Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:103766-25-2
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% -----------------------------------------------------------------------------------------------------------
Cas:103766-25-2
Min.Order:1 Gram
FOB Price: $100.0 / 500.0
Type:Trading Company
inquiryUnique advantages for Gimeracil Cas 103766-25-2 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White?or?almost?white?crystalline?powder Storage:Refrigerator Package:100g,1kg
Cas:103766-25-2
Min.Order:0 Metric Ton
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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:103766-25-2
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryWe 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:103766-25-2
Min.Order:1 Gram
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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 ch
Cas:103766-25-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
TIANFUCHEM-- 103766-25-2-- Potassium oxonate in stock Our company was built in 2009 with an ISO certificate.In the past 10 years, we have grown up as a famous fine chemicals supplier in China And we had established stable business relat
Cas:103766-25-2
Min.Order:1 Metric Ton
FOB Price: $2000.0
Type:Lab/Research institutions
inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
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
Cas:103766-25-2
Min.Order:1 Kilogram
FOB Price: $3.0 / 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:103766-25-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryhe Gimeracil with CAS registry number of 103766-25-2 is also known as 5-Chloro-4-hydroxy-2(1H)-pyridinone. The IUPAC name is 5-Chloro-2-hydroxy-1H-pyridin-4-one. It belongs to product categories of Pyridine; Antitumors for Research and Experimental
Advantages: Hubei XinRunde Chemical Co., Ltd is a renowned pharmaceutical manufacturer. We can offer high quality products at competitive price in quick delivery with 100% custom pass guaranteed. Never stop striving to offer our best service is
1. Best prices with satisfied quality; 2. It's clients' right to choose the package's Courier (EMS, DHL, FedEx, UPS); 3.It's clients' right to choose the packing way for his produccts from many recent effective packing ways;
1,In No Less five years exporting experience. 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Onchem specialized in APIs, chemical intermediate
Cas:103766-25-2
Min.Order:100 Gram
FOB Price: $1.0
Type:Lab/Research institutions
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
Cas:103766-25-2
Min.Order:1 Kilogram
FOB Price: $68.0 / 75.0
Type:Trading Company
inquiryGimeracil CAS: 103766-25-2 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
Cas:103766-25-2
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
Gimeracil CAS: 103766-25-2 Specification Items Specification Result Assay 98.0%-102.0% 99.71% Appearance White or almost white cry
Henan 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
Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:103766-25-2
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryOur company provides one-stop services of research - development - production for a variety of special prouducts. Not only do we make effective use of our strong technological strength, but also establish of cooperative relations with several well-
Cas:103766-25-2
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiry1,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:103766-25-2
Min.Order:1 Kilogram
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
Our 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
A substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
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
our strengths: 1: Fast and guaranteed shipment (TNT;EMS;FEDEX;DHL;UPS;EUB, special line) 2: Various payment items accepted (Btc; MoneyGram; WU) 3: Valued package (Paraffin coating; Double aluminum foil bag; Vacuum packaging) 4: Efficient delivery
Cas:103766-25-2
Min.Order:1 Gram
Negotiable
Type:Other
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
Cas:103766-25-2
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry3,5-dichloro-2,4-dihydroxypyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
With acetic acid; sodium iodide In acetonitrile at 60℃; for 8h; | 86% |
With hydrogen bromide; sodium hydrogensulfite at 200℃; |
3-Chloro-1,5-dioxa-spiro[5.5]undec-3-en-2-one
ketene diethyl acetal
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Stage #1: 3-Chloro-1,5-dioxa-spiro[5.5]undec-3-en-2-one; ketene diethyl acetal In water; xylene at 128 - 130℃; for 0.666667h; Stage #2: With acetyl chloride In ethanol at 20℃; for 1h; Stage #3: With sodium hydroxide; ammonia Product distribution / selectivity; more than 3 stages; | 72.4% |
5-chloro-2,2-diethoxy-2,3-dihydropyran-4-one
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Stage #1: 5-chloro-2,2-diethoxy-2,3-dihydropyran-4-one With acetyl chloride In ethanol at 20℃; for 1h; Stage #2: With ammonia In ethanol; water at 20℃; for 15h; Product distribution / selectivity; | 33% |
Stage #1: 5-chloro-2,2-diethoxy-2,3-dihydropyran-4-one With acetyl chloride In ethanol at 20℃; for 1h; Stage #2: With ammonia In ethanol; water at 20℃; for 16h; Product distribution / selectivity; |
4,5-dichloro-2-hydroxypyridine
sodium ethanolate
A
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
With ethanol at 180℃; |
4,5-dichloro-2-hydroxypyridine
A
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
With ethanol; sodium ethanolate at 180℃; |
2,4-diethoxy-5-chloro-pyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
With hydrogenchloride at 160℃; |
4-chloro-2-ethoxypyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: acetic acid; chlorine 2: aqueous hydrochloric acid / 160 °C / Unter Druck 3: sodium ethylate; ethanol / 180 °C View Scheme | |
Multi-step reaction with 3 steps 1: acetic acid; chlorine 2: aqueous ethanolic NaOH-solution / 160 °C 3: aqueous hydrochloric acid / 160 °C View Scheme | |
Multi-step reaction with 3 steps 1: acetic acid; chlorine 2: aqueous ethanolic NaOH-solution / 160 °C 3: aqueous hydrochloric acid / 160 °C View Scheme |
2-ethoxy-4,5-dichloro-pyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aqueous hydrochloric acid / 160 °C / Unter Druck 2: sodium ethylate; ethanol / 180 °C View Scheme | |
Multi-step reaction with 2 steps 1: aqueous ethanolic NaOH-solution / 160 °C 2: aqueous hydrochloric acid / 160 °C View Scheme | |
Multi-step reaction with 2 steps 1: aqueous ethanolic NaOH-solution / 160 °C 2: aqueous hydrochloric acid / 160 °C View Scheme |
5-chloro-2-methoxy-2-t-butyldimethylsilyloxy-2,3-dihydropyran-4-one
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Stage #1: 5-chloro-2-methoxy-2-t-butyldimethylsilyloxy-2,3-dihydropyran-4-one With acetyl chloride In methanol at 20℃; for 1h; Stage #2: With ammonia In methanol; water for 2.5h; Product distribution / selectivity; |
2,4-dichloropyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: 6 h / 120 °C / Inert atmosphere 2: N-chloro-succinimide / acetonitrile / 3 h / 50 °C 3: water; hydrogenchloride / 6 h / 70 °C 4: acetic acid; sodium iodide / acetonitrile / 8 h / 60 °C View Scheme | |
Multi-step reaction with 4 steps 1: 6 h / 120 °C / Inert atmosphere 2: N-chloro-succinimide / acetonitrile / 50 °C 3: water; hydrogenchloride / 6 h / 70 °C 4: acetic acid; sodium iodide / acetonitrile / 8 h / 60 °C View Scheme |
2,4-dimethoxypyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: N-chloro-succinimide / acetonitrile / 3 h / 50 °C 2: water; hydrogenchloride / 6 h / 70 °C 3: acetic acid; sodium iodide / acetonitrile / 8 h / 60 °C View Scheme | |
Multi-step reaction with 3 steps 1: N-chloro-succinimide / acetonitrile / 50 °C 2: water; hydrogenchloride / 6 h / 70 °C 3: acetic acid; sodium iodide / acetonitrile / 8 h / 60 °C View Scheme |
3,5-dichloro-2,4-dimethoxypyridine
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: water; hydrogenchloride / 6 h / 70 °C 2: acetic acid; sodium iodide / acetonitrile / 8 h / 60 °C View Scheme |
Conditions | Yield |
---|---|
With pyridine for 2h; Ambient temperature; | 97% |
5-Chloro-2,4-dihydroxypyridine
benzoyl chloride
2,4-dibenzoyloxy-5-chloropyridine
Conditions | Yield |
---|---|
With pyridine for 2h; Ambient temperature; | 87% |
5-Chloro-2,4-dihydroxypyridine
1,1,1,3,3,3-hexamethyl-disilazane
2,4-bis(trimethylsilyloxy)-5-chloropyridine
Conditions | Yield |
---|---|
Heating; | 75% |
for 6h; Reflux; |
5-Chloro-2,4-dihydroxypyridine
acetyl chloride
4-acetoxy-5-chloro-2(1H)-pyridone
Conditions | Yield |
---|---|
With pyridine for 4h; Ambient temperature; | 52% |
5-Chloro-2,4-dihydroxypyridine
benzoyl chloride
A
2-benzoyloxy-5-chloro-2-pyridone
B
4-benzoyloxy-5-chloro-2-pyridone
C
2,4-dibenzoyloxy-5-chloropyridine
Conditions | Yield |
---|---|
With pyridine for 4h; Ambient temperature; | A n/a B 47% C 18.9% |
5-Chloro-2,4-dihydroxypyridine
4-methyl-benzoyl chloride
Conditions | Yield |
---|---|
With pyridine for 4h; Ambient temperature; | A 36% B n/a |
5-Chloro-2,4-dihydroxypyridine
2,3,5-trichloropyridine
Conditions | Yield |
---|---|
With trichlorophosphate at 130℃; |
5-Chloro-2,4-dihydroxypyridine
3-bromo-5-chloro-pyridine-2,4-diol
Conditions | Yield |
---|---|
With hydrogen bromide; bromine at 100℃; |
5-Chloro-2,4-dihydroxypyridine
2,4-dibromo-5-chloropyridine
Conditions | Yield |
---|---|
With phosphorus(V) oxybromide at 160℃; |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: stannic chloride / CH2Cl2 / 5 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: 49 percent / acetonitrile / 6 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
5-chloro-1-ethoxymethyl-4-hydroxy-2(1H)-pyridone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: 39 percent / acetonitrile / 6 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
(+/-)-5-chloro-4-hydroxy-1-(2-tetrahydrofuryl)-2-pyridone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: stannic chloride / CH2Cl2 / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
2-benzoyloxy-5-chloro-2-pyridone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: stannic chloride / CH2Cl2 / 5 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
4-benzoyloxy-5-chloro-2-pyridone
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 18.9 percent / pyridine / 4 h / Ambient temperature 2: 37 percent / aniline / dioxane / 7 h / 90 - 100 °C View Scheme | |
Multi-step reaction with 2 steps 1: 87 percent / pyridine / 2 h / Ambient temperature 2: 37 percent / aniline / dioxane / 7 h / 90 - 100 °C View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 75 percent / Heating 2: 57 percent / acetonitrile / 6 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 75 percent / Heating 2: 39 percent / acetonitrile / 6 h / Ambient temperature 3: 93 percent / Et3N / dioxane / 6 h / Heating View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: pyridine / 4 h / Ambient temperature 2: Et3N / CHCl3 / 2 h / Ambient temperature View Scheme | |
Multi-step reaction with 3 steps 1: 75 percent / Heating 2: stannic chloride / CH2Cl2 / 5 h / Ambient temperature 3: Et3N / CHCl3 / 2 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 75 percent / Heating 2: stannic chloride / CH2Cl2 / 5 h / Ambient temperature 3: Et3N / CHCl3 / 2 h / Ambient temperature View Scheme |
5-Chloro-2,4-dihydroxypyridine
2,5-dichloro-4-amino-pyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: phosphoryl chloride / 130 °C 2: aqueous NH3 / 160 °C View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: concentrated aqueous hydrobromic acid; bromine / 100 °C 2: phosphoryl chloride / 130 °C View Scheme |
5-Chloro-2,4-dihydroxypyridine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: concentrated aqueous hydrobromic acid; bromine / 100 °C 2: phosphoryl bromide / 160 °C View Scheme |
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