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 c
Cas:5195-29-9
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Type:Lab/Research institutions
inquiry1.In No Less 10 years exporting experience. you can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specializ
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Min.Order:1 Gram
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Type:Lab/Research institutions
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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Type:Lab/Research institutions
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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inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
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Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryfactory?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
Cas:5195-29-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
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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Min.Order:1 Gram
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Type:Lab/Research institutions
inquiry1.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
Cas:5195-29-9
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryTriumph 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:
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Type:Lab/Research institutions
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:This product can be use
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
Cas:5195-29-9
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiry1, 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
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Min.Order:0
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Type:Trading Company
inquiryLower 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
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inquiryShanghai Finebiotech Co.,Ltd.was established in 2020, which providing professional chemical services. As a customer-oriented company, we have distinguished ourself from others in providing worldwide customers with cost-effective and efficient service
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Type:Trading Company
inquiryBenzeneacetaldehyde,4-bromo-a-oxo-Appearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Used in Synthesis, Pharmaceuticals and other fields Transportation:Sea/air/courier
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inquiry2-(4-bromophenyl)-2-oxoacetaldehyde Application:2-(4-bromophenyl)-2-oxoacetaldehyde
Benzeneacetaldehyde,4-bromo-a-oxo- cas 5195-29-9Appearance: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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Type:Other
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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Min.Order:0
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Type:Lab/Research institutions
inquiryCas:5195-29-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers2. Produce products of different specifications and sizes according to your requirements.3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures sta
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Min.Order:0
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Type:Lab/Research institutions
inquiryGood Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
2-(4-bromophenyl)-2-oxoacetaldehydeAppearance:white crystalline powder Storage:Shading, sealed, dry place. Package:aluminous bag Application:API Transportation:By express (Door to door) such as FEDEX, DHL, EMS for small amount. By air(airport to airp
Cas:5195-29-9
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Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:5195-29-9
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
Cas:5195-29-9
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inquiryfactory,reasonable price Appearance:detailed see specifications Storage:Store in dry, dark and ventilated place. Package:according to the clients requirement Application:pharmaceutical intermediates Transportation:by courier,air or sea Port:S
Cas:5195-29-9
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Type:Trading Company
inquiry1. Production capacity: we have three production base with high-tech production equipment and instruments, equipped with professional production personnel, meet your requirements.2. Quality assurance: we have a first-class testing equipment and testi
Conditions | Yield |
---|---|
With selenium (IV) oxide In 1,4-dioxane; water Heating; | 100% |
With copper(II) choride dihydrate In dimethyl sulfoxide at 80℃; | 90% |
With selenium(IV) oxide; water In ethanol for 8h; Reflux; | 78% |
Conditions | Yield |
---|---|
In water; dimethyl sulfoxide at 20℃; | 91% |
With dimethyl sulfoxide | |
With dimethyl sulfoxide In water at 20℃; for 24h; Oxidation; | |
Multi-step reaction with 2 steps 1: n-Bu4N(+)NO3(-) / diethyl ether / 7 h / Ambient temperature 2: Et3N / diethyl ether View Scheme | |
Multi-step reaction with 2 steps 1: diethyl ether; ethanol 2: bromine; acetic acid View Scheme |
Conditions | Yield |
---|---|
With water; sodium carbonate Heating; | 75% |
Conditions | Yield |
---|---|
With 2-Pyridone at 20℃; | 55% |
1-[2-(4-bromophenyl)-2-oxoethyl]quinolinium bromide
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With bromine; acetic acid |
2-Oxo-2-<4-brom-phenyl>-ethylnitrat
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With triethylamine In diethyl ether Yield given; |
3-(4-bromophenyl)-1-(4-nitrophenylmethyl)-2-propoxy-1,2-dihydroquinoxaline
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With hydrogenchloride; water at 100℃; for 0.5h; |
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With sulfuric acid |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 60 percent / AlCl3 / 0 - 5 °C 2: 75 percent / Na2CO3, H2O / Heating View Scheme |
Conditions | Yield |
---|---|
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 20℃; for 0.5h; Inert atmosphere; | |
With iodine; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 80℃; for 3.5h; |
Conditions | Yield |
---|---|
With 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione In dimethyl sulfoxide at 80℃; for 2h; |
1-(4-bromo-phenyl)-2-iodo-ethanone
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With iodine; potassium hydroxide In water; dimethyl sulfoxide at 100℃; Kornblum Aldehyd Synthesis; |
1-(4-bromophenyl)-1,2-propanedione
4-bromophenylglyoxal
Conditions | Yield |
---|---|
With selenium(IV) oxide |
4-bromophenylglyoxal
1-(4-bromophenyl)ethane-1,2-diol
Conditions | Yield |
---|---|
With sodium tetrahydroborate In ethanol for 1h; | 100% |
4-bromophenylglyoxal
2-(2-chlorophenyl)but-1-en-1-one
C18H14BrClO3
Conditions | Yield |
---|---|
With caesium carbonate In tetrahydrofuran at 20℃; | 99% |
Conditions | Yield |
---|---|
With oxone at 65℃; for 30h; | 98% |
Conditions | Yield |
---|---|
With oxone at 65℃; for 30h; | 98% |
4-bromophenylglyoxal
(Z)-1-(4-chlorophenyl)-2-hydroxyamino-1-hydroxyiminopropane
6-(4-bromobenzoyl)-3-(4-chlorophenyl)-5-hydroxy-4-methyl-5,6-dihydro-4H-1,2,5-oxadiazine
Conditions | Yield |
---|---|
With trifluoroacetic acid In methanol for 48h; | 97% |
4-bromophenylglyoxal
methyl phosphite
Conditions | Yield |
---|---|
In neat (no solvent) at 80℃; for 0.333333h; | 97% |
Conditions | Yield |
---|---|
With zirconyl chloride octahydrate In water at 50℃; for 2h; Reagent/catalyst; Biginelli Pyrimidone Synthesis; Green chemistry; regioselective reaction; | 97% |
Conditions | Yield |
---|---|
With copper(II)-Para-aminobenzoic acid complex supported on Fe3O4 Magnetic nanoparticle In ethanol for 1.48333h; Aldol Condensation; Reflux; Green chemistry; | 97% |
Conditions | Yield |
---|---|
With C43H64N4O4; copper(II) bis(trifluoromethanesulfonate) In dichloromethane at 30℃; Molecular sieve; optical yield given as %ee; enantioselective reaction; | 96% |
Conditions | Yield |
---|---|
With zirconyl chloride octahydrate In water at 50℃; for 2h; Biginelli Pyrimidone Synthesis; Green chemistry; regioselective reaction; | 96% |
4-bromophenylglyoxal
2-(2-amino-5-bromophenyl)acetonitrile
(5-bromo-1H-indol-2-yl)(4-bromophenyl)methanone
Conditions | Yield |
---|---|
With 1-(diphenylphosphino)ferrocene-1-(di-tert-butylphosphino)ferrocene; 1-cyanopropyl-3-methylimidazolium tetrafluoroborate; 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine; tin(IV) iodide; cerium triflate In ethylene glycol at 85℃; for 11h; Reagent/catalyst; | 95.5% |
Conditions | Yield |
---|---|
With C39H60N4O4; nickel(II) tetrafluoroborate hexahydrate In 1,2-dichloro-ethane at 60℃; for 24h; optical yield given as %ee; | 95% |
Conditions | Yield |
---|---|
With C39H60N4O4; nickel(II) tetrafluoroborate hexahydrate In dichloromethane at 35℃; for 48h; enantioselective reaction; | 95% |
4-bromophenylglyoxal
dimedone
urea
4-(4-bromophenyl)-5-(2-hydroxy-4,4-dimethyl-6-oxocyclohex-1-enyl)-1H-imidazol-2-one
Conditions | Yield |
---|---|
at 20℃; for 0.0833333h; Solvent; Temperature; Time; Biginelli Pyrimidone Synthesis; Ionic liquid; | 95% |
Conditions | Yield |
---|---|
Stage #1: 4-bromophenylglyoxal; ethylenediamine In methanol; water at 20℃; for 1h; Stage #2: With potassium tert-butylate In methanol; water for 24h; | 95% |
4-bromophenylglyoxal
1-ethyl-6-fluoro-1,4-dihydro-4-oxo-7-(1-piperazinyl)-3-quinoline carboxylic acid
Conditions | Yield |
---|---|
With sulfur; sodium sulfide In N,N-dimethyl-formamide at 110℃; for 7h; Willgerodt-Kindler Rearrangement; | 95% |
Conditions | Yield |
---|---|
With copper(II)-Para-aminobenzoic acid complex supported on Fe3O4 Magnetic nanoparticle In ethanol for 1.51667h; Aldol Condensation; Reflux; Green chemistry; | 95% |
With urea/choline chloride eutectic salt In neat (no solvent) at 80℃; Aldol Condensation; Green chemistry; | 94% |
4-bromophenylglyoxal
1,3-cylohexanedione
urea
4-(4-bromophenyl)-5-(2-hydroxy-6-oxocyclohex-1-enyl)-1H-imidazol-2-one
Conditions | Yield |
---|---|
at 20℃; for 0.2h; Biginelli Pyrimidone Synthesis; Ionic liquid; | 94% |
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol at 20℃; for 0.466667h; Green chemistry; | 94% |
With hydrazine dihydrochloride In ethanol at 50℃; for 0.75h; regioselective reaction; | 80% |
Conditions | Yield |
---|---|
With pyrrolidine In toluene at 20℃; for 4.5h; | 94% |
Conditions | Yield |
---|---|
In ethanol at 50℃; Ugi Condensation; | 94% |
4-bromophenylglyoxal
cycl-isopropylidene malonate
2-Chlorobenzonitrile
p-toluidine
Conditions | Yield |
---|---|
Stage #1: 2-Chlorobenzonitrile; p-toluidine at 120℃; for 1h; Stage #2: 4-bromophenylglyoxal; cycl-isopropylidene malonate In ethanol at 20℃; for 1.5h; | 94% |
Conditions | Yield |
---|---|
With triethylamine In acetonitrile for 2h; Reflux; | 94% |
Conditions | Yield |
---|---|
With 1-amino-2-oxo-4,6-diphenylpyridine In toluene at 110℃; for 6h; | 93% |
4-bromophenylglyoxal
2-phenyl-5-methylene-4,5-dihydrooxazole
1-(4-bromophenyl)-2-hydroxy-3-(2-phenyloxazol-5-yl)propan-1-one
Conditions | Yield |
---|---|
With C39H60N4O4*Ni(2+)*2BF4(1-)*6H2O In dichloromethane at 30℃; for 24h; enantioselective reaction; | 93% |
4-bromophenylglyoxal
benzyl alcohol
benzyl 2-(4-bromophenyl)-2-oxoacetate
Conditions | Yield |
---|---|
With iodine; potassium carbonate In toluene at 20℃; for 2.5h; Green chemistry; | 93% |
Conditions | Yield |
---|---|
With urea/choline chloride eutectic salt In neat (no solvent) at 80℃; Aldol Condensation; Green chemistry; | 93% |
Conditions | Yield |
---|---|
Stage #1: isobutyraldehyde With NH2-Tle-(D-Pro)-Gly-Leu-OH; sodium sulfate In acetonitrile at 0℃; for 0.166667h; Aldol Addition; Green chemistry; Stage #2: 4-bromophenylglyoxal In acetonitrile at 0 - 20℃; for 24h; Aldol Addition; Green chemistry; enantioselective reaction; | 93% |
4-bromophenylglyoxal
phenyl carbamate
5-(4-bromophenyl)-1-phenylhydantoin
Conditions | Yield |
---|---|
With polyphosphoric ester for 0.05h; microwave irradiation; | 92% |
With hydrogenchloride; acetic acid for 4h; Heating; | 60% |
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