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 services. DayangChem can provide different quantities of custom synthesis ch
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inquirySpecifications 1,This prduct is currently in stock. 2,Purity > 99%. 3, Scope of business Pharmaceutical intermediates, insect pheromones, fine chemicals mass production, Custom synthesis and manufacturing. 4. Chemical process develo
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
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inquiryAbout Product Details Items Specifications Test Results Appearance White to white crystalline powde
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inquiry2-ACETYL-3-METHYLQUINOXALINEDIIUM-1,4-DIOLATE CAS:13297-17-1 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
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inquiryHenan 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
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inquiryJ&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia
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inquiryHigh Quality 13297-17-1 mequindox factory global trader mequine (mequindox), also known as dysentery net, is the earliest synthetic quinoxaline drug in China. In 1985, my country approved it as a new national veterinary drug. Its main mechanism of
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inquiryZibo 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
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inquirySuperior quality, moderate price & quick delivery. Appearance:white powder Storage:room Temperature Package:25kg/bag, or as per your request. Application:Used for active pharmaceutical ingredients Transportation:as per your request. Port:Sh
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inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
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inquiryShandong 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
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inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:Active Pharmaceutical I
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inquiryR & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
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inquiry1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
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inquiryQ1: Are you a manufacturer Answer: Yes, we are factory founded on 2012.Q2: How to contact with us Click "contact supplier" And then send us message the product you interest in, you will get reply within 12 hours.Q3:Which kind of payment terms do you
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inquiryADVANTAGE:1. More than 3,000 Chinese medicine reference substances / standard products available from stock, issued on the same day, multiple cities can be delivered the next day2. The products are provided with COA, HPLC, NMR, quality assurance, pac
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
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inquiryHigh qualityAppearance:White powder Storage:Room temperature Package:Aluminum bag Application:Used in producing API Transportation:By air Port:Beijing
Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
factory?direct?sale Application:healing drugs
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inquiryAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
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inquiry2-Acetyl-3-methylquinoxalinediium-1,4-diolateAppearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:pharmaceutical intermediate Transportation:by air, by sea, by express
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inquiry13297-17-1 Application:intermediate
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inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:5g Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any port
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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inquirybenzofurazan oxide
acetylacetone
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With triethylamine In ethanol at 45℃; for 2h; | 94% |
With triethylamine In ethanol for 3h; Ambient temperature; | 86% |
With silica gel for 0.0666667h; Microwave irradiation; | 85% |
acetylacetone
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With ammonia In water; N,N-dimethyl-formamide at 25℃; for 16h; Temperature; Irradiation; | 58.5% |
benzofurazan oxide
2,5-hexanedione
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
Alkaline conditions; |
C6H4N2O2*C42H70O35
acetylacetone
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
In methanol; water at 20℃; |
2-nitro-aniline
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: sodium hypochlorite solution; potassium hydroxide / ethanol / 2.5 h / 20 °C 2.1: β‐cyclodextrin / methanol; water / 0.5 h 2.2: 0.33 h / 20 °C View Scheme | |
Multi-step reaction with 2 steps 1.1: potassium hydroxide / ethanol / Heating 1.2: 0.17 h / 0 °C 2.1: triethylamine / ethanol / 2 h / 45 °C View Scheme |
benzofuroxane N-oxide
acetylacetone
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With triethylamine |
4-Bromo-2-nitroaniline
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: sodium acetate / ethanol / 0.5 h / 30 °C / 600 Torr / Inert atmosphere 2: sodium hydroxide; sodium hypochlorite solution / isopropyl alcohol / 2 h / 35 °C 3: ammonia / N,N-dimethyl-formamide; water / 16 h / 25 °C / Irradiation View Scheme |
benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
1-(3-methyl-1,4-dioxido-2-quinoxalinyl)-3-phenyl-2-propen-1-one
Conditions | Yield |
---|---|
With (2-hydroxyethyl)ammonium formate; calcium chloride In methanol at 50 - 65℃; for 3h; Concentration; | 95% |
With Acetate de N,N-dimethylamino-4 pyridinium In ethanol at 70℃; for 3h; Green chemistry; | 95% |
With magnesium sulfate; acetic acid In methanol; 2,2'-iminobis[ethanol] at 55℃; for 4h; Reagent/catalyst; Temperature; | 94% |
salicylaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With ammonium hydroxide In methanol at 36 - 45℃; for 8h; | 94.7% |
4-chlorobenzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-[3-(4-chlorophenyl)-2-propenoyl]-3-methylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 0.166667h; Ambient temperature; | 90% |
With sodium hydroxide In methanol at 5 - 10℃; | 72% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
4-nitrobenzaldehdye
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 0.166667h; Ambient temperature; | 90% |
With sodium hydroxide In methanol at 5 - 10℃; | 42% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
3-methyl-2-acetylquinoxaline-1,4-dioxide
3-Fluorobenzaldehyde
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 0℃; | 90% |
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-methyl-3-acetylquinoxaline
Conditions | Yield |
---|---|
With sodium dithionite In ethanol; water at 55 - 60℃; | 88% |
Stage #1: 3-methyl-2-acetylquinoxaline-1,4-dioxide In ethanol for 0.5h; Reflux; Stage #2: With sodium dithionite In ethanol for 2h; Reflux; | 82% |
With sulfur trioxide pyridine complex; sodium iodide In acetonitrile for 0.5h; Ambient temperature; | 66% |
benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
(2E)-3-phenyl-1-(3-methyl-1,4-dioxyquinoxaline-2-yl)propenone
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 0.166667h; Ambient temperature; | 85% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; | 62% |
With sodium hydroxide In methanol at 5 - 10℃; | 62% |
With sodium hydroxide In methanol at 0 - 5℃; for 0.666667h; Claisen-Schmidt Condensation; | 10% |
3-methyl-2-acetylquinoxaline-1,4-dioxide
1-(3-methylquinoxalin-2-yl)ethan-1-ol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride; benzyltrimethylammonium chloride In tetrahydrofuran at 20℃; for 3h; Reagent/catalyst; Concentration; | 84.9% |
4-bromo-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol for 0.166667h; Ambient temperature; | 83% |
With sodium hydroxide In methanol at 5 - 10℃; | 54% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-Acetyl-3-Bromomethyl-Quinoxaline-1,4-Dioxide
Conditions | Yield |
---|---|
With N-Bromosuccinimide; dibenzoyl peroxide In tetrachloromethane; chloroform for 24h; Heating; | 81% |
With bromine In methanol | 71% |
With bromine In methanol Ambient temperature; | 70% |
With bromine In methanol | |
With bromine In methanol |
sodium 2-formylbenzenesulfonate
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium carbonate In water at 10℃; for 3h; Temperature; Reagent/catalyst; | 80% |
sodium 4-carboxy-benzenesulfonate
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium carbonate In water at 30℃; for 5h; | 77.9% |
piperonal
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 72% |
With sodium hydroxide In methanol at -10℃; Claisen-Schmidt condensation; | |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
4-methoxy-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-[3-(4-methoxyphenyl)-2-propenoyl]-3-methylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 71% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-ethyl-3-methylquinoxaline
Conditions | Yield |
---|---|
With diphosphorus tetraiodide In chloroform for 5h; Ambient temperature; | 70% |
3,4-dichlorobenzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
E-2-[3-(3,4-dichlorophenyl)-1-oxo-2-propenyl]-3-methylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 69% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; | |
Alkaline conditions; |
3,4-dimethoxy-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-[3-(3,4-dimethoxyphenyl)-2-propenoyl]-3-methylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 68% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
3,4,5-trimethoxy-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 67% |
With sodium hydroxide In methanol at -10℃; Claisen-Schmidt condensation; | |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; | |
With sodium hydroxide In methanol at -10℃; Claisen-Schmidt Condensation; |
4-fluorobenzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
2-[3-(4-fluorophenyl)-2-propenoyl]-3-methylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 66% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
3-Chlorobenzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 0℃; | 64.7% |
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With bromine; acetic acid at 20 - 60℃; for 10h; | 62% |
3-nitro-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
3-methyl-2-[3-(3-nitrophenyl)-2-propenoyl]quinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 58% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
β-naphthaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
3-methyl-2-[3-(naphth-2-yl)-prop-2-enoyl]quinoxaline 1,4-di-N-oxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 20℃; for 0.25h; | 57% |
3-methyl-2-acetylquinoxaline-1,4-dioxide
A
3-Acetyl-2-methylquinoxaline 1-Oxide
B
2-methyl-3-acetylquinoxaline
C
2-Acetyl-3-methylquinoxaline 1-Oxide
Conditions | Yield |
---|---|
With xylene for 18h; Heating; | A 55.5% B 2.3% C 19.8% |
With xylene for 18h; Heating; other 3-methylquinoxaline 1- and 4-oxide derivatives; | A 55.5% B 2.3% C 19.8% |
3-methyl-2-acetylquinoxaline-1,4-dioxide
3-Acetyl-2-methylquinoxaline 1-Oxide
Conditions | Yield |
---|---|
With phosphorous acid trimethyl ester In isopropyl alcohol for 2h; Reflux; | 48% |
Multi-step reaction with 2 steps 1: 2.3 percent / xylene / 18 h / Heating; other 3-methylquinoxaline 1- and 4-oxide derivatives 2: 52.6 percent / hydrogen peroxide, sodium tungstate / acetic acid View Scheme |
4-methyl-benzaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
3-methyl-2-[3-(4-methylphenyl)-2-propenoyl]quinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 5 - 10℃; | 46% |
With sodium hydroxide In methanol; water at 5 - 10℃; for 0.0833333 - 0.166667h; |
pyridine-4-carbaldehyde
3-methyl-2-acetylquinoxaline-1,4-dioxide
Conditions | Yield |
---|---|
With sodium hydroxide In methanol at 0℃; | 39.1% |
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