Dayangchem's 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. DayangChem can provide different quantities
Cas:389573-45-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:389573-45-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryAdvantage : LIDE PHARMACEUTICALS LTD. is a mid-small manufacturing-type enterprise, engaged in pharmaceutical intermediates of R&D, custom-made and production, and also involving trading chemicals for export. We have established the
Cas:389573-45-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryent-Paroxol CAS:389573-45-9 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 intermediate
Cas:389573-45-9
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:389573-45-9
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:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMelting Point:98-100°C Boiling Point:300.3±42.0 °C(Predicted) PKA:14.93±0.10(Predicted) PSA:23.47000 Density:1.092±0.06 g/cm3(Predicted) LogP:1.79120 Storage Temp.:Refrigerator XLogP3:1.8 Hydrogen Bond Do
Cas:389573-45-9
Min.Order:1 Gram
FOB Price: $3.0 / 5.0
Type:Trading Company
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
Cas:389573-45-9
Min.Order:0
Negotiable
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:389573-45-9
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryfactory?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:389573-45-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryHangzhou 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
Cas:389573-45-9
Min.Order:0
Negotiable
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:389573-45-9
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:389573-45-9
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquirySAGECHEM is a chemical R&D, manufacturing and distribution company in China since 2009, including pharmaceutical intermediates, agrochemical, dyestuff intermediates, organosilicone, API and etc. We also offer a full range of services in custom synthe
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:389573-45-9
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryLower price, higher purity,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 synthesis of various pesticides, medicines, s
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Manufacturers
inquiry1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Other
inquiry1.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.
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
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? We can also provide MT1 peptide powder2.
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
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry(-)-trans-4-(4'-fluorophenyl)-3-hydroxymethyl-n-methyl-piperidine Application:(-)-trans-4-(4'-fluorophenyl)-3-hydroxymethyl-n-methyl-piperidine
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Other
inquiryWe are committed to providing our customers with the best products and services at the most competitive prices.Appearance:Powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary and sec
1,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 highl
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Trading Company
inquiryfactory?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
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWuhan Xinweiye Chemical Co., Ltd. is mainly engaged in the process development and production of customized synthesis and pharmaceutical intermediates. We have professional researchers in organic synthesis, analytical chemistry and production process
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry(-)-trans-4-(4'-fluorophenyl)-3-hydroxymethyl-n-methyl-piperidineAppearance:ask Storage:Keep in dry and cool condition Package:foil aluminium bag/vacuum packing Application:intermediates Transportation:By express (Door to door) such as FEDEX, DHL, EM
Cas:389573-45-9
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry(3R, 4S)-trans-3-carbomethoxy-4-(4-fluorophenyl)-N-methyl-piperidine
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
Stage #1: (3R, 4S)-trans-3-carbomethoxy-4-(4-fluorophenyl)-N-methyl-piperidine With lithium aluminium tetrahydride In tetrahydrofuran at -30 - -25℃; for 0.5h; Stage #2: With water at 25 - 30℃; for 1h; |
formaldehyd
(3SR,4RS)-trans-4-(4-fluorophenyl)-3-hydroxymethylpiperidine
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
In ethanol; water; toluene |
2,6-dichlorostyrene
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
With phosphazene base-P4-tert-butyl In hexane; 1,3,5-trimethyl-benzene at 110℃; for 24h; Inert atmosphere; | 92% |
(E)-3-(4-fluorophenyl)acryloyl chloride
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at -5℃; for 0.166667h; | 90% |
Sesamol
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
With hydrogenchloride; sodium; triethylamine; benzenesulfonyl chloride 1.) toluene, 0 deg C, 72 h, 2.) toluene, 4-methyl-2-pentanol, reflux, 4 h; Multistep reaction; |
4-methoxy-phenol
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
With hydrogenchloride; sodium; triethylamine; benzenesulfonyl chloride 1.) toluene, 0 deg C, 72 h, 2.) toluene, 4-methyl-2-pentanol, reflux, 4 h; Multistep reaction; |
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
(3R,4S)-3-bromomethyl-4-(4-fluorophenyl)-1-methylpiperidine
Conditions | Yield |
---|---|
With dibromo sulfoxide In acetonitrile for 1h; Heating; |
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
4-(4-fluorophenyl)-1,5-dimethyl-1,2,5,6-tetrahydropyridine
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: SOBr2 / acetonitrile / 1 h / Heating 2: DBU / toluene / 3 h / 120 - 125 °C 3: KF; Al2O3 / 0.5 h / microwave irradiation View Scheme |
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
(4S)-4-(4-fluorophenyl)-1-methyl-3-methylenepiperidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOBr2 / acetonitrile / 1 h / Heating 2: DBU / toluene / 3 h / 120 - 125 °C View Scheme |
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) benzenesulfonyl chloride, triethylamine, 2.) sodium, 3.) hydrochloric acid / 1.) toluene, 0 deg C, 72 h, 2.) toluene, 4-methyl-2-pentanol, reflux, 4 h 2: 1.) BrCN, 2.) LiAlH4 View Scheme |
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 1.) benzenesulfonyl chloride, triethylamine, 2.) sodium, 3.) hydrochloric acid / 1.) toluene, 0 deg C, 72 h, 2.) toluene, 4-methyl-2-pentanol, reflux, 4 h 2: 1.) BrCN, 2.) LiAlH4 View Scheme |
p-toluenesulfonyl chloride
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
trans 4-(p-fluorophenyl)-3-(p-toluenesulfonyloxymethyl)-N-methylpiperidine
Conditions | Yield |
---|---|
With triethylamine In ethyl acetate at 0 - 20℃; for 25h; |
p-toluenesulfonyl chloride
(-)-trans-4-(4'-Fluorophenyl)-3-hydroxymethyl-N-methyl-piperidine
Conditions | Yield |
---|---|
With triethylamine In ethyl acetate |
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