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:138-12-5
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:138-12-5
Min.Order:1 Kilogram
FOB Price: $2.0
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
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:138-12-5
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
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 have stoc
(-)-SCOPOLAMINE CAS: 138-12-5 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 intermed
Cas:138-12-5
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
1.high quality: quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed. 2.reasonable price: we provide high quality products with competitive pric
Cas:138-12-5
Min.Order:10 Gram
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
Hangzhou 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:138-12-5
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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:138-12-5
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:138-12-5
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiry1. DMF is available. 2. Registerred in Iran MOH already. 3. Under registerring in Japan and Korea Hangzhou Huarong Pharm Co., Ltd. established since 2009 , has been always focusing on supplying products and services to our clients in the field
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:138-12-5
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:138-12-5
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:138-12-5
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryWe 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:138-12-5
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryWe produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
1.Our services:A.Supply sampleB.The packing also can be according the customers` requirmentC.Any inquiries will be replied within 24 hoursD.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
Ansciep 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
138-12-5 (-)-Scopolamine Application:138-12-5 (-)-Scopolamine
good quality, competitive price, thoughtful after sale serviceAppearance:White to Off-White Solid Storage:Keep it in dry,shady and cool place Package:as your requirement Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by Sea
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Hangzhou ZeErRui Chemical Co., Ltd. is focused on customization, research and development and production of APIs and advanced intermediates, which can effectively compensate for the deficiencies of traditional CRO and CMO. Priority of high-tech barri
Conditions | Yield |
---|---|
In benzene for 24h; Ambient temperature; | 50% |
scopalamine
A
nor-(-)-scopolamine
B
3-Hydroxy-2-phenyl-propionic acid (1R,2R,4S,5S,7S)-9-formyl-3-oxa-9-aza-tricyclo[3.3.1.02,4]non-7-yl ester
Conditions | Yield |
---|---|
With oxygen; lithium perchlorate; 9,10-Dicyanoanthracene In acetonitrile at 20℃; Irradiation; | A 82 % Spectr. B 18 % Spectr. |
With oxygen; 9,10-Dicyanoanthracene In acetonitrile at 20℃; Irradiation; | A 50 % Spectr. B 50 % Spectr. |
scopalamine
(1R,3S,5S)-3'-hydroxy-2'-phenylpropionic acid 8-methyl-8-azabicyclo[3.2.1]oct-6-en-3-yl ester
Conditions | Yield |
---|---|
With copper; zinc In ethanol Heating; Yield given; |
scopalamine
(1R,3S,5S)-8-methyl-8-azabicyclo[3.2.1]oct-6-en-3-ol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating View Scheme |
scopalamine
tert-butyl-((3Z,5Z)-cyclohepta-3,5-dienyloxy)dimethylsilane
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: various solvent(s) / 3 h / Heating View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 9 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: 15 percent / various solvent(s) / 3 h / Heating 6: 92 percent / Zn/AcOH 7: H2 / Pd/C 8: PCC 9: 3percent aq. HCl View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 7 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: 15 percent / various solvent(s) / 3 h / Heating 6: 92 percent / Zn/AcOH 7: H2 / Pd/C View Scheme |
scopalamine
(1S,3S,5R)-3-(tert-Butyl-dimethyl-silanyloxy)-8-methyl-8-aza-bicyclo[3.2.1]oct-6-ene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 8 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: 15 percent / various solvent(s) / 3 h / Heating 6: 92 percent / Zn/AcOH 7: H2 / Pd/C 8: PCC View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 6 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: 15 percent / various solvent(s) / 3 h / Heating 6: 92 percent / Zn/AcOH View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 5 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h 5: 15 percent / various solvent(s) / 3 h / Heating View Scheme |
scopalamine
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: Zn-Cu / ethanol / Heating 2: 77 percent / OH(1-)/H2O / Heating 3: 88 percent 4: 35percent H2O2 / ethanol / 48 h View Scheme |
scopalamine
Conditions | Yield |
---|---|
In benzene at 85℃; for 16h; Diels-Alder Cycloaddition; Sealed tube; Overall yield = 48 %; regioselective reaction; |
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