicarboxylate In tetrahydrofuran; toluene at 0 - 20℃; | 47% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; | 46% |
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; | 46% |
With potassium carbonate In DMF (N,N-dimethyl-formamide) at 40℃; for 2h; | 38% |
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