DayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:7211-39-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryItems Standard Result Appearance Colorless,transparent liquid Complies Content% ≥99.90
Cas:7211-39-4
Min.Order:1 Kilogram
FOB Price: $3.0 / 10.0
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
Cas:7211-39-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
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 R&D b
Cas:7211-39-4
Min.Order:1 Gram
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
Cas:7211-39-4
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:7211-39-4
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
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:7211-39-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryDIMETHYLPHOSPHINE OXIDE CAS:7211-39-4 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 in
Cas:7211-39-4
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:7211-39-4
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:7211-39-4
Min.Order:10 Gram
Negotiable
Type:Trading Company
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
1. Product advantages: exquisite appearance and unique functions. 2. Product Advantages: Our products are the best,fast speed ,in large stock 3. High-quality products and thoughtful service are your greatest satisfaction. 4. The product
Cas:7211-39-4
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHubei Lidu New Materials Technology Co. , Ltd. is located in No. 12,3C Industrial Park, Zhongxiang Economic Development Zone, Hubei Province. The company is committed to fine chemical raw materials, pharmaceutical intermediates and other production,
Cas:7211-39-4
Min.Order:1 Gram
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
Cas:7211-39-4
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:7211-39-4
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
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:7211-39-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:7211-39-4
Min.Order:1 Gram
FOB Price: $1.0
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:7211-39-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryTianfu Chemical, built in 2009, is a professional supplier for API materials in China. With 10 years development, we have bulit our own factory and lab to produce a certain of products. And we have established stable business relationships with ma
Cas:7211-39-4
Min.Order:1 Kilogram
FOB Price: $200.0
Type:Lab/Research institutions
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:7211-39-4
Min.Order:1 Kilogram
Negotiable
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:7211-39-4
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:7211-39-4
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:7211-39-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryLocated in Hangzhou National Hi-Tech Industrial Development Zone, zhongqichem is a technical company mainly focus on the Custom synthesis, manufacturing, sales of chemicals to various industries. Benefiting from the outstanding customer service an
Wuhu Nuovo Chemical Technology Co., Ltd. was established in August 2014, mainly engaged in the development, production and sales of ionic liquids, ribose, nucleosides, nucleotides and related chemicals; Products are mainly used in new energy, new ma
SAGECHEM 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
Cas:7211-39-4
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryHigh quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use
GOLDEN PHARMA CO.,LIMITED.is a professional pharmaceutical company,our team have more than 20years expereince in pharmaceutical production and sales. we are a professional technical enterprise specializing in the R & D, production,QA regulation
We 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:7211-39-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryStock products, own laboratoryAppearance:White to off-white solid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:7211-39-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirymethylmagnesium bromide
phosphonic acid diethyl ester
dimethyl phosphine oxide
Conditions | Yield |
---|---|
In tetrahydrofuran at 0 - 20℃; for 16h; Inert atmosphere; | 88.79% |
In tetrahydrofuran; diethyl ether at 0 - 20℃; for 0.5h; Inert atmosphere; | 63.66% |
In tetrahydrofuran at 0 - 20℃; for 5h; |
methylmagnesium chloride
phosphonic acid diethyl ester
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran at 0℃; for 4h; | 81.39% |
In tetrahydrofuran Ambient temperature; | 80% |
In tetrahydrofuran at 30℃; for 1h; Cooling with ice; | 70.8% |
In tetrahydrofuran at 20 - 30℃; for 1h; Cooling with ice; | 70.8% |
(i) THF, (ii) aq. K2CO3; Multistep reaction; |
methylene chloride
A
dimethylphosphinic acid sodium salt
B
methylphosphonic acid disodium salt
C
dimethyl phosphine oxide
D
methylphosphonous acid sodium salt
Conditions | Yield |
---|---|
With sodium hydroxide; phase transfer catalyst; phosphorous Further byproducts given; | A 0.5% B 3.5% C 5% D 72% |
Conditions | Yield |
---|---|
Stage #1: methylmagnesium chloride With phosphonic acid diethyl ester In tetrahydrofuran at 20 - 30℃; for 1h; Stage #2: With potassium carbonate In tetrahydrofuran; water | 70.8% |
With phosphonic acid diethyl ester In tetrahydrofuran at 0 - 20℃; for 5h; |
phosphorous acid trimethyl ester
A
trimethyl phosphite
B
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With Bromotrichloromethane In neat (no solvent) at 25℃; for 0.5h; | A 4% B 50% |
Conditions | Yield |
---|---|
With phosphorus; potassium hydroxide; N-benzyl-N,N,N-triethylammonium chloride In 1,4-dioxane at 60 - 62℃; | A 7% B n/a |
Conditions | Yield |
---|---|
With water |
dimethylmethoxyphosphines-d0
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With water at -10℃; |
dimethyl methylthiophosphinite
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With water |
Conditions | Yield |
---|---|
With water |
(diisopropylamino)(dimethyl)phosphine
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With sulfuric acid |
C10H24O4P2
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With water In benzene |
Conditions | Yield |
---|---|
With methanol | |
With hydrogenchloride |
dimethylphosphinic acid
triphenylphosphine
A
dimethyl phosphine oxide
B
Triphenylphosphine oxide
Conditions | Yield |
---|---|
In chloroform-d1 for 96h; | A n/a B 23 %Spectr. |
isoquinoline N-oxide
phosphorous acid trimethyl ester
A
trimethyl phosphite
B
tetramethyl pyrophosphate
C
dimethyl trichloromethylphosphonate
D
dimethyl phosphine oxide
E
dimethyl isoquinolin-1-ylphosphonate
Conditions | Yield |
---|---|
With Bromotrichloromethane In chloroform-d1 at 20℃; for 0.333333h; |
Conditions | Yield |
---|---|
Stage #1: methyl bromide With magnesium In tetrahydrofuran for 2h; Reflux; Stage #2: With phosphonic acid diethyl ester at 0 - 20℃; for 18h; |
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); triethylamine In acetonitrile for 20h; Reflux; | 100% |
dichloro( 1,5-cyclooctadiene)platinum(ll)
dimethyl phosphine oxide
Conditions | Yield |
---|---|
In tetrahydrofuran soln. of Pt complex and ligand (2 equiv.) in THF was stirred under reflufor 22 h; filtered over Celite; concd. (vac.); | 99% |
Conditions | Yield |
---|---|
With palladium(II)(diphenylphosphinic acid(-2H)); 1,3-bis-(diphenylphosphino)propane In toluene at 110℃; for 5h; Inert atmosphere; regioselective reaction; | 99% |
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Darkness; Stage #2: Iododecane In tetrahydrofuran at 22℃; for 16h; Inert atmosphere; Darkness; chemoselective reaction; | 99% |
dimethyl phosphine oxide
Conditions | Yield |
---|---|
Stage #1: 4-iodo-2-(trifluoromethoxy)aniline; dimethyl phosphine oxide With potassium phosphate; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 150℃; for 0.333333h; Inert atmosphere; Microwave irradiation; Stage #2: With hydrogenchloride In methanol | 98% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 14h; Inert atmosphere; Schlenk technique; | 97% |
Conditions | Yield |
---|---|
With palladium(II)(diphenylphosphinic acid(-2H)); 1,2-bis-(diphenylphosphino)ethane In toluene at 110℃; for 25h; Inert atmosphere; regioselective reaction; | 96% |
Conditions | Yield |
---|---|
for 1h; -196 deg C to RT; | 95.7% |
dimethyl phosphine oxide
1-(4-chlorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethanone
Conditions | Yield |
---|---|
at 80 - 100℃; | 95% |
(2-formylphenyl)(diphenyl)phosphine
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With ammonia In 1,2-dimethoxyethane Addition; | 95% |
dimethyl phosphine oxide
1-dodecylbromide
dodecyl(dimethyl)phosphine oxide
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Stage #2: 1-dodecylbromide In tetrahydrofuran at 22℃; for 16h; Inert atmosphere; chemoselective reaction; | 93% |
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With potassium phosphate; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 150℃; for 10h; Inert atmosphere; | 93% |
formaldehyd
phenylmethyl 1-piperazinecarboxylate
dimethyl phosphine oxide
benzyl 4-((dimethylphosphoryl)methyl)piperazine-1-carboxylate
Conditions | Yield |
---|---|
Stage #1: formaldehyd; phenylmethyl 1-piperazinecarboxylate With toluene-4-sulfonic acid In tetrahydrofuran at 60℃; for 1h; Stage #2: dimethyl phosphine oxide In tetrahydrofuran at 60℃; | 93% |
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Stage #2: 1-chloroundecane In tetrahydrofuran at 22℃; for 16h; Inert atmosphere; chemoselective reaction; | 92% |
Conditions | Yield |
---|---|
In dichloromethane for 120h; Ambient temperature; | 91.8% |
2-(1H-imidazol-1-yl)-1-phenylethanone
dimethyl phosphine oxide
Conditions | Yield |
---|---|
In diethyl ether at 25℃; for 4h; | 91% |
Conditions | Yield |
---|---|
In dichloromethane for 120h; Ambient temperature; | 90.6% |
dimethyl phosphine oxide
1-phenyl-2-(1H-1,2,4-triazol-1-yl)ethanone
Conditions | Yield |
---|---|
In diethyl ether at 25℃; for 4h; | 90% |
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In N,N-dimethyl-formamide at 130℃; for 3h; Sealed tube; Inert atmosphere; | 90% |
dimethyl phosphine oxide
Conditions | Yield |
---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; triethylamine In acetonitrile at 90℃; for 20h; Inert atmosphere; | 90% |
m-iodonitrobenzene
dimethyl phosphine oxide
dimethyl(3-nitrophenyl)phosphine oxide
Conditions | Yield |
---|---|
With caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0) In 1,4-dioxane at 90℃; for 4h; Sealed tube; | 89% |
With caesium carbonate; tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane at 20 - 90℃; for 3.16667h; Inert atmosphere; | 79% |
3,5-di-tert-butyl-o-benzoquinone
dimethyl phosphine oxide
Dimethylphosphinsaeure-2-hydroxy-3,5-di-tert-butylphenylester
Conditions | Yield |
---|---|
In dichloromethane for 1h; Heating; | 88.4% |
dimethyl phosphine oxide
1-(4-fluorophenyl)-2-(1H-imidazol-1-yl)ethanone
Conditions | Yield |
---|---|
at 80 - 100℃; | 88% |
dimethyl phosphine oxide
4'-fluoro-2-(1H-1,2,4-triazol-1-yl)acetophenone
Conditions | Yield |
---|---|
at 80 - 100℃; | 87% |
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 14h; Inert atmosphere; Schlenk technique; | 87% |
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Stage #2: α,α'-dibromo-o-xylene In tetrahydrofuran at 22℃; Inert atmosphere; chemoselective reaction; | 87% |
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Stage #2: 1,3-bis-(bromomethyl)benzene In tetrahydrofuran at 22℃; Inert atmosphere; chemoselective reaction; | 87% |
Conditions | Yield |
---|---|
With potassium hexafluorophosphate; [Cp*Rh(OAc)2] In methanol at 65℃; Electrochemical reaction; | 87% |
Conditions | Yield |
---|---|
Stage #1: dimethyl phosphine oxide With sodium hexamethyldisilazane In tetrahydrofuran at 22℃; for 0.25h; Inert atmosphere; Stage #2: benzyl bromide In tetrahydrofuran at 0℃; for 2h; Inert atmosphere; chemoselective reaction; | 86.2% |
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