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TOPRAMEZONE CAS:210631-68-8 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic intermediate
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Product name: Topramezone CAS No.:210631-68-8 Molecule Formula:C16H17N3O5S Molecule Weight:363.38 Purity: 97.0% Package: 25kg/drum Description:Yellowish-brown powder Manufacture Standards:Enterprise Standard TESTING ITEMS
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inquirytopramezone CAS NO.:210631-68-8 Application:topramezone CAS NO.:210631-68-8
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1,4-dioxane
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
1-methyl-5-hydroxypyrazole
topramezone
Conditions | Yield |
---|---|
With carbon monoxide; potassium carbonate; triethylamine; triphenylphosphine; palladium(II) chloride In water | 100% |
With hydrogenchloride; potassium carbonate; triethylamine; bis(triphenylphosphine)palladium(II) dichloride In water |
topramezone
Conditions | Yield |
---|---|
With hydrogen bromide; methyl(tri-n-octyl)ammonium bromide for 3h; Reagent/catalyst; Reflux; | 93.5% |
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
formyl radical
1-methyl-5-hydroxypyrazole
topramezone
Conditions | Yield |
---|---|
Stage #1: 3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole With potassium carbonate In 1,4-dioxane Reflux; Stage #2: 1-methyl-5-hydroxypyrazole With triphenylphosphine; sodium iodide In 1,4-dioxane at 60℃; for 0.5h; Stage #3: formyl radical With palladium on activated charcoal In 1,4-dioxane at 120℃; under 11251.1 Torr; for 20h; Reagent/catalyst; Temperature; | 84.4% |
3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoic acid
1-methyl-5-hydroxypyrazole
topramezone
Conditions | Yield |
---|---|
Stage #1: 3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoic acid With pyridine; thionyl chloride In benzene for 3h; Reflux; Stage #2: 1-methyl-5-hydroxypyrazole With triethylamine In 1,4-dioxane at 20℃; for 3h; Stage #3: With potassium carbonate for 6h; Reflux; | 81.46% |
Stage #1: 3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoic acid With pyridine; thionyl chloride In toluene for 3h; Reflux; Stage #2: 1-methyl-5-hydroxypyrazole With triethylamine In 1,4-dioxane at 20℃; for 3h; | 80.5% |
Stage #1: 3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoic acid With thionyl chloride for 2h; Reflux; Stage #2: With triethylamine In 1,2-dichloro-ethane at 20 - 30℃; for 0.5h; Stage #3: 1-methyl-5-hydroxypyrazole In 1,2-dichloro-ethane for 4h; Reflux; | 20.87% |
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
carbon monoxide
topramezone
Conditions | Yield |
---|---|
With potassium carbonate; triethylamine; triphenylphosphine; palladium dichloride In 1,4-dioxane at 130℃; under 7500.75 Torr; for 10h; Inert atmosphere; | 70% |
3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoyl chloride
2-hydroxy-2-methylpropanenitrile
topramezone
Conditions | Yield |
---|---|
With triethylamine In methanol; chloroform |
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
carbon monoxide
1-methyl-5-hydroxypyrazole
topramezone
Conditions | Yield |
---|---|
With potassium carbonate; triphenylphosphine; palladium dichloride In 1,4-dioxane at 130℃; under 11251.1 Torr; |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: thionyl chloride / toluene / Reflux 1.2: 5 h / 0 °C 2.1: magnesium / tetrahydrofuran / 5 h / 60 °C / Inert atmosphere 2.2: 1 h / 10 °C / Inert atmosphere 3.1: sodium tungstate (VI) dihydrate; dihydrogen peroxide; acetic acid / 3 h / 60 °C 4.1: methyl(tri-n-octyl)ammonium bromide; hydrogen bromide / 3 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: magnesium / tetrahydrofuran / 5 h / 60 °C / Inert atmosphere 1.2: 1 h / 10 °C / Inert atmosphere 2.1: sodium tungstate (VI) dihydrate; dihydrogen peroxide; acetic acid / 3 h / 60 °C 3.1: methyl(tri-n-octyl)ammonium bromide; hydrogen bromide / 3 h / Reflux View Scheme |
3-((2-methyl)-6-methylthiophenyl)-4,5-dihydroisoxazole
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / ethyl acetate; hexane / 3 h / 0 °C / Reflux 1.2: 2 h / 0 - 20 °C 2.1: acetic acid; dihydrogen peroxide / 30 h / 30 °C 3.1: pyridine; thionyl chloride / toluene / 3 h / Reflux 3.2: 3 h / 20 °C View Scheme |
3-(2-methyl-6-aminophenyl)-4,5-dihydroisoxazole
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: nitroso isopentyl ester; copper / 2 h / 30 °C / Cooling with ice 2.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / ethyl acetate; hexane / 3 h / 0 °C / Reflux 2.2: 2 h / 0 - 20 °C 3.1: acetic acid; dihydrogen peroxide / 30 h / 30 °C 4.1: pyridine; thionyl chloride / toluene / 3 h / Reflux 4.2: 3 h / 20 °C View Scheme |
3-((2-methyl)-6-nitrophenyl)-4,5-dihydroisoxazole
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: 5%-palladium/activated carbon; hydrogen / dichloromethane / 10 h / 25 - 30 °C 2.1: nitroso isopentyl ester; copper / 2 h / 30 °C / Cooling with ice 3.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / ethyl acetate; hexane / 3 h / 0 °C / Reflux 3.2: 2 h / 0 - 20 °C 4.1: acetic acid; dihydrogen peroxide / 30 h / 30 °C 5.1: pyridine; thionyl chloride / toluene / 3 h / Reflux 5.2: 3 h / 20 °C View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: acetic acid; chlorine / 4 h / Inert atmosphere 1.2: 24 h / 6000.6 - 7500.75 Torr 2.1: 5%-palladium/activated carbon; hydrogen / dichloromethane / 10 h / 25 - 30 °C 3.1: nitroso isopentyl ester; copper / 2 h / 30 °C / Cooling with ice 4.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / ethyl acetate; hexane / 3 h / 0 °C / Reflux 4.2: 2 h / 0 - 20 °C 5.1: acetic acid; dihydrogen peroxide / 30 h / 30 °C 6.1: pyridine; thionyl chloride / toluene / 3 h / Reflux 6.2: 3 h / 20 °C View Scheme |
2,3-dimethylnitrobenzene
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: nitroso isopentyl ester; sodium methylate / N,N-dimethyl-formamide / 0.5 h / -40 - -35 °C 2.1: acetic acid; chlorine / 4 h / Inert atmosphere 2.2: 24 h / 6000.6 - 7500.75 Torr 3.1: 5%-palladium/activated carbon; hydrogen / dichloromethane / 10 h / 25 - 30 °C 4.1: nitroso isopentyl ester; copper / 2 h / 30 °C / Cooling with ice 5.1: N,N,N,N,-tetramethylethylenediamine; n-butyllithium / ethyl acetate; hexane / 3 h / 0 °C / Reflux 5.2: 2 h / 0 - 20 °C 6.1: acetic acid; dihydrogen peroxide / 30 h / 30 °C 7.1: pyridine; thionyl chloride / toluene / 3 h / Reflux 7.2: 3 h / 20 °C View Scheme |
2,3-dimethyl-4-methanesulfonyl-1-chlorobenzene
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2 h / -20 - -15 °C 2.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 2.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 3.1: copper(l) iodide / N,N-dimethyl-formamide / 24 h / 100 °C / Inert atmosphere 4.1: sulfuric acid / 12 h / 100 °C 5.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 5.2: 3 h / 20 °C 5.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 1.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 2.1: copper(l) iodide / N,N-dimethyl-formamide / 24 h / 100 °C / Inert atmosphere 3.1: sulfuric acid / 12 h / 100 °C 4.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 4.2: 3 h / 20 °C 4.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: copper(l) iodide / N,N-dimethyl-formamide / 24 h / 100 °C / Inert atmosphere 2.1: sulfuric acid / 12 h / 100 °C 3.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 3.2: 3 h / 20 °C 3.3: 6 h / Reflux View Scheme |
2,3-dimethyl-4-methylsulfanylbromobenzene
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: acetic acid; dihydrogen peroxide; sodium tungstate (VI) dihydrate / 2 h / 100 °C 2.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2.5 h / -20 - -15 °C 3.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 3.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 4.1: N,N-dimethyl-formamide / 8 h / 120 °C / Inert atmosphere 5.1: sulfuric acid / 12 h / 100 °C 6.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 6.2: 3 h / 20 °C 6.3: 6 h / Reflux View Scheme |
2,3-dimethyl-4-methanesulfonyl-1-bromobenzene
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2.5 h / -20 - -15 °C 2.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 2.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 3.1: N,N-dimethyl-formamide / 8 h / 120 °C / Inert atmosphere 4.1: sulfuric acid / 12 h / 100 °C 5.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 5.2: 3 h / 20 °C 5.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 1.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 2.1: N,N-dimethyl-formamide / 8 h / 120 °C / Inert atmosphere 3.1: sulfuric acid / 12 h / 100 °C 4.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 4.2: 3 h / 20 °C 4.3: 6 h / Reflux View Scheme |
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: N,N-dimethyl-formamide / 8 h / 120 °C / Inert atmosphere 2.1: sulfuric acid / 12 h / 100 °C 3.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 3.2: 3 h / 20 °C 3.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sulfuric acid / 12 h / 100 °C 2.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 2.2: 3 h / 20 °C 2.3: 6 h / Reflux View Scheme |
1,2-dimethyl-3-(methylsulfanyl)benzene
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1.1: bromine / 1,2-dichloro-ethane / 2 h / 20 - 25 °C 2.1: acetic acid; dihydrogen peroxide; sodium tungstate (VI) dihydrate / 2 h / 100 °C 3.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2.5 h / -20 - -15 °C 4.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 4.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 5.1: N,N-dimethyl-formamide / 8 h / 120 °C / Inert atmosphere 6.1: sulfuric acid / 12 h / 100 °C 7.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 7.2: 3 h / 20 °C 7.3: 6 h / Reflux View Scheme | |
Multi-step reaction with 7 steps 1.1: chlorobenzene; aluminum (III) chloride; sulfuryl dichloride / 2.33 h / 5 °C 2.1: acetic acid; dihydrogen peroxide; sodium tungstate (VI) dihydrate / 1.17 h / 100 °C 3.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2 h / -20 - -15 °C 4.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 4.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 5.1: copper(l) iodide / N,N-dimethyl-formamide / 24 h / 100 °C / Inert atmosphere 6.1: sulfuric acid / 12 h / 100 °C 7.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 7.2: 3 h / 20 °C 7.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1.1: acetic acid; dihydrogen peroxide; sodium tungstate (VI) dihydrate / 1.17 h / 100 °C 2.1: sodium ethanolate; n-Butyl nitrite / N,N-dimethyl-formamide / 2 h / -20 - -15 °C 3.1: N-chloro-succinimide / acetonitrile / 1 h / 45 - 60 °C 3.2: 3 h / 20 °C / 4500.45 Torr / Autoclave 4.1: copper(l) iodide / N,N-dimethyl-formamide / 24 h / 100 °C / Inert atmosphere 5.1: sulfuric acid / 12 h / 100 °C 6.1: thionyl chloride; pyridine / benzene / 3 h / Reflux 6.2: 3 h / 20 °C 6.3: 6 h / Reflux View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: copper(l) chloride / tetrahydrofuran; N,N-dimethyl-formamide / 12 h / 0 °C / Inert atmosphere 2: iron(III) chloride; N-Bromosuccinimide / tetrahydrofuran / 2 h / 50 - 65 °C / Inert atmosphere 3: triethylamine; potassium carbonate; palladium dichloride; triphenylphosphine / 1,4-dioxane / 10 h / 130 °C / 7500.75 Torr / Inert atmosphere View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: iron(III) chloride; N-chloro-succinimide / tetrahydrofuran / 5 h / 60 °C / 7500.75 Torr / Inert atmosphere 2: copper(l) chloride / tetrahydrofuran; N,N-dimethyl-formamide / 12 h / 0 °C / Inert atmosphere 3: iron(III) chloride; N-Bromosuccinimide / tetrahydrofuran / 2 h / 50 - 65 °C / Inert atmosphere 4: triethylamine; potassium carbonate; palladium dichloride; triphenylphosphine / 1,4-dioxane / 10 h / 130 °C / 7500.75 Torr / Inert atmosphere View Scheme |
2-bromo-6-methylbenzaldehyde
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: hydroxylamine hydrochloride; sodium hydroxide / tetrahydrofuran; water / 6 h / 30 °C / Inert atmosphere 2: iron(III) chloride; N-chloro-succinimide / tetrahydrofuran / 5 h / 60 °C / 7500.75 Torr / Inert atmosphere 3: copper(l) chloride / tetrahydrofuran; N,N-dimethyl-formamide / 12 h / 0 °C / Inert atmosphere 4: iron(III) chloride; N-Bromosuccinimide / tetrahydrofuran / 2 h / 50 - 65 °C / Inert atmosphere 5: triethylamine; potassium carbonate; palladium dichloride; triphenylphosphine / 1,4-dioxane / 10 h / 130 °C / 7500.75 Torr / Inert atmosphere View Scheme |
2-methylphenyl aldehyde
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: iron(III) chloride; N-Bromosuccinimide / ethyl acetate / 2 h / 45 °C / Inert atmosphere 2: hydroxylamine hydrochloride; sodium hydroxide / tetrahydrofuran; water / 6 h / 30 °C / Inert atmosphere 3: iron(III) chloride; N-chloro-succinimide / tetrahydrofuran / 5 h / 60 °C / 7500.75 Torr / Inert atmosphere 4: copper(l) chloride / tetrahydrofuran; N,N-dimethyl-formamide / 12 h / 0 °C / Inert atmosphere 5: iron(III) chloride; N-Bromosuccinimide / tetrahydrofuran / 2 h / 50 - 65 °C / Inert atmosphere 6: triethylamine; potassium carbonate; palladium dichloride; triphenylphosphine / 1,4-dioxane / 10 h / 130 °C / 7500.75 Torr / Inert atmosphere View Scheme |
topramezone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: iron(III) chloride; N-Bromosuccinimide / tetrahydrofuran / 2 h / 50 - 65 °C / Inert atmosphere 2: triethylamine; potassium carbonate; palladium dichloride; triphenylphosphine / 1,4-dioxane / 10 h / 130 °C / 7500.75 Torr / Inert atmosphere View Scheme |
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