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:7789-45-9
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryWelcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our
Cas:7789-45-9
Min.Order:1 Metric Ton
Negotiable
Type:Manufacturers
inquiryhigh quality Appearance:White or off-white Solid Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea Port:shanghai
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
Our 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
With 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 manufactu
Cas:7789-45-9
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:7789-45-9
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:7789-45-9
Min.Order:10 Kilogram
Negotiable
Type:Trading Company
inquiryChemical Name: Cupric bromide CAS No.:7789-45-9 Molecular Formula:Br2Cu Molecular weight: 223.35 Appearance: black crystalline powder Appearance: Black crystal powder Storage:Store in cool and dry place, away from sun light. Package:25kg
Cas:7789-45-9
Min.Order:5 Metric Ton
FOB Price: $1.0 / 2.0
Type:Other
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:7789-45-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryWe are the manufacturers and suppliers of API in China, and warehouse in Germany and USA of California, which can quickly and safely deliver to your address 1.High quality and competitive price. 2.Free sample for your evaluation. 3.Promptly delivery
Cas:7789-45-9
Min.Order:10 Gram
FOB Price: $8.8
Type:Trading Company
inquiryOur company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At prese
Cas:7789-45-9
Min.Order:1 Kilogram
FOB Price: $76.0 / 85.0
Type:Trading Company
inquiryCupric bromide CAS:7789-45-9 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 intermediat
Cas:7789-45-9
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
Henan 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
J&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:7789-45-9
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures
Cas:7789-45-9
Min.Order:1 Kilogram
FOB Price: $30.0 / 50.0
Type:Lab/Research institutions
inquiryLorcaserin(856681-05-5)is an orally administered agent and a selective 5-HT2C receptor agonist for the treatment of obesity. It had been approved for marketing in US by FDA on 27 June in 2012. In clinical studies, lorcaserin h
Cas:7789-45-9
Min.Order:100 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiry1,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 highly qualifie
Cas:7789-45-9
Min.Order:1 Kilogram
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
Cas:7789-45-9
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:7789-45-9
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:7789-45-9
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquirySuperior quality, moderate price & quick delivery. Appearance:black powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:25kg/drum, or as per your request. Application:Used as Pharmaceutical Intermediates Tr
Our 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 o
Cas:7789-45-9
Min.Order:1 Gram
Negotiable
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:7789-45-9
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
High quality, competitive price, fast delivery and first-class service we possesses have won the trust and praise of customers. Standard: BP/USP/EP The purity is equal or greater than 99%. As a supplier, we can provide high-quality products. Cle
Cas:7789-45-9
Min.Order:1 Metric Ton
Negotiable
Type:Lab/Research institutions
inquiryCupric bromide Basic information Product Name: Cupric bromide Synonyms: copperbromide(cubr2);copperdibromide;CUPRIC BROMIDE;COPPER(II) BROMIDE;COPPER BROMIDE;COPPER(+2)BROMIDE;Copperic bromide ;Copper(Ⅱ) bromide CAS: 7789-45-9 MF: Br2Cu
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:7789-45-9
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:7789-45-9
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
In neat (no solvent) byproducts: Cu-oxide bromide; High Pressure; powdered mixture of the educts, high pressure, primary product;; detected in form of oxide bromide; | |
In neat (no solvent) byproducts: Cu-oxide bromide; High Pressure; powdered mixture of the educts, high pressure, primary product;; detected in form of oxide bromide; |
Conditions | Yield |
---|---|
In neat (no solvent) combustion of Cu with Br2, only small amounts of CuBr2;; | |
In neat (no solvent) combustion of Cu with Br2, only small amounts of CuBr2;; |
Conditions | Yield |
---|---|
In neat (no solvent) treatment of Cu-mirrors with Br2-vapors;; | |
With Cu-sulfide In neat (no solvent) on passing a stream of Br2/CO2 over Cu-sulfide in the heat;; | |
In neat (no solvent) treatment of Cu-mirrors with Br2-vapors;; | |
With Cu-sulfide In neat (no solvent) on passing a stream of Br2/CO2 over Cu-sulfide in the heat;; |
Conditions | Yield |
---|---|
In acetonitrile |
Conditions | Yield |
---|---|
In acetone on addn. of a soln. of Br2 in acetone;; |
Conditions | Yield |
---|---|
In hydrogen bromide dissolving CuO in aq. HBr, evapn. over H2SO4 in the air or in N2-gas of low pressure;; | |
In hydrogen bromide dissolving CuO in aq. HBr, evapn. over H2SO4;; | |
In hydrogen bromide dissolving CuO in aq. HBr, slow evapn.;; |
Conditions | Yield |
---|---|
In water pptn. from aq. soln. of Cu(2+) and alkali bromide by addn. of excess concd. H2SO4;; | |
In water pptn. from aq. soln. of Cu(2+) and alkali bromide by addn. of excess concd. H2SO4;; |
Conditions | Yield |
---|---|
byproducts: SO2; |
Conditions | Yield |
---|---|
In acetonitrile | |
In acetonitrile |
copper(ll) bromide
Conditions | Yield |
---|---|
In solid byproducts: α-picoline; heated up to 400 ° C, heating rate 5 °/min; gaseous phase).; monitored by TG, DTG, DTA;; |
bis(4-methylpyridine) copper(II) dibromide
copper(ll) bromide
Conditions | Yield |
---|---|
In neat (no solvent) sample heating up to 600 K; TG, DTG, DSC; |
bis(2-methylpyridine) copper(II) dibromide
copper(ll) bromide
Conditions | Yield |
---|---|
In neat (no solvent) sample heating up to 600 K; TG, DTG, DSC; |
copper(ll) bromide
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: 3-methylpyridine; sample heating at 5 K/min in air flow up to 600 K; TG, DTG, DSC; |
bis(3-methylpyridine) copper(II) bromide
copper(ll) bromide
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: 3-methylpyridine; sample heating at 5 K/min in air flow up to 600 K; TG, DTG, DSC; |
Conditions | Yield |
---|---|
In methanol Monitored spectrophotometrically (200-400 and 600 to 1200 nm).; |
Conditions | Yield |
---|---|
In neat (no solvent) melts on slightly warming;; | |
In neat (no solvent) melts on slightly warming;; |
copper(ll) bromide
Conditions | Yield |
---|---|
In neat (no solvent) over concd. H2SO4M; | |
In neat (no solvent) over concd. H2SO4M; |
Conditions | Yield |
---|---|
In neat (no solvent) decompn. at ambient temp.;; | |
In neat (no solvent) decompn. at ambient temp.;; |
copper(ll) bromide
Conditions | Yield |
---|---|
In not given heating in water bath; color turns to brown;; ppt. on cooling;; |
Conditions | Yield |
---|---|
In neat (no solvent) decompn. at 250°C,; | |
In neat (no solvent) decompn. at 240-250°C,; | |
In neat (no solvent) decompn. at 250°C,; | |
In neat (no solvent) decompn. at 240-250°C,; |
Conditions | Yield |
---|---|
In dichloromethane byproducts: MeBr; room temp. (N2); not isolated, detected spectroscopically; | A 81% B 100% |
Conditions | Yield |
---|---|
In acetonitrile To a soln. of CuBr2 in CH3CN was added dropwise with stirring a soln. of ligand in warm CH3CN;; ppt. was washed with CH3CN, vac.-dried; elem. anal.;; | 100% |
Conditions | Yield |
---|---|
In methanol soln. of Cu salt and ligand were mixed and stirred for 30 min; ppt. was collected, washed with MeOH, dried in vac.; elem. anal.; | 100% |
N,N'-1,2-ethylenebis(pyridin-2-thione)
copper(ll) bromide
Conditions | Yield |
---|---|
In methanol; nitromethane; dichloromethane elem. anal.; | 100% |
Conditions | Yield |
---|---|
In acetone Reflux; | 100% |
Conditions | Yield |
---|---|
In acetonitrile Cu compd. dissolved in Ar-degassed MeCN, melamine added, suspn. sealed in glass tube, heated with stirring to 100°C for 14 h; filtered, washed with MeCN and Et2O, dried in vac.; elem. anal.; | 99.6% |
Conditions | Yield |
---|---|
In water at 20℃; | 99.5% |
Conditions | Yield |
---|---|
In water molar ratio Cu:bipy:H2O=1:2:167, acid digestion bomb, 170°C, 7 d; washing (water, Me2CO), drying in air; | 99% |
Conditions | Yield |
---|---|
In acetone stoich. amts. (pptn.); collection (filtration), washing (Me2CO), drying (vac.); | 99% |
Conditions | Yield |
---|---|
In ethanol pptn. on addn. Et2O, sepn. (filtration), washing (Et2O); elem. anal.; | 99% |
2,5-dimethyl-N,N'-dicyanoquinone diimine
(E,E)-N,N'-Dicyan-2,5-dimethoxy-1,4-benzochinondiimin
copper(ll) bromide
Conditions | Yield |
---|---|
In acetonitrile Argon atmosphere, keeping a copper wire in a with Ar satd. soln. (2-4 d); washing (CH3CN and pentane), drying (silica gel); elem. anal.; | 99% |
bis-(1,2-diphenylethane-1,2-dione dihydrazone) nickel(II)
salicylaldehyde
copper(ll) bromide
Conditions | Yield |
---|---|
With NaOH In ethanol refluxing (2+1 h); cooling (room temp.), NaOH addn., pptn., filtration, washing (water, ethanol), drying; elem. anal.; | 99% |
Conditions | Yield |
---|---|
In ethanol refluxing (2+1+1 h); cooling (room temp.), NaOH addn., pptn., filtration, washing (ethanol), drying; elem. anal.; | 99% |
2-bromo-N,N'-dicyano-5-methyl-1,4-benzoquinonediimine
2-chloro-N,N'-dicyano-5-methyl-1,4-benzoquinonediimine
copper(ll) bromide
Conditions | Yield |
---|---|
In acetonitrile Argon atmosphere, keeping a copper wire in a with Ar satd. soln. (2-4 d); washing (CH3CN and pentane), drying (silica gel); elem. anal.; | 99% |
Conditions | Yield |
---|---|
With Ce(NH3)2(NO3)4 In methanol refluxing CuBr2, dpds, and Ce(NH3)2(NO3)4 in MeOH for 1 day; elem. anal.; | 99% |
In methanol byproducts: sulfur; react. CuBr2 and dpds in MeOH for several months; elem. anal.; | 70% |
ethanol
pyridine-2-carboxamide thiosemicarbazide
copper(ll) bromide
Conditions | Yield |
---|---|
In ethanol equimol., stirred for 7 d; ppt. filtered, washed (ethanol), dried (vac.); elem. anal., TGA; | 99% |
Conditions | Yield |
---|---|
With Cu In ethanol Electrochem. Process; alternating-current electroreduction of CuBr2 (3 mmol) at copper electrode in the presence of propargylammonium bromide (4 mmol) in ethanol; washing with ethanol, drying; | 99% |
3-Bromopyridine
copper(ll) bromide
trans-[CuBr2(3-bromopyridine)2]
Conditions | Yield |
---|---|
In methanol | 99% |
copper(ll) bromide
Conditions | Yield |
---|---|
In methanol to soln. of phosphonium salt in MeOH soln. of CuBr2 in MeOH was added, stirred for 2 h, left for 24 h; evapd., washed with Et2O, dried in vac., elem. anal.; | 99% |
1,4-bis-(tributylphosphonio)buta-1,3-diene dibromide
copper(ll) bromide
Conditions | Yield |
---|---|
In methanol to soln. of phosphonium salt in MeOH soln. of CuBr2 in MeOH was added, stirred for 6 h, left for 24 h; evapd., washed with Et2O, elem. anal.; | 99% |
(R)-Phenylglycinol
copper(ll) bromide
Conditions | Yield |
---|---|
With triethylamine In methanol soln. of CuBr2 in MeOH added to soln. of (R)-2-phenylglycinol and Et3N in MeOH; ppt. filtered off, washed with MeOH and Et2O, dried in air; elem. anal.; | 99% |
(R)-2-aminopropan-1-ol
copper(ll) bromide
Conditions | Yield |
---|---|
With triethylamine In methanol soln. of CuBr2 in MeOH added to soln. of (R)-2-amino-1-propanol and Et3Nin MeOH; ppt. filtered off, washed with MeOH and Et2O, dried in air; elem. anal.; | 99% |
Conditions | Yield |
---|---|
With triethylamine In methanol soln. of CuBr2 in MeOH added to soln. of 2-amino-ethanol and Et3N in MeOH; ppt. filtered off, washed with MeOH and Et2O, dried in air; elem. anal.; | 99% |
In methanol small glass vial with CuBr2 placed into bigger glass vial with 2-aminoethanol, both vials filled with MeOH, connection for diffusion through solvent established, stored for 2 weeks; crystals isolated; |
Conditions | Yield |
---|---|
With triethylamine In methanol soln. of CuBr2 in MeOH added to soln. of (R)-2-amino-1-butanol and Et3N in MeOH; ppt. filtered off, washed with MeOH and Et2O, dried in air; elem. anal.; | 99% |
Conditions | Yield |
---|---|
With sodium azide In N,N-dimethyl-formamide | 98% |
With NaN3 In N,N-dimethyl-formamide | 98% |
N,N'-dicyano-2-iodo-5-methyl-1,4-benzoquinonediimine
N,N'-dicyano-2-methoxy-5-methyl-1,4-benzoquinonediimine
copper(ll) bromide
Conditions | Yield |
---|---|
In acetonitrile Argon atmosphere, keeping a copper wire in a with Ar satd. soln. (2-4 d); washing (CH3CN and pentane), drying (silica gel); elem. anal.; | 98% |
Conditions | Yield |
---|---|
In ethanol for 12h; Reflux; | 98% |
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 1h; | 98% |
Conditions | Yield |
---|---|
In ethanol soln. of ligands in EtOH (ice-cooled), addn. of soln. of CuBr2 in EtOH, pptn., stirring (1 h); sepn. (filtration), washing (EtOH, Et2O); elem. anal.; | 97% |
copper(ll) bromide
((C5H4N)2)2CuBr(1+)*PF6(1-)={(C10H8N2)2CuBr}PF6
Conditions | Yield |
---|---|
With 2,2'-bipyridine In water addn. of bpy to a boiling CuBr2 soln. (intensification of the blue color), addn. of NH4PF6 soln., pptn.; filtered, washed (H2O, EtOH); | 97% |
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