Dayangchem's 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. DayangChem can provide different quantities
Cas:92-43-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
Our main production base is located in Xuzhou industry park. We are certified both to the ISO 9001 and ISO 14001 Standards, have a safety management system in place.Our R&D team masters core technology for process-design of target building block
Cas:92-43-3
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
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
Cas:92-43-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developmen
Cas:92-43-3
Min.Order:20 Kilogram
FOB Price: $10.0 / 100.0
Type:Trading Company
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Cas:92-43-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryPhenidone CAS:92-43-3 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 intermediates, ste
Cas:92-43-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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Cas:92-43-3
Min.Order:1 Kilogram
Negotiable
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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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Min.Order:0
Negotiable
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
1,we produce and sell good chemicals around the world. 2,our success rate is about 95%. this means, if customer order is accepted, the probability that the customer will obtain the ordered substances, is 95%. 3,our staff consists of highly qualifie
Cas:92-43-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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J&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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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
Cas:92-43-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryPhenidoneAppearance:White Crystalline Powder Storage:Kept in a cool,dry and ventilated place Package:according to customers' requirements Application:lab,medical Transportation:By air(EMS or EUB or FedEx or TNT ect...) or by sea(FOB or CIF or CNF ect
Superior quality, moderate price & quick delivery. Appearance:white crystal powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermed
Phenidone Chemical Properties Melting point 119-121 °C(lit.) storage temp. Store below +30°C. solubility methanol:
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Min.Order:1 Metric Ton
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Type:Lab/Research institutions
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Min.Order:1 Metric Ton
Negotiable
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
We Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
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
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
Our advantages: 1, High quality with competitive price: 1) Standard:BP/USP/EP/Enterprise standard 2) All Purity≥99% 3) We are manufacturer and can provide high quality products with factory price. 2, Fast and safe delivery 1) Parcel can be
Cas:92-43-3
Min.Order:1 Gram
FOB Price: $1.0
Type:Trading Company
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
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
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
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
phenylhydrazine hydrochloride
acrylic acid methyl ester
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With sodium methylate In methanol; toluene at 30℃; Reflux; | 75% |
Stage #1: phenylhydrazine hydrochloride With sodium methylate In ethanol at 40℃; for 0.5h; Stage #2: acrylic acid methyl ester In ethanol Reflux; |
Conditions | Yield |
---|---|
With hydrogenchloride | |
With sulfuric acid | |
Multi-step reaction with 3 steps 2: LiAlH4 3: aqueous H2SO4 View Scheme |
ethyl-(1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)-amine
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With sulfuric acid |
3-hydroxy-propionic acid-(N'-phenyl-hydrazide)
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With phosphoric acid | |
With toluene-4-sulfonic acid; xylene Abdestillieren des entstandenen H2O; |
Conditions | Yield |
---|---|
With ethanol; sodium ethanolate |
Conditions | Yield |
---|---|
With ethanol; sodium ethanolate |
ethanol
sodium ethanolate
phenylhydrazine
ethyl acrylate
benzene
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With ethanol; sodium ethanolate; benzene | |
With triethylamine |
3-(N'-phenyl-hydrazino)-propionitrile
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With hydrogenchloride | |
Multi-step reaction with 2 steps 1: aqueous HCl 2: concentrated aqueous HCl View Scheme |
Conditions | Yield |
---|---|
With alkali |
Conditions | Yield |
---|---|
With water | |
With ethanol | |
With benzene |
A
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With sodium ethanolate Behandeln mit Wasser und Essigsaeure; |
N-(1-phenyl-4,5-dihydro-1H-pyrazol-3-yl)-acetamide
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: LiAlH4 2: aqueous H2SO4 View Scheme |
ethyl 3-phenylaminopropionate
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: diluted hydrochloric acid; NaNO2 2: aluminium amalgam; diethyl ether 3: sodium ethylate / Behandeln mit Wasser und Essigsaeure View Scheme |
N-nitroso-N-phenyl-β-alanine ethyl ester
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aluminium amalgam; diethyl ether 2: sodium ethylate / Behandeln mit Wasser und Essigsaeure View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 80 °C 2: diluted hydrochloric acid; NaNO2 3: aluminium amalgam; diethyl ether 4: sodium ethylate / Behandeln mit Wasser und Essigsaeure View Scheme | |
Multi-step reaction with 2 steps 1.1: hydrogenchloride; sodium nitrite / water / 0.33 h / Cooling with ice 1.2: 2 h / -10 - -5 °C 2.1: sodium methylate / ethanol; toluene / 16 h / 40 - 45 °C View Scheme | |
Multi-step reaction with 2 steps 1: sodium nitrite; tin(ll) chloride 2: toluene View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: sodium ethylate; ethanol 3: LiAlH4 4: aqueous H2SO4 View Scheme | |
Multi-step reaction with 2 steps 1: sodium ethylate; ethanol 2: aqueous H2SO4 View Scheme | |
Multi-step reaction with 2 steps 2: concentrated aqueous HCl View Scheme | |
Multi-step reaction with 3 steps 2: aqueous HCl 3: concentrated aqueous HCl View Scheme | |
Multi-step reaction with 2 steps 2: toluene-4-sulfonic acid; xylene / Abdestillieren des entstandenen H2O View Scheme |
Conditions | Yield |
---|---|
Stage #1: ethyl acrylate With sodium methylate In ethanol; toluene at 40 - 45℃; for 1h; Stage #2: phenylhydrazine hydrochloride In ethanol; toluene at 45℃; for 15h; | |
With sodium methylate In ethanol; toluene at 40 - 45℃; for 16h; |
Conditions | Yield |
---|---|
In toluene |
1-phenylpyrazolidin-3-one
N-cyclopentyl-O-benzoylhydroxylamine
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; Trimethylacetic acid In toluene at 20℃; Catalytic behavior; Solvent; Temperature; | 97% |
Conditions | Yield |
---|---|
With chloro-trimethyl-silane Heating; | 96% |
1-phenylpyrazolidin-3-one
N-(4,4-diethoxybutyl)-4-methylbenzenesulfonylamide
Conditions | Yield |
---|---|
With trifluoroacetic acid In benzene for 5h; Reflux; | 96% |
1-phenylpyrazolidin-3-one
N-(4-(N-(4,4-diethoxybutyl)sulfamoyl)phenyl)acetamide
Conditions | Yield |
---|---|
With trifluoroacetic acid In benzene for 5h; Reflux; | 95% |
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; palladium diacetate; sodium carbonate In 1,2-dichloro-ethane at 100℃; for 2h; Catalytic behavior; Reagent/catalyst; Solvent; Sealed tube; | 94% |
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Reagent/catalyst; Solvent; Schlenk technique; Inert atmosphere; regioselective reaction; | 91% |
1-phenylpyrazolidin-3-one
1-(p-phenylphenyl)oct-1-yne
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 93% |
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; Trimethylacetic acid In toluene at 20℃; | 93% |
1-phenylpyrazolidin-3-one
C17H24N2O4
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; Trimethylacetic acid In toluene at 20℃; | 92% |
Conditions | Yield |
---|---|
With iron(III) chloride hexahydrate at 80℃; | 91% |
With trifluoro-N-(oxo-λ4-sulfanylidene)methanesulfonamide In dichloromethane at -30 - 20℃; Inert atmosphere; | 80% |
With tetrabutylammonium tetrafluoroborate In dichloromethane electrolysis; | 21% |
Conditions | Yield |
---|---|
With hydrogen bromide; dihydrogen peroxide In chloroform; water at 60℃; for 0.5h; Green chemistry; | 91% |
1-phenylpyrazolidin-3-one
benzyl bromide
2-benzyl-1-phenyl-3-pyrazolidinone
Conditions | Yield |
---|---|
With sodium hydride In N,N-dimethyl-formamide | 90% |
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 90% |
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; palladium diacetate; sodium carbonate In 1,2-dichloro-ethane at 100℃; for 2h; Sealed tube; regioselective reaction; | 85% |
1-phenylpyrazolidin-3-one
C12H15NO3
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; Trimethylacetic acid In toluene at 20℃; | 90% |
1-Phenylprop-1-yne
1-phenylpyrazolidin-3-one
3-(3-methyl-2-phenyl-1H-indol-1-yl)propanamide
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 89% |
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; palladium diacetate; sodium carbonate In 1,2-dichloro-ethane at 100℃; for 2h; Sealed tube; regioselective reaction; | 65% |
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 89% |
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 89% |
1-phenylpyrazolidin-3-one
4-iodo-1-phenyl-1H-pyrazol-3-ol
Conditions | Yield |
---|---|
With sulfuric acid; dihydrogen peroxide; sodium iodide In dichloromethane; water at 25℃; for 2h; | 89% |
1-phenylpyrazolidin-3-one
1-((3,5-dimethoxyphenyl)ethynyl)cyclobutanol
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Inert atmosphere; | 89% |
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Inert atmosphere; | 89% |
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 88% |
1-phenylpyrazolidin-3-one
O-benzoyl-N-sec-butylhydroxylamine
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; cesium acetate; Trimethylacetic acid In toluene at 20℃; | 88% |
1-phenylpyrazolidin-3-one
1-(2-phenylethynyl)-1-cyclobutanol
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Inert atmosphere; | 88% |
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium acetate In dichloromethane at 60℃; for 8h; | 85% |
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Inert atmosphere; | 88% |
1-phenylpyrazolidin-3-one
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; zinc diacetate; sodium acetate In toluene at 100℃; for 4h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Sealed tube; | 88% |
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate In chlorobenzene at 110℃; for 18h; Schlenk technique; Inert atmosphere; regioselective reaction; | 87% |
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; palladium diacetate; sodium carbonate In 1,2-dichloro-ethane at 100℃; for 2h; Sealed tube; | 87% |
1-phenylpyrazolidin-3-one
4-cyclopropyl-2-methylbut-3-yn-2-yl acetate
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium acetate In 1,2-dichloro-ethane at 100℃; for 12h; | 87% |
1-phenylpyrazolidin-3-one
ethyl 1,1-dimethyl-3-phenylpropargyl acetate
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium acetate In 1,2-dichloro-ethane at 100℃; for 12h; Catalytic behavior; Reagent/catalyst; Solvent; | 87% |
1-phenylpyrazolidin-3-one
1-((4-methylphenyl)ethynyl)cyclobutanol
Conditions | Yield |
---|---|
With copper(l) iodide; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; sodium carbonate In 1,2-dichloro-ethane at 50℃; for 12h; Inert atmosphere; | 87% |
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