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
Cas:57-41-0
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryPhenytoin CAS 57-41-0 Company profile Wuhan Fortuna Chemical Co.,Ltd established in 2006, is a big integrative chemical enterprise being engaged in Pharmaceutical & its intermediates, Food/Feed additives, Fine chemicals in distributing the p
Cas:57-41-0
Min.Order:1 Kilogram
FOB Price: $10.0
Type:Trading Company
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
1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:57-41-0
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryOur 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:57-41-0
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiry5,5-Diphenylhydantoin Basic information Product Name: 5,5-Diphenylhydantoin Synonyms: PHENYTOIN BASE;PHENYTION;PHENYTOIN;5,5-DIPHENYLHYDANTHOIN;5,5-DIPHENYLHYDANTOIN;5,5-DIPHENYL-2,4-IMI
Cas:57-41-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryWith 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
Cas:57-41-0
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryWITH 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:57-41-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the R&
Cas:57-41-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
Cas:57-41-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:57-41-0
Min.Order:10 Gram
FOB Price: $3.5
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
5,5-Diphenylhydantoin CAS:57-41-0 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 interm
Cas:57-41-0
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryHello, 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
Cas:57-41-0
Min.Order:1 Kilogram
Negotiable
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
Cas:57-41-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHangzhou KeyingChem Co., Ltd. exported this product to many countries and regions at best price. If you are looking for the material’s manufacturer or supplier in China, KeyingChem is your best choice. Pls contact with us freely for getting det
Cas:57-41-0
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
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
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:57-41-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirymoderate price & quick delivery Appearance:white crystals or powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:Reduces incidence of gran
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:57-41-0
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct 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,
Cas:57-41-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryGMP 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,
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
Cas:57-41-0
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
Cas:57-41-0
Min.Order:1 Gram
Negotiable
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:57-41-0
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service and h
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
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:57-41-0
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
Conditions | Yield |
---|---|
With hydrazine hydrate In ethanol Heating; | 100% |
5,5-diphenyl-2-thioxoimidazolidin-4-one
phenythoin
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydrogencarbonate at 24℃; for 0.5h; | 100% |
With tetrabromoglycoluril In ethanol at 40℃; for 0.166667h; Reagent/catalyst; Green chemistry; | 99% |
With dihydrogen peroxide; acetic acid In water; N,N-dimethyl-formamide at 20℃; for 24h; | 92% |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol; water at 20℃; for 0.05h; Sonication; | 98% |
With chitosan decorated Fe3O4 magnetic nanoparticles In ethanol; water at 60℃; for 0.133333h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Green chemistry; | 98% |
With dmap; potassium hydroxide In water; butan-1-ol at 119℃; for 0.666667h; Temperature; | 98.2% |
Conditions | Yield |
---|---|
With sodium hydroxide for 0.0333333h; Microwave irradiation; neat (no solvent); | A 1.6% B 98% |
With potassium hydroxide In ethanol at 40℃; for 2h; Ultrasound irradiation; | A 75% B 14% |
With potassium hydroxide In methanol at 64.84℃; for 24h; | A n/a B 61% |
phenythoin
Conditions | Yield |
---|---|
With hydrogenchloride for 2h; Heating; | 93% |
Multi-step reaction with 3 steps 1: 55 percent / 4 h / Heating 2: 71 percent / conc. aq. NH3 / ethanol / 24 h / Ambient temperature 3: 63 percent / 2percent aq. HCl / ethanol / 50 h / Heating View Scheme |
Conditions | Yield |
---|---|
With urea; sodium hydroxide In ethanol; water at 80℃; for 3h; Temperature; Large scale; | 91.4% |
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid at 100℃; for 2h; | 87% |
ethyl 3-(5,5-diphenylhydantoin) formate
A
3-amino-5,5-diphenylimidazolidine-2,4-dione
B
phenythoin
Conditions | Yield |
---|---|
With hydrazine hydrate at 130 - 140℃; for 4h; | A 9% B 86% |
Conditions | Yield |
---|---|
In ethanol; water Heating; | 85% |
With iron(III) oxide In neat (no solvent) at 70℃; for 0.9h; Bucherer-Bergs Reaction; | 85% |
In ethanol; water for 0.166667h; Time; Bucherer-Bergs Reaction; Microwave irradiation; | 84% |
In ethanol at 60℃; for 15h; |
trimethylsilyl isocyanate
α,α-diphenylglycine methyl ester hydrochloride
phenythoin
Conditions | Yield |
---|---|
Stage #1: trimethylsilyl isocyanate; α,α-diphenylglycine methyl ester hydrochloride In water for 8h; Milling; Green chemistry; Stage #2: With caesium carbonate In water Milling; Green chemistry; | 84% |
Conditions | Yield |
---|---|
With potassium hydroxide In water; dimethyl sulfoxide for 0.5h; Biltz reaction; microwave irradiation; | A n/a B 80% |
With sodium hydroxide In water; dimethyl sulfoxide at 70℃; for 2h; | A 3.76% B 61.75% |
With potassium hydroxide | |
With potassium hydroxide |
phenythoin
Conditions | Yield |
---|---|
With methanesulfonic acid In dichloromethane at 60℃; for 24h; Sealed tube; | 72% |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water at 100℃; for 1h; Temperature; | 70% |
With potassium bromate; sodium hydroxide | |
With sodium hydroxide; potassium chlorate |
benzil
urea
A
4,5-Dihydroxy-4,5-diphenylimidazolidin-2-on
B
phenythoin
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol at 50 - 60℃; for 2h; | A n/a B 66% |
phenythoin
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 2h; Heating; | 65% |
2-(4,5-dihydro-5-oxo-4,4-diphenyl-1H-imidazol-2-ylthio)acetic acid
phenythoin
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 2h; Heating; | 65% |
Conditions | Yield |
---|---|
With tungsten hexacarbonyl; iodine; 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 35℃; under 60804.1 Torr; for 24h; Inert atmosphere; | 64% |
Conditions | Yield |
---|---|
With tungsten hexacarbonyl; 1,8-diazabicyclo[5.4.0]undec-7-ene In dichloromethane at 45℃; for 36h; | 64% |
1-(Acetamidoacetyl)-5,5-diphenylimidazolidine-2,4-dione
phenythoin
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol for 50h; Heating; | 63% |
4-(2-AMINOETHYL)MORPHOLINE
ethyl 3-(5,5-diphenylhydantoin) formate
A
3-N-(2-morpholinoethyl)-5,5-diphenylhydantoin
B
phenythoin
Conditions | Yield |
---|---|
for 4h; Heating; | A 33% B 26% |
2-methyl-5,5-diphenyl-3,5-dihydro-imidazol-4-one
chromium(lll) acetate
phenythoin
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With hydrogenchloride | |
Multi-step reaction with 2 steps 1: aqueous acetic acid 2: aq.-ethanolic HCl View Scheme |
Conditions | Yield |
---|---|
at 230 - 240℃; |
Conditions | Yield |
---|---|
at 150 - 170℃; |
Conditions | Yield |
---|---|
With hydrogenchloride In methanol at 50℃; Rate constant; |
3-(hydroxymethyl)-5,5-diphenylhydantoin N,N-dimethylglycine ester, monomethanesulfonate salt
phenythoin
Conditions | Yield |
---|---|
With acetate buffer In water at 25℃; Rate constant; Mechanism; pH dependence; |
C57H56N4O4(2+)*2Br(1-)
A
formaldehyd
B
1,1-diphenyl-4-(pyrrolidin-1-yl)but-2-yn-1-ol
C
phenythoin
Conditions | Yield |
---|---|
With buffer; pH 8.74 In water at 37℃; Rate constant; other pH; |
phenythoin
Conditions | Yield |
---|---|
With acetate buffer In methanol; water at 70℃; Rate constant; Mechanism; pH dependence; | |
With 6-O-(sulfobutyl)-β-cyclodextrin sodium salt In various solvent(s) at 25℃; pH=7.4; Equilibrium constant; Activation energy; Kinetics; Further Variations:; pH-values; Reagents; Elimination; |
methyl 9-bromononanoate
phenythoin
methyl 2,5-dioxo-4,4-diphenylimidazolidine-1-nonanoate
Conditions | Yield |
---|---|
With potassium carbonate; potassium iodide In N,N-dimethyl-formamide at 110℃; for 0.25h; | 100% |
phenythoin
[(2)H10]phenytoin
Conditions | Yield |
---|---|
With platinum on carbon; hydrogen; water-d2 at 180℃; for 24h; | 100% |
formaldehyd
phenythoin
3-hydroxymethyl-5,5-diphenyl-imidazolidine-2,4-dione
Conditions | Yield |
---|---|
With potassium carbonate In water at 20℃; for 24h; | 98% |
With potassium carbonate In water for 24h; Ambient temperature; | 92% |
With potassium carbonate In water for 24h; Ambient temperature; |
Conditions | Yield |
---|---|
With copper(I) oxide In N,N-dimethyl-formamide at 150℃; for 14h; Inert atmosphere; regioselective reaction; | 98% |
phenythoin
sodium phenytoin
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 42℃; for 0.25h; Temperature; | 97% |
With sodium hydroxide In water at 45℃; pH=12; Temperature; Large scale; | 96.3% |
With sodium hydroxide; sodium chloride In water at 5 - 30℃; for 1h; Product distribution / selectivity; | 85% |
With sodium hydroxide In water at 5 - 30℃; for 1h; Product distribution / selectivity; | 66.2% |
phenythoin
ethyl bromoacetate
ethyl 2-(2,4-dioxo-5,5-diphenylimidazolidin-1-yl)acetate
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 24h; | 97% |
With potassium carbonate In acetonitrile Heating; |
phenythoin
ethyl bromoacetate
A
ethyl 2-(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)acetate
B
sodium ethanolate
Conditions | Yield |
---|---|
In ethanol | A 96% B n/a |
Conditions | Yield |
---|---|
Stage #1: phenythoin With potassium carbonate In acetone at 20℃; for 0.333333h; Stage #2: 2-Chloro-4'-fluoroacetophenone In acetone at 20℃; for 24.33h; | 96% |
Stage #1: phenythoin With potassium carbonate In acetone at 20℃; for 0.5h; Stage #2: 2-Chloro-4'-fluoroacetophenone In acetone at 20℃; for 24h; | 45% |
With potassium carbonate In acetone at 20℃; for 24h; |
Conditions | Yield |
---|---|
With TiO2 blended Fe3O4 coated with phosphotungstic acid at 70℃; for 0.166667h; Catalytic behavior; Reagent/catalyst; Sonication; Green chemistry; | 96% |
phenythoin
1,3-dichloro-5,5-diphenylhydantoin
Conditions | Yield |
---|---|
With trichloroisocyanuric acid In acetonitrile at 20℃; for 0.5h; | 95% |
With sodium hypochlorite Ambient temperature; | 31% |
With sodium hypochlorite for 3h; | 25% |
With hydrogenchloride; sodium hypochlorite for 4h; Ambient temperature; | 4.7% |
With sodium hypochlorite |
phenythoin
propargyl bromide
5,5-diphenyl-3-(prop-2-yn-1-yl)imidazolidine-2,4-dione
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 36h; | 95% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 24h; | 87% |
With potassium hydroxide In ethanol for 4h; Heating; | 76% |
Conditions | Yield |
---|---|
Stage #1: phenythoin With potassium carbonate In acetone at 20℃; for 0.333333h; Stage #2: p-chlorophenacyl chloride In acetone at 20℃; for 24.33h; | 95% |
Stage #1: phenythoin With potassium carbonate In acetone at 20℃; for 0.5h; Stage #2: p-chlorophenacyl chloride In acetone at 20℃; for 24h; | 43% |
Conditions | Yield |
---|---|
With TiO2 blended Fe3O4 coated with phosphotungstic acid at 70℃; for 0.2h; Sonication; Green chemistry; | 94% |
Conditions | Yield |
---|---|
for 16h; Heating; | 93.7% |
phenythoin
trityl chloride
5,5-diphenyl-3-tritylimidazolidine-2,4-dione
Conditions | Yield |
---|---|
Stage #1: phenythoin With triethylamine In dichloromethane at 20℃; for 0.25h; Stage #2: trityl chloride In dichloromethane | 93% |
With triethylamine In dichloromethane at 20℃; for 30h; | 58% |
Conditions | Yield |
---|---|
With TiO2 blended Fe3O4 coated with phosphotungstic acid at 70℃; for 0.166667h; Sonication; Green chemistry; | 93% |
phenythoin
3-hydroxymethyl-5,5-diphenyl-imidazolidine-2,4-dione
Conditions | Yield |
---|---|
With formaldehyd; potassium carbonate; phosphorus pentaoxide In water | 92% |
phenythoin
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 50℃; for 24h; | 92% |
Conditions | Yield |
---|---|
With caesium carbonate In acetonitrile at 20℃; for 6h; chemoselective reaction; | 92% |
Conditions | Yield |
---|---|
Stage #1: phenythoin With tetrabutylammomium bromide; sodium hydride In tetrahydrofuran at 20℃; for 0.5h; Metallation; Stage #2: ethyl bromofluoroacetate In tetrahydrofuran at 20℃; for 12h; Substitution; Gabriel reaction; | 91% |
phenythoin
potassium carbonate
3-hydroxymethyl-5,5-diphenyl-imidazolidine-2,4-dione
Conditions | Yield |
---|---|
With formaldehyd In water | 91% |
With formaldehyd In water | 91% |
With formaldehyd In water | 91% |
With formaldehyd In water |
Conditions | Yield |
---|---|
Stage #1: phenythoin With potassium carbonate In acetone at 20℃; for 0.333333h; Stage #2: 1-chloroacetophenone In acetone at 20℃; for 24.33h; | 91% |
With potassium carbonate In acetone at 20℃; for 24h; |
Conditions | Yield |
---|---|
With pyridine for 4h; Heating; | 90% |
2-(2-bromoethyl)isoindoline-1,3-dione
phenythoin
3-(2'-phthalimidoethyl)-5,5-diphenylhydantoin
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide for 2h; Heating; | 90% |
With potassium carbonate In N,N-dimethyl-formamide |
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