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
Our Advantage Rich Experience Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term. Quality service Company cooperates with research institutes. We strictly con
Cas:22033-87-0
Min.Order:1 Kilogram
FOB Price: $1.0 / 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:22033-87-0
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOlesoxime CAS:22033-87-0 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:22033-87-0
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:22033-87-0
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:22033-87-0
Min.Order:0
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:22033-87-0
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.O
Cas:22033-87-0
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryJ&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
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:22033-87-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryOlesoxime cas 22033-87-0Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
BOC Sciences provides a wide range of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds. Package:
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Strict quality control system and PHD We has passed through the ISO9001:2016 Quality System Certificate, we have strict quality control system. we have about 300 employees, including 90 full-time PHD 15 PHD and masters above, 153 undergraduates, w
Cas:22033-87-0
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryWuhan Sun-shine Bio-technology Corporation Limited is specializing in the anticancer, antitumor,heart head blood-vessel,pharmaceutical intermediates,fine Chemicals production and customization. Company has strong ability of research and development
Cas:22033-87-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh purity of TRO19266 22033-87-0 good supplier in China Company Information Hekang Biotechnology Co.,Ltd is a company who dedicate to contract manufacturing and custom synthesis service. Since its foundation in 2005, Hekang has kept strivin
Cas:22033-87-0
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
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
Cas:22033-87-0
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryHigh purity of 22033-87-0 good supplier in ChinaAppearance:powder 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 DH
Cas:22033-87-0
Min.Order:0
Negotiable
Type:Trading Company
inquiryDo best quality products, erect the morality model Application:please email us, thanks
Our company provides the best service for our customers. Under the premise of ensuring quality and delivery date, give customers the best price. The company is more willing to meet our customers. If you want to visit our factories and warehouses, we
Cholest-4-en-3-one,oximeAppearance: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 avoid damaging the packages. Protect th
high purity Application:Drug intermediates Materials intermediates and active molecules
Cholest-4-en-3-one
cholest-4-en-3-one oxime
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; sodium acetate In methanol; water at 60℃; | 90% |
With potassium dihydrogenphosphate; hydroxylamine hydrochloride In ethanol for 1h; Heating; |
cholest-4-en-3-one oxime
Cholest-4-en-3-one
Conditions | Yield |
---|---|
With benzeneseleninic anhydride In tetrahydrofuran | 80% |
cholest-4-en-3-one oxime
2-chloroethanamine hydrochloride
Conditions | Yield |
---|---|
With sodium methylate In methanol | 80% |
cholest-4-en-3-one oxime
A
Cholest-4-en-3-one
B
4-aza-A-homocholest-4a-en-3-one
Conditions | Yield |
---|---|
In methanol for 7.5h; Product distribution; Irradiation; between conditions, investigation of steroidal α,β-unsaturated ketone oximes; | A 51% B 33% |
In methanol for 7.5h; Irradiation; | A 51 % Turnov. B 33 % Turnov. |
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In diethyl ether |
cholest-4-en-3-one oxime
acetic anhydride
N-acetyl-cholesta-3,5-dien-3-amine
Conditions | Yield |
---|---|
With pyridine | |
With pyridine for 18h; Heating; |
Conditions | Yield |
---|---|
With pyridine |
cholest-4-en-3-one oxime
(5aR,5bS,7aR,8R,10aS,10bS)-5a,7a-dimethyl-8-((R)-6-methylheptan-2-yl)-4,5,5a,5b,6,7,7a,8,9,10,10a,10b,11,12-tetradecahydrocyclopenta[5,6]naphtho[1,2-d]azepin-2(3H)-one
Conditions | Yield |
---|---|
With thionyl chloride In 1,4-dioxane for 0.333333h; Ambient temperature; | 46 % Turnov. |
Conditions | Yield |
---|---|
With triethylamine In dichloromethane; Petroleum ether at -40℃; for 1.75h; |
cholest-4-en-3-one oxime
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Et3N / CH2Cl2; petroleum ether / 1.75 h / -40 °C 2: 9-borobicyclo<3.3.1>nonane / tetrahydrofuran / 40 h / Ambient temperature View Scheme |
cholest-4-en-3-one oxime
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Et3N / CH2Cl2; petroleum ether / 1.75 h / -40 °C 2: 9-borobicyclo<3.3.1>nonane / tetrahydrofuran / 40 h / Ambient temperature View Scheme |
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