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:1056624-11-3
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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
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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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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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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:1056624-11-3
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inquiryProduct Name 4-hydroxy-1H-pyrazolo(3.4-d)pyrimidine CAS 315-30-0 MF C5H4N4O MW 136.11 EINECS 206-250-9 Product Name 4-hydroxy…
Cas:1056624-11-3
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Cas:1056624-11-3
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inquiryAnsciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali
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inquirySupply top quality products with a reasonable price Application:api
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
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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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inquiry1.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:1056624-11-3
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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
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inquiryBetterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Cas:1056624-11-3
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inquiryFor quick quotation, please send us the inquiry include CAS#, Structure, Chemical Name, quantity, purity, as well as any additional specifications you require, we will try to get back to you within 24 hours. Our Services Besides manufacturing,
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inquiry799842-07-2 Rosuvastatin intermediate 1.honest and trustworthy company 2.in very competitive price 3.Quality Guarantee Rosuvast…
Cas:1056624-11-3
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inquiryUnited Scientific Company Located in Shanghai of China , is a competitive player in the global specialty and fine chemical market. Fenghua has both the expertise and flexibility to produce a wide range of chemicals. Focusing on developing the innovat
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inquiryShanghai, Run-Biotech Co., Ltd is a leading domestic pharmaceutical, biopharmaceutical, and health care products R & D outsourcing services company. As an innovation-driven and customer-focused company, Run Biotech provides a broad and integrated por
Cas:1056624-11-3
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inquiryKnown for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers. Package:According client's requirements Application:Pharmaceutical Intermediate Transportation:According client's requirements Port:SHA
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inquiryPyrimidine, 2-[4-(1-piperazinyl)phenyl]-, hydrochloride (1:1) Storage:keep in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/pharma intermediate Transportation:By Sea,by Air,By courier like DHL or F
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inquiryThis pigment belongs to heterocycle azo nickel complex containing pyrimidine ring. It has strong tinting strength and resistance Pac…
Cas:1056624-11-3
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Type:
inquiryWe have two R&D center both in Suzhou and Nanjing. The R&D Center owns labs with 2500m6806 Production Base. And excellent staff, advanced equipments ,instruments, strict quality management system enhance our competitiveness.We are good at rare&hard t
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inquiry4-chloro-2-methylthieno[3,2-d]pyrimidine can be used as intermediates to synthesize other pharmaceutical materials Because of advanc…
Cas:1056624-11-3
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inquiryDebyesci is here who supplied several kinds of chemical products to global pharmaceutical, drug discovery, agrochemical and biotechnology industries for four yearsOur key scientific leadership team has gained experience in top research and developmen
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inquiryHigh Purity,kgs supplyAppearance:10g;25g;100g;500g;1000g Application:Pharmaceutical Intermediates
Cas:1056624-11-3
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inquiryPyrimidine, 2-[4-(1-piperazinyl)phenyl]-, hydrochloride (1:1)Appearance:Off white to slight yellow solid Storage:Stored in shaded, cool and dry places Package:1L 5L 10L 25L bottle Application:pharma intermediate Transportation:Handle with cares to av
Cas:1056624-11-3
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inquiryR & D enterprises have their own stock in stock Package:5g Application:pharmaceutical intermediates
Cas:1056624-11-3
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inquiry4-(4-pyrimidin-2-yl-phenyl)-piperazine-1-carboxylic acid tert-butyl ester
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In 1,4-dioxane; dichloromethane | |
With hydrogenchloride In 1,4-dioxane; dichloromethane for 2h; | |
With hydrogenchloride In 1,4-dioxane; dichloromethane for 2h; |
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: ammonium chloride / tetrahydrofuran; hexanes; water / 0.08 h 1.2: 1 h 2.1: potassium carbonate / bis-triphenylphosphine-palladium(II) chloride / water; N,N-dimethyl-formamide / 8 h / 80 °C 3.1: hydrogenchloride / 1,4-dioxane; dichloromethane / 2 h View Scheme |
tert-butyl 4-(4-bromophenyl)piperazine-1-carboxylate
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1.1: n-butyllithium / tetrahydrofuran; hexanes / 0.5 h / -78 °C 1.2: 18.17 h / 20 °C 2.1: ammonium chloride / tetrahydrofuran; hexanes; water / 0.08 h 2.2: 1 h 3.1: potassium carbonate / bis-triphenylphosphine-palladium(II) chloride / water; N,N-dimethyl-formamide / 8 h / 80 °C 4.1: hydrogenchloride / 1,4-dioxane; dichloromethane / 2 h View Scheme |
4-(4-(tert-butoxycarbonyl)piperazin-1-yl)phenylboronic acid
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: potassium carbonate / bis-triphenylphosphine-palladium(II) chloride / water; N,N-dimethyl-formamide / 8 h / 80 °C 2: hydrogenchloride / 1,4-dioxane; dichloromethane / 2 h View Scheme |
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1.1: triethylamine / dichloromethane / 1 h 2.1: n-butyllithium / tetrahydrofuran; hexanes / 0.5 h / -78 °C 2.2: 18.17 h / 20 °C 3.1: ammonium chloride / tetrahydrofuran; hexanes; water / 0.08 h 3.2: 1 h 4.1: potassium carbonate / bis-triphenylphosphine-palladium(II) chloride / water; N,N-dimethyl-formamide / 8 h / 80 °C 5.1: hydrogenchloride / 1,4-dioxane; dichloromethane / 2 h View Scheme |
1-carboxymethyl-pyrrolidine-3-carboxylic acid methyl ester
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
1-{2-oxo-2-[4-(4-pyrimidin-2-yl-phenyl)-piperazin-1-yl]-ethyl}-pyrrolidine-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine In N,N-dimethyl-formamide for 24h; |
1-tert-butoxycarbonylmethyl-3-methoxymethyl-pyrrolidine-3-carboxylic acid methyl ester
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
3-methoxymethyl-1-{2-oxo-2-[4-(4-pyrimidin-2-yl-phenyl)-piperazin-1-yl]-ethyl}-pyrrolidine-3-carboxylic acid methyl ester
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine; HATU In 1,2-dimethoxyethane for 4h; |
2-(4-piperazin-1-yl-phenyl)-pyrimidine hydrochloride
chloroacetyl chloride
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0℃; for 0.5h; |
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