Products

Refine

Country

Business Type

Certificate

Display

COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

Topramezone

Cas:210631-68-8

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

With our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin

TOPRAMEZONE

Cas:210631-68-8

Min.Order:1 Kilogram

FOB Price: $3.0 / 10.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Discount price CAS 210631-68-8 with best quality

Cas:210631-68-8

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Dayang Chem (Hangzhou) Co.,Ltd.

As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem’s R&D center offer custom synthesis according to the contract research and development services for the fine chemicals, ph

Topramezone

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

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

TOPRAMEZONE CAS:210631-68-8

Cas:210631-68-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

TOPRAMEZONE

Cas:210631-68-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

Topramezone

Cas:210631-68-8

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Zibo Dorne chemical technology co. LTD

Product Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,

TOPRAMEZONE

Cas:210631-68-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

Topramezone

Cas:210631-68-8

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

Siwei Development Group Ltd.

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

Best Quality Topramezone

Cas:210631-68-8

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis:

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Tianfu Chemical Co., Ltd.

TOPRAMEZONE high purity manufacture direct CAS 210631-68-8 Appearance liquid Purity 98% Package 200kg/drum. or by bottle Payment T/T prepayment, L/C at sight Leading time in sto

TOPRAMEZONE liquid

Cas:210631-68-8

Min.Order:100 Kilogram

FOB Price: $35.0 / 50.0

Type:Lab/Research institutions

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

1, High quality with competitive price:2, Fast and safe delivery3.Excellent pre-sales and after-sales service4. Well-trained and professional technologist and sales with rich experience in the field for 5-10 yearsAppearance:see detailed specification

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Fandachem Co.,Ltd

TOPRAMEZONE,cas:210631-68-8 from fandachem Application:herbicide Transportation:by air,by sea,by express

TOPRAMEZONE,cas:210631-68-8 from fandachem

Cas:210631-68-8

Min.Order:0 Metric Ton

Negotiable

Type:Other

inquiry

Hubei Langyou International Trading Co., Ltd

topramezone CAS NO.:210631-68-8 Application:topramezone CAS NO.:210631-68-8

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Other

inquiry

BOC Sciences

We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:White to beige crystals Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use a

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Chinqesen Biotechnology Co., Ltd.

Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen

210631-68-8

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou ZeErRui Chemical Co., Ltd.

Hangzhou ZeErRui Chemical Co., Ltd. located in Lingang industrial areas, our plant covers an area of 6000 square meters.ZeErRui dedicated to the development, production and marketing of chemicals. We have earned ourselves a good reputation at home an

Topramezone manufature

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Chemlyte Solutions

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

topramezone

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Other

inquiry

Saiwante (shanghai) New Material Technology Co., Ltd.

Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology

topramezone CAS NO.:210631-68-8

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

ZHEJIANG JIUZHOU CHEM CO.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

TOPRAMEZONE

Cas:210631-68-8

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

1,4-dioxane
123-91-1

1,4-dioxane

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
247922-29-8

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole

1-methyl-5-hydroxypyrazole
33641-15-5

1-methyl-5-hydroxypyrazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
With carbon monoxide; potassium carbonate; triethylamine; triphenylphosphine; palladium(II) chloride In water100%
With hydrogenchloride; potassium carbonate; triethylamine; bis(triphenylphosphine)palladium(II) dichloride In water
[3-(4,5-dihydro-1,2-oxazol-3-yl)-4-methylsulfonyl-2-methylphenyl](5-methoxy-1-methylpyrazole-4-yl)methanone

[3-(4,5-dihydro-1,2-oxazol-3-yl)-4-methylsulfonyl-2-methylphenyl](5-methoxy-1-methylpyrazole-4-yl)methanone

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
247922-29-8

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole

formyl radical
2597-44-6

formyl radical

1-methyl-5-hydroxypyrazole
33641-15-5

1-methyl-5-hydroxypyrazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
223646-24-0

3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoic acid

1-methyl-5-hydroxypyrazole
33641-15-5

1-methyl-5-hydroxypyrazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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%
5-hydroxy-1-methyl-1H-pyrazole hydrochloride

5-hydroxy-1-methyl-1H-pyrazole hydrochloride

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
247922-29-8

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole

carbon monoxide
201230-82-2

carbon monoxide

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
With potassium carbonate; triethylamine; triphenylphosphine; palladium dichloride In 1,4-dioxane at 130℃; under 7500.75 Torr; for 10h; Inert atmosphere;70%
5-hydroxy-1-methyl-1H-pyrazole hydrochloride

5-hydroxy-1-methyl-1H-pyrazole hydrochloride

3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoyl chloride
223646-31-9

3-(4,5-dihydroisoxazol-3-yl)-4-methylsulfonyl-2-methylbenzoyl chloride

2-hydroxy-2-methylpropanenitrile
75-86-5

2-hydroxy-2-methylpropanenitrile

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
With triethylamine In methanol; chloroform
3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole
247922-29-8

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole

carbon monoxide
201230-82-2

carbon monoxide

1-methyl-5-hydroxypyrazole
33641-15-5

1-methyl-5-hydroxypyrazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
With potassium carbonate; triphenylphosphine; palladium dichloride In 1,4-dioxane at 130℃; under 11251.1 Torr;
1-methyl-5-methoxy-4-pyrazolecarboxylic acid

1-methyl-5-methoxy-4-pyrazolecarboxylic acid

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
N,5-dimethoxy-N,1-dimethyl-1H-pyrazole-4-carboxamide

N,5-dimethoxy-N,1-dimethyl-1H-pyrazole-4-carboxamide

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
250592-91-7

3-((2-methyl)-6-methylthiophenyl)-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
250592-89-3

3-(2-methyl-6-aminophenyl)-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
250592-88-2

3-((2-methyl)-6-nitrophenyl)-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
2-methyl-6-nitrosobenzaldehyde oxime

2-methyl-6-nitrosobenzaldehyde oxime

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
83-41-0

2,3-dimethylnitrobenzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
250593-01-2

2,3-dimethyl-4-methanesulfonyl-1-chlorobenzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
2-methyl-3-chloro-6-methanesulfonylbenzaldehyde oxime

2-methyl-3-chloro-6-methanesulfonylbenzaldehyde oxime

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
3-[3-chloro-2-methyl-6-methylsulfonylphenyl]-4,5-dihydroisoxazole

3-[3-chloro-2-methyl-6-methylsulfonylphenyl]-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
250593-00-1

2,3-dimethyl-4-methylsulfanylbromobenzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
128277-66-7

2,3-dimethyl-4-methanesulfonyl-1-bromobenzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
2-methyl-3-bromo-6-methanesulfonylbenzaldehyde oxime

2-methyl-3-bromo-6-methanesulfonylbenzaldehyde oxime

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
247922-29-8

3-(3-bromo-2-methyl-6-(methylsulfonyl)phenyl)-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
3-[3-cyano-2-methyl-6-methylsulfonylphenyl]-4,5-dihydroisoxazole

3-[3-cyano-2-methyl-6-methylsulfonylphenyl]-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
66794-10-3

1,2-dimethyl-3-(methylsulfanyl)benzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
2,3-dimethyl-4-methylthio-1-chlorobenzene

2,3-dimethyl-4-methylthio-1-chlorobenzene

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
3-[2-methyl-6-bromophenyl]-4,5-dihydroisoxazole

3-[2-methyl-6-bromophenyl]-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
C8H8BrNO

C8H8BrNO

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
176504-70-4

2-bromo-6-methylbenzaldehyde

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
529-20-4

2-methylphenyl aldehyde

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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
3-[2-methyl-6-(methylsulfonyl)phenyl]-4,5-dihydroisoxazole

3-[2-methyl-6-(methylsulfonyl)phenyl]-4,5-dihydroisoxazole

topramezone
210631-68-8

topramezone

Conditions
ConditionsYield
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

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View