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:54-36-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiry1. 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:54-36-4
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:54-36-4
Min.Order:1 Kilogram
FOB Price: $1.0
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
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:54-36-4
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
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:54-36-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:54-36-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryMETYRAPONE CAS:54-36-4 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, s
Cas:54-36-4
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:54-36-4
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:54-36-4
Min.Order:0
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
The 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
Cas:54-36-4
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:54-36-4
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:54-36-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquirysuperior quality Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package: 1g/bag, 5g/bag, 10g/bag, 100g/bag, 1kg/bag or as per your request Application:Diagnostic aid (pituitary function);steroid 11?-hyd
Cas:54-36-4
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryEstablished in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Our company was built in 2009 with an ISO certificate.In the past 6 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
Cas:54-36-4
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryProduct name: 2-Methyl-1,2-di(3-pyridyl)-1-propanone CAS : 54-36-4 Appearance: White powder Content: 99% Appearance:White powder Storage:Store in cool and dry place, away from sun light. Package:25kg/drum Application:Syntheses Material Intermediates
Cas:54-36-4
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Other
inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
Hunan chemfish Pharmaceutical co.,Ltd.located in Lugu High-tech industral park ,Hunan province . with its own R&D center and more than 10000㎡manufacture plant . Chemfish owns 40 reactors from 1000L to 8000L. With complete auxiliary equipment as
Cas:54-36-4
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryhigh purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air Port:Beijing or Guangzhou
R & D enterprises have their own stock in stockAppearance:To be subject to the object Package:Customized Application:pharmaceutical intermediates Transportation:Air Port:Shanghai;Guangzhou
high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Cas:54-36-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryJinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:54-36-4
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryWhy is SINOWAY:1) Specialized in pharmaceutical and healthcare industrial since 19872) 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 . Application:API
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:54-36-4
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryhigh quality Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea
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:54-36-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryFactory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China
A
metyrapone
B
3,3-di-pyridin-3-yl-butan-2-one
C
3,3'-(1,2-bis-methylene-ethane-1,2-diyl)-bis-pyridine
Conditions | Yield |
---|---|
With sulfuric acid for 70h; Further byproducts given; | A 22% B 38% C 13% D 14% |
2,3-di-3-pyridyl-2,3-butanediol
A
metyrapone
B
3,3-di-pyridin-3-yl-butan-2-one
Conditions | Yield |
---|---|
With sulfuric acid |
A
metyrapone
B
3,3-di-pyridin-3-yl-butan-2-one
Conditions | Yield |
---|---|
With sulfuric acid at 23℃; Product distribution; Further Variations:; Reagents; |
A
metyrapone
B
3,3'-(1,2-bis-methylene-ethane-1,2-diyl)-bis-pyridine
Conditions | Yield |
---|---|
With sulfuric acid at 23℃; Product distribution; Further Variations:; Reagents; Temperatures; |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: isopropyl alcohol; acetic acid / Einwirkung von UV-Licht 2: concentrated H2SO4 View Scheme |
Conditions | Yield |
---|---|
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In tetrahydrofuran for 3.5h; Inert atmosphere; Reflux; |
acetonitrile
A
metyrapone
B
bis(acetonitrile)bis(2,2'-bipyridine)ruthenium(II) hexafluorophosphate
Conditions | Yield |
---|---|
for 1h; Kinetics; Time; UV-irradiation; |
Conditions | Yield |
---|---|
for 0.0166667h; Kinetics; Time; UV-irradiation; |
metyrapone
Metyrapol
Conditions | Yield |
---|---|
With sodium tetrahydroborate Reduction; | 100% |
With sodium tetrahydroborate In methanol Reduction; | |
With human liver dihydrodiol dehydrogenase 4; NADPH In phosphate buffer at 25℃; pH=6.0; Enzyme kinetics; Further Variations:; Reagents; |
metyrapone
Conditions | Yield |
---|---|
With (R)-3,3'-bis(2,4,6-triisopropylphenyl)binol phosphoric acid; [4,4’-bis(1,1-dimethylethyl)-2,2’-bipyridine-N1,N1‘]bis [3,5-difluoro-2-[5-(trifluoromethyl)-2-pyridinyl-N]phenyl-C]iridium(III) hexafluorophosphate In 1,4-dioxane for 14h; Minisci Aromatic Substitution; Irradiation; enantioselective reaction; | 70% |
metyrapone
triethyl(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)silane
Conditions | Yield |
---|---|
With 1,2-dimethoxyethane; potassium hexamethylsilazane for 3h; Inert atmosphere; regioselective reaction; | 54% |
Conditions | Yield |
---|---|
With tert-Butyl peroxybenzoate In dichloromethane at 20℃; for 12h; Catalytic behavior; Irradiation; Inert atmosphere; | 46% |
potassium hexafluorophosphate
metyrapone
Conditions | Yield |
---|---|
Stage #1: metyrapone; bis(2,2'-bipyridine)dichlororuthenium(II) dihydrate In water at 80℃; Inert atmosphere; Stage #2: potassium hexafluorophosphate In water | 38% |
metyrapone
A
3-(1-methylethenyl)pyridine
B
3-isopropylpyridine
C
nicotinic acid
D
2-(3-pyridinyl)-2-propanol
F
2,3-di(3-pyridyl)-2,3-dimethylbutane
Conditions | Yield |
---|---|
With 1-dodecylthiol In cyclohexane Quantum yield; Product distribution; Irradiation; | A 4% B 6% C 15% D 15% E n/a F 35% |
metyrapone
A
3-(1-methylethenyl)pyridine
B
3-isopropylpyridine
C
2-(3-pyridinyl)-2-propanol
D
2,3-di(3-pyridyl)-2,3-dimethylbutane
Conditions | Yield |
---|---|
In methanol for 6h; Irradiation; | A 4% B 2% C 2% D 35% |
Conditions | Yield |
---|---|
In neat (no solvent) for 40h; Product distribution; Mechanism; Irradiation; also in MeCN solution; | A 30% B 11% C 6% D 3% E 4% |
metyrapone
B
2-Methyl-1-<3'-(1'-oxopyridyl)>-2-(3''-pyridyl)-propan-1-one
C
2-Methyl-2-<3''-(1''-oxopyridyl)>-1-(3'-pyridyl)-propan-1-one
D
2-Methyl-1,2-bis-3-(1-oxopyridyl)propan-1-one
Conditions | Yield |
---|---|
With 3-chloro-benzenecarboperoxoic acid In chloroform for 0.0833333h; -10 deg C to r.t.; Yield given. Yields of byproduct given; | |
With 3-chloro-benzenecarboperoxoic acid In chloroform 1.) -10 deg C to r.t., 2.) r.t., 5 min; Yield given. Yields of byproduct given; |
metyrapone
Conditions | Yield |
---|---|
1.) H2O, irrad., 6 h, 2.) heating; Yield given. Multistep reaction; |
metyrapone
Conditions | Yield |
---|---|
With (S)-3,3'-bis(2,4,6-tri-iso-propylphenyl)-1,1'-binaphthyl-2,2'-diyl hydrogenphosphate; triphenylphosphine; sodium iodide In 1,4-dioxane at 20℃; for 20h; Schlenk technique; Inert atmosphere; Irradiation; Overall yield = 55 %; | A n/a B n/a |
With (R)-3,3'-bis(2,4,6-triisopropylphenyl)binol phosphoric acid; triphenylphosphine; sodium iodide In 1,4-dioxane at 20℃; for 15h; Irradiation; Overall yield = 55 %; enantioselective reaction; | A n/a B n/a |
Conditions | Yield |
---|---|
With rose bengal In dimethyl sulfoxide at 20℃; Irradiation; Overall yield = 33 percent; |
About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia
Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog
©2008 LookChem.com,License: ICP
NO.:Zhejiang16009103
complaints:service@lookchem.com Desktop View