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:518-34-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWhy is SINOWAY: 1) Specialized in pharmaceutical and healthcare industrial since 1987 2) 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
Cas:518-34-3
Min.Order:25 Kilogram
Negotiable
Type:Trading Company
inquiryWelcome 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:518-34-3
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquirySpecifications Type: Herbal Extract Variety: Stephania Tetrandra Extract Form: Powder Part: Root Extraction Type: Solvent Extraction
Cas:518-34-3
Min.Order:1 Kilogram
FOB Price: $600.0 / 700.0
Type:Other
inquiryUnique advantages of D-Tetrandrine Cas 518-34-3 Guaranteed purity High quality & competitive price Quality control Fast feedback Prompt shipment Appearance:White powder Storage:Cool dry place Package:10g,100g,1kg/foil bag Ap
Cas:518-34-3
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryHebei yanxi chemical co., LTD is a professional research, development and production Cyromazine、lead diacetate trihydrate /Lead acetate trihydrateC、 2-phenylacetamide 、 4-Aminophenyl-1-phenethylpiperidine 、Citric acid monohydrate 、 Citric acid/c
Cas:518-34-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Manufacturers
inquiryAnti-Inflammatory Herbal Extract Stephania Tetrandra Extract Tetrandrine 98% Powder Professional Factory We has a complete production and operating system, with an annual output capacity of 2000 tons. It can produce variety of content and proporti
Cas:518-34-3
Min.Order:100 Kilogram
FOB Price: $145.0 / 150.0
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:518-34-3
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryShanghai Seasonsgreen Chemical is a high-tech research and development, production, sale and custom synthesis set in one high-tech chemical products enterprises. Our sales and marketing division is located in Shanghai, serving international pharmaceu
Cas:518-34-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Manufacturers
inquiryName:Tetrandrine English Name:Tetrandrine Molecular formula:C38H42N2O6 Molecular weight:622 Packaging Specification: 25kg/drum high purity 99%min stock Hubei DiBo Chemical Co., Ltd. was founded in 2009, is a high-tech industrial unit which
Cas:518-34-3
Min.Order:25 Kilogram
FOB Price: $1.0 / 2.0
Type:Other
inquiryD-Tetrandrine Basic information Product Name: D-Tetrandrine Synonyms: 6’,7,12-tetramethoxy-2,2’-dimethyl-(1-beta)-berbama;fanchinine;sinomeninea;6,6',7,12-tetramethoxy-2,
Cas:518-34-3
Min.Order:1 Metric Ton
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
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:518-34-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1. Product advantages ♦ High purity, all above 98.5%, no impurities after dissolution ♦ We will test each batch to ensure quality ♦ OEM and private brand services designed for free ♦ Various cap colors available ♦ W
Cas:518-34-3
Min.Order:1 Kilogram
FOB Price: $7.0 / 9.0
Type:Trading Company
inquiryOur 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:518-34-3
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryName: (+)-Tetrandrine Synonyms: (S,S)-(+)-tetrandrine CAS: 518-34-3 MF: C38H42N2O6 Appearance: white powder Storage:Store in cool and dry place, away from sun light. Package: 25kgs/drum Application:APIs Transportation:By sea or by air Port:Q
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 serv
1.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:518-34-3
Min.Order:1 Kilogram
Negotiable
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
D-Tetrandrine CAS:518-34-3 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
Cas:518-34-3
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
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
Cas:518-34-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:white or yellowish white flaky crystal Storage:Keep the sun from direct sunlight ;prevention against high temperature Package:As customer request Application:Used for research and industrial manufacture. Transportatio
Cas:518-34-3
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures
Cas:518-34-3
Min.Order:1 Kilogram
FOB Price: $6.0 / 10.0
Type:Lab/Research institutions
inquirySuperiority We can customize and synthesize products that other suppliers may not be able to provide. Advantage cof, mof ligand manufacturer best service, company and transport
Cas:518-34-3
Min.Order:100 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:518-34-3
Min.Order:1 Gram
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
Company 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
Conditions | Yield |
---|---|
With diethyl ether In methanol for 24h; | 100% |
Tetrandrin
Conditions | Yield |
---|---|
With copper(l) iodide; caesium carbonate In toluene for 80h; Reagent/catalyst; Temperature; Ullmann Condensation; Reflux; Inert atmosphere; | 56.5% |
Conditions | Yield |
---|---|
With tetraethylammonium bromide In water at 50℃; for 3h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 96.64% |
With sodium oxide In glycerol at 300℃; for 0.1h; | 10.5g |
1-(bromomethyl)-2- methoxy-4-(trifluoromethyl)benzene
Tetrandrin
Conditions | Yield |
---|---|
With triethyldodecylammonium hydroxide In water at 80℃; for 2h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 96.05% |
In dimethyl sulfoxide at -20℃; for 12h; | 7.60g |
Conditions | Yield |
---|---|
Stage #1: 2-methoxy-5-trifluoromethylbenzyl chloride; Tetrandrin With 1-hexyl-1-methylpyrrolidin-1-ium bromide In water at 80℃; for 2h; Sonication; Stage #2: citric acid for 2h; pH=7.5; Reagent/catalyst; Solvent; Temperature; Heating; | 96.05% |
Conditions | Yield |
---|---|
With tetraethylammonium bromide In water at 50℃; for 4h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 95.65% |
With sodium oxide In glycerol at 300℃; for 0.1h; | 10.15g |
Conditions | Yield |
---|---|
With 1-butyl-methylpyrrolidinium bis(trifluoromethylsulfonyl)amide In water at 160℃; for 0.5h; Reagent/catalyst; Solvent; Temperature; Sonication; | 95.62% |
With potassium hydroxide In methanol at 50℃; for 72h; | 7.60 g |
Conditions | Yield |
---|---|
With tetraethylammonium chloride In water at 100℃; for 0.5h; Reagent/catalyst; Solvent; Temperature; Sonication; | 95.51% |
With triethylamine In butan-1-ol for 8h; Heating; | 9.1g |
Conditions | Yield |
---|---|
With triethyldodecylammonium hydroxide In water at 60℃; for 6h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 95.34% |
With piperidine In 1,4-dioxane at 60℃; for 12h; | 5.95 g |
Conditions | Yield |
---|---|
With dodecyltrimethylammonium hydroxide In water at 100℃; for 1h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 95.21% |
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 91.5% |
With diethylamine In dichloromethane at 60℃; for 12h; | 10.45 g |
Conditions | Yield |
---|---|
Stage #1: 1-bromomethyl-3,5-difluoro-benzene; Tetrandrin With 1-butyl-3-methylimidazolium trifluoroacetate In water at 50℃; for 6h; Sonication; Stage #2: succinic acid for 2h; pH=7.5; Reagent/catalyst; Solvent; Temperature; Heating; | 95.17% |
Conditions | Yield |
---|---|
With N-benzyl-trimethylammonium hydroxide In water at 160℃; for 0.2h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 94.4% |
With potassium oxide In N,N-dimethyl-formamide at 140℃; for 0.5h; | 9.15 g |
Conditions | Yield |
---|---|
With triethylhexadecylammonium chloride In water at 200℃; for 0.1h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 94.14% |
Tetrandrin
5-bromo-tetrandrine
Conditions | Yield |
---|---|
With bromine; acetic acid; trifluoroacetic acid In water at -15℃; for 4.5h; | 94% |
With bromine; acetic acid; trifluoroacetic acid In water at -20 - -15℃; for 4.5h; | 93.4% |
With bromine; acetic acid; trifluoroacetic acid In water for 0.0833333h; Heating; | |
With pyridinium hydrobromide perbromide; acetic acid at 20℃; |
Tetrandrin
methyl iodide
N,N'-Dimethyl-tetrandrinium-diiodid
Conditions | Yield |
---|---|
In acetonitrile at 85℃; | 94% |
Tetrandrin
Conditions | Yield |
---|---|
With nitric acid In dichloromethane; ethyl acetate at 0 - 20℃; Inert atmosphere; | 94% |
With nitric acid; acetic anhydride In dichloromethane at 0 - 20℃; Inert atmosphere; | 94% |
With nitric acid; acetic anhydride In dichloromethane at 0 - 20℃; for 4h; Inert atmosphere; | 93% |
With nitric acid; acetic anhydride In chloroform at -10 - 0℃; for 1.5h; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
Stage #1: benzoyl chloride; Tetrandrin With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 8h; Inert atmosphere; Stage #2: With nitric acid; acetic anhydride In chloroform at -10 - 0℃; for 1.75h; Inert atmosphere; | 94% |
Conditions | Yield |
---|---|
With N-benzyl-trimethylammonium hydroxide In water at 150℃; for 0.5h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 93.94% |
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 89% |
With sodium oxide In tetrahydrofuran for 4h; Heating; | 7.94g |
Conditions | Yield |
---|---|
With cetyltrimethylammonium chloride In water at 180℃; for 0.1h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 93.1% |
Conditions | Yield |
---|---|
Stage #1: 4-(bromomethyl)-2-fluoropyridine; Tetrandrin In water at 80℃; for 2h; Sonication; Stage #2: toluene-4-sulfonic acid for 1.5h; pH=7.5; Reagent/catalyst; Solvent; Temperature; Heating; | 92.74% |
Conditions | Yield |
---|---|
With N-benzyl-N,N,N-triethylammonium chloride In water at 90℃; for 4h; Reagent/catalyst; Solvent; Temperature; Sonication; | 92.5% |
(2E)-but-2-enedioic acid
2-(bromomethyl)-1,4-difluorobenzene
Tetrandrin
Conditions | Yield |
---|---|
Stage #1: 2-(bromomethyl)-1,4-difluorobenzene; Tetrandrin With tetrabutylammomium bromide In water at 100℃; for 6h; Stage #2: (2E)-but-2-enedioic acid for 8h; pH=7.5; Reagent/catalyst; Solvent; Temperature; Heating; | 92.33% |
Conditions | Yield |
---|---|
With trimethyloctadecylammonium chloride In water at 120℃; for 6h; Reagent/catalyst; Solvent; Temperature; Microwave irradiation; | 92.19% |
Conditions | Yield |
---|---|
With tetrabutylammomium bromide In water at 60℃; for 12h; Reagent/catalyst; Solvent; Temperature; | 90.91% |
With potassium hydride In methanol at 65℃; for 8h; | 80% |
Tetrandrin
Conditions | Yield |
---|---|
With sulfuric acid; sodium sulfate In dichloromethane at 20℃; for 11.25h; | 90% |
Conditions | Yield |
---|---|
With hydrogenchloride In water at 0 - 20℃; | 89% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 87.5% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 85.3% |
Conditions | Yield |
---|---|
In acetone for 15h; Heating; | 84% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 82.3% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 25 - 90℃; | 80.4% |
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