We can provide GMP validation service that complies with SFDA, FDA, WHO and EU EMPA.Excellent registration team could help us easlily to register our products in different countries.If you and your customer are interested in some products or need C
Cas:125-33-7
Min.Order:1 Gram
Negotiable
Type:Manufacturers
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:125-33-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryAs 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
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
Our 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
Cas:125-33-7
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
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:125-33-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:125-33-7
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:125-33-7
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
inquiryPrimidone CAS:125-33-7 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, st
Cas:125-33-7
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:125-33-7
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:125-33-7
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:Crystalline Solid Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:Common products:Sea/Air/C
Cas:125-33-7
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Services 1. New Molecules R&D 2. Own test center HPLC NMR GC LC-MS 3. API and Intermediates from China reputed manufacturers 4. Documents support COA MOA MSDS DMF open part Our advantages 1. Government awarded company. Top 100 enter
USP/EP Appearance:White or almost white crystalline powder Storage:Room temperature Package:as required Application:used in medicine Transportation:by sea by air express Port:China main port
Cas:125-33-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryHubei Yuanmeng Biological Technology Co., Ltd., which is located in Wuhan, China. We are specializing in the exportation of APIs, and plant extracts ect. Our products has been exported to America, Australia, Brazil, the Europe, Middle East and other
Cas:125-33-7
Min.Order:1 Kilogram
FOB Price: $3.0 / 5.0
Type:Trading Company
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
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:125-33-7
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:crystalline solid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:An
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
Product name: Primidone CAS No.:125-33-7 Molecule Formula:C12H14N2O2 Molecule Weight:218.25 Purity: 99.0% Package: 25kg/drum Description:White crystalline powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:125-33-7
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,
Hangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
product name: Primidone MF: C12H14N2O2 MW: 218.25 CAS: 125-33-7 Package:25kg/drum Port:ShangHai
primidone methanol solutionAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
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
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier
Why is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) ISO 9001:2015 & SGS audited supplier . 3) Accept various payment terms : T.T 30-60 days.4) We have warehouse in USA with quickly shipment .5) We can do different t
Conditions | Yield |
---|---|
With sodium tetrahydroborate; nickel dichloride In methanol at 20℃; for 5.75h; | 81% |
With ethanol; nickel | |
Multi-step reaction with 2 steps 1: 44 percent / 17 h / 22 °C / Irradiation 2: 42 percent / butan-1-ol / 17 h / 22 °C / Irradiation View Scheme |
Conditions | Yield |
---|---|
for 2h; Product distribution; Further Variations:; reaction time, effect of microwave activation; heterocyclization; Heating; | 79% |
2-ethyl-2-phenylmalonamide
formamide
pirimidone
Conditions | Yield |
---|---|
at 210℃; for 6h; heterocyclization; | 54% |
2-Ethoxy-5-ethyl-2-dihydro-5-phenyl-4,6(1H,5H)-pyrimidinedione
pirimidone
Conditions | Yield |
---|---|
In butan-1-ol at 22℃; for 17h; Irradiation; | 42% |
With formamide durch Reduktion; | |
With formic acid durch Reduktion; |
5-ethyl-5-phenyl-1H-pyrimidine-4,6-dione
pirimidone
Conditions | Yield |
---|---|
With Pd/SrCO3; ethanol Hydrogenation; | |
With hydrogen; nickel | |
With ethanol; Pd/CaCO3 Hydrogenation; | |
With hydrogen; nickel |
Conditions | Yield |
---|---|
With formamide | |
With formamide |
Conditions | Yield |
---|---|
durch elektrochemische Reduktion; | |
durch elektrochemische Reduktion; |
5-ethyl-2-methoxy-5-phenyl-1H-pyrimidine-4,6-dione
pirimidone
Conditions | Yield |
---|---|
With ethanol; nickel | |
With ethanol; nickel |
S-methyl-2-thiophenobarbital
pirimidone
Conditions | Yield |
---|---|
With ethanol; nickel | |
With ethanol; nickel |
4-thiophenobarbital
pirimidone
Conditions | Yield |
---|---|
With sodium amalgam; water durch Reduktion; | |
With formic acid; zinc durch Reduktion; |
pirimidone
Conditions | Yield |
---|---|
With acetic acid; platinum Hydrogenation; | |
With acetic acid; platinum Hydrogenation; |
pirimidone
methyl iodide
5-ethyl-1,3-dimethyl-5-phenyl-dihydro-pyrimidine-4,6-dione
Conditions | Yield |
---|---|
With potassium hydroxide In acetone Heating; | 56% |
Conditions | Yield |
---|---|
With potassium hydroxide In acetone Heating; | 39% |
Conditions | Yield |
---|---|
In acetonitrile Electrolysis; | 24% |
Multi-step reaction with 2 steps 1: 22 percent / CrO3 / acetic acid / 0.17 h / 20 °C 2: 38 percent / CrO3 / acetic acid / 0.17 h / 20 °C View Scheme |
pirimidone
2-hydroxyprimidone
Conditions | Yield |
---|---|
With chromium(VI) oxide In acetic acid at 20℃; for 0.166667h; | 22% |
pirimidone
5-ethyl-5-(3-nitro-phenyl)-dihydro-pyrimidine-4,6-dione
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
With sodium 1.) EtOH, reflux, 2.) reflux, 3-4 h; Yield given. Multistep reaction; |
pirimidone
ethyl iodide
1,5-diethyl-5-phenyl-dihydro-pyrimidine-4,6-dione
Conditions | Yield |
---|---|
With sodium 1.) EtOH, reflux, 2.) reflux, 3-4 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
With tetraethylammonium hydroxide In methanol |
pirimidone
methyl iodide
5-ethyldihydro-1-methyl-5-phenyl-4,6(1H,5H)-pyrimidinedione
Conditions | Yield |
---|---|
With sodium 1.) EtOH, reflux, 2.) reflux, 3-4 h; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
metabolism study in epileptic fowl; |
pirimidone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) Na / 1.) EtOH, reflux, 2.) reflux, 3-4 h 2: 86 percent / EtONa / acetone / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 22 percent / CrO3 / acetic acid / 0.17 h / 20 °C 2: 68 percent / NaOH / H2O / 8 h / 20 °C View Scheme |
pirimidone
5-ethyl-5-(3-amino-phenyl)-dihydro-pyrimidine-4,6-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HNO3; H2SO4 2: platinum; acetic acid / Hydrogenation View Scheme | |
Multi-step reaction with 2 steps 1: HNO3; H2SO4 2: platinum; acetic acid / 35304.4 Torr / Hydrogenation View Scheme |
pirimidone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: HNO3; H2SO4 2: platinum; acetic acid / 35304.4 Torr / Hydrogenation View Scheme |
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