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:262-12-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiryhe company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality se T rvice Appearance:Whit
1. 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:262-12-4
Min.Order:1 Gram
FOB Price: $0.1
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:262-12-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Description Product website: http://www.finerchem.com Product Name Oxanthrene CAS No. 262-12-4
WITH 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:262-12-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:262-12-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryDIBENZO-P-DIOXIN CAS:262-12-4 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 intermedia
Cas:262-12-4
Min.Order:1 Gram
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
Product Detail Minimum Order Qty. 10 Gram
Cas:262-12-4
Min.Order:10 Gram
Negotiable
Type:Trading Company
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:262-12-4
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryCAS No. 262-12-4 Molecular formula: C12H8O2 Molecular weight: 184.19 Melting point 120 °C Boiling point 278.5 °C Density 1.2430 Refractive index 1.6250 (estimate) Stable. Combustible. Incompatible
Cas:262-12-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:262-12-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirydibenzo-p-dioxinAppearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
high 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
J&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
1.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.
dibenzo-p-dioxinAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:Sea/air/courie
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Good Quality Package:1kg/bag Application:Medical or chemical Transportation:Air/Train/Sea Port:Shenzhen
Known for its best quality and competitve price, this chemicals we offered is widely appreciated by our customers.Appearance:White powder Storage:keep sealed and keep from direct light Package:According client's requirements Application:pharmaceutica
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:262-12-4
Min.Order:10 Milligram
Negotiable
Type:Lab/Research institutions
inquiry1. Best service, competitive price, high quality 2. Clients can choose the package's Courier (EMS, DHL, FedEx, UPS,TNT); 3.Clients can choose the packing way for his produccts from many recent effective packing ways; 4.Special
Cas:262-12-4
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Trading Company
inquiryPrice, Service, Company and Transport Advantage: 1. Best service, high quality and reasonable price 2. It's customers' right to choose the package (EMS, DHL, FedEx, UPS); 3. It's customers' right to choose the packing
Cas:262-12-4
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiry2-chlorodibenzo-p-dioxin
dioxin
Conditions | Yield |
---|---|
With acetophenone In methanol at 20℃; for 0.166667h; Irradiation; | 95.7% |
2,7-dichloro-dibenzo[1,4]dioxine
dioxin
Conditions | Yield |
---|---|
With sodium hydroxide; palladium on activated charcoal In isopropyl alcohol at 30℃; for 3h; | 94.4% |
Multi-step reaction with 2 steps 1: 40.2 percent / acetophenone / methanol / 1 h / 20 °C / Irradiation 2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation View Scheme | |
Multi-step reaction with 2 steps 1: 40.2 percent / acetophenone / methanol / 1 h / 20 °C / Irradiation 2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation View Scheme |
dioxin
Conditions | Yield |
---|---|
at 200 - 250℃; under 1 Torr; for 1h; | 91% |
Conditions | Yield |
---|---|
With potassium carbonate at 120℃; for 12h; Ullmann Condensation; | 90% |
With pyridine; copper(I) phenylacetylenide 1.) reflux, 5 h, 2.) reflux, 5 h; Yield given. Multistep reaction; |
1-chlorodibenzo-p-dioxin
dioxin
Conditions | Yield |
---|---|
With acetophenone In methanol at 20℃; for 3h; Irradiation; | 87.4% |
dioxin
Conditions | Yield |
---|---|
With zinc In acetonitrile for 0.166667h; Product distribution; | 86% |
Conditions | Yield |
---|---|
With potassium tert-butylate; isopropyl alcohol In N,N-dimethyl-formamide at 20℃; for 48h; UV-irradiation; | 83% |
With borane-ammonia complex In water; isopropyl alcohol at 50℃; for 5h; Sealed tube; | 92 %Chromat. |
2,3-dichloro-dibenzo[1,4]dioxine
dioxin
Conditions | Yield |
---|---|
With potassium tert-butylate; isopropyl alcohol In N,N-dimethyl-formamide at 20℃; for 48h; UV-irradiation; | 81% |
Multi-step reaction with 2 steps 1: 55.9 percent / acetophenone / methanol / 3 h / 20 °C / Irradiation 2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation View Scheme | |
Multi-step reaction with 2 steps 1: 55.9 percent / acetophenone / methanol / 3 h / 20 °C / Irradiation 2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation View Scheme | |
Multi-step reaction with 2 steps 1: 24.3 percent / methanol / 0.17 h / 20 °C / Irradiation 2: 95.7 percent / acetophenone / methanol / 0.17 h / 20 °C / Irradiation View Scheme | |
Multi-step reaction with 2 steps 1: 24.3 percent / methanol / 0.17 h / 20 °C / Irradiation 2: 11.6 percent / methanol / 0.08 h / 20 °C / Irradiation View Scheme |
1,2,6,7-tetrachlorodioxine
dioxin
Conditions | Yield |
---|---|
With sodium hydroxide; palladium on activated charcoal In isopropyl alcohol at 23℃; for 3h; | 74.1% |
2-trimethylsilyldibenzo<1,4>dioxin
acetyl chloride
A
dioxin
B
2-acetyldibenzo<1,4>dioxin
Conditions | Yield |
---|---|
With aluminium trichloride for 1h; Heating; | A 56% B 36% |
Conditions | Yield |
---|---|
With acetophenone In methanol at 20℃; for 3h; Irradiation; | A 19.9% B 55.9% |
Conditions | Yield |
---|---|
With Tris(3,6-dioxaheptyl)amine; potassium carbonate; copper(l) chloride In diethylene glycol dimethyl ether for 19h; Heating; | 50% |
With copper; potassium carbonate at 170 - 180℃; | 45% |
With copper; potassium carbonate at 180℃; | |
With potassium hydroxide; copper at 184.85℃; for 4h; |
Conditions | Yield |
---|---|
With potassium carbonate In tetrahydrofuran for 22h; Heating; | A 50% B 36% |
Conditions | Yield |
---|---|
With acetophenone In methanol at 20℃; for 1h; Irradiation; | A 49.1% B 40.2% |
Conditions | Yield |
---|---|
Stage #1: benzene-1,2-diol With potassium In N,N,N,N,N,N-hexamethylphosphoric triamide at 20℃; Inert atmosphere; Stage #2: 1,2-Dinitrobenzene In N,N,N,N,N,N-hexamethylphosphoric triamide at 110℃; for 4h; | 41% |
With potassium 1) HMPA, 20 deg C; 2) 110 deg C, 4 h; Yield given. Multistep reaction; |
2-chlorodibenzo-p-dioxin
carbon dioxide
A
dioxin
B
dibenzo<1,4>dioxin-2-carboxylic acid
Conditions | Yield |
---|---|
With tetrabutylammomium bromide In N,N-dimethyl-formamide at -5 - 0℃; Dehalogenation; Carboxylation; Electrochemical reaction; | A 2% B 21% |
Conditions | Yield |
---|---|
With copper(l) iodide; iron(III)-acetylacetonate; potassium carbonate In dimethyl sulfoxide at 110℃; for 168h; Ullmann Condensation; Inert atmosphere; | 18% |
Conditions | Yield |
---|---|
In methanol at 20℃; for 0.0833333h; Irradiation; | A 16.6% B 11.6% |
2-hydroxybromobenzene
A
dibenzofuran
B
4-bromodibenzofuran
C
dioxin
D
4,6-dibromodibenzo-[b,d]furan
Conditions | Yield |
---|---|
With oxygen at 650℃; under 760 Torr; for 0.000555556h; Product distribution; Further Variations:; Temperatures; | A 0.9% B 0.82% C 16.6% D 2.4% |
2-monochlorophenol
A
dioxin
B
2,6-Dichlorophenol
C
1-chlorodibenzo-p-dioxin
Conditions | Yield |
---|---|
With oxygen at 600℃; for 0.000555556h; Product distribution; Further Variations:; Temperatures; | A 1.32% B 0.59% C 0.92% D 9.43% |
2-hydroxybromobenzene
A
dibenzofuran
B
4-bromodibenzofuran
C
dioxin
D
phenol
Conditions | Yield |
---|---|
at 600℃; under 760 Torr; for 0.000555556h; Product distribution; Further Variations:; Temperatures; Pyrolysis; | A 0.17% B 0.05% C 5.96% D 0.36% |
2-monochlorophenol
A
dioxin
B
2,6-Dichlorophenol
C
1-chlorodibenzo-p-dioxin
D
2,4-dichlorophenol
Conditions | Yield |
---|---|
With oxygen; silica gel; copper dichloride at 400℃; Product distribution; Further Variations:; Temperatures; | A 0.6915% B 0.219% C 0.7511% D 0.238% |
With oxygen; silica gel; copper dichloride at 350℃; Formation of xenobiotics; Further byproducts.; | A 0.0672% B 0.229% C 0.3293% D 0.282% |
phenol
A
dibenzofuran
B
dioxin
C
2-monochlorophenol
D
4-chloro-phenol
Conditions | Yield |
---|---|
With oxygen; silica gel; copper dichloride at 425℃; Product distribution; Further Variations:; Temperatures; | A 0.06% B 0.002% C 0.041% D 0.002% |
2,2'-oxydiphenol
dioxin
Conditions | Yield |
---|---|
With phosphorus; hydrogen bromide at 180 - 190℃; |
Conditions | Yield |
---|---|
With hydrogen bromide at 170 - 190℃; | |
Multi-step reaction with 2 steps 1: AlCl3; benzene 2: hydrobromic acid; red phosphorus / 180 - 190 °C View Scheme |
Conditions | Yield |
---|---|
at 250℃; under 4 Torr; |
Conditions | Yield |
---|---|
With phosphorus pentoxide at 260℃; | |
Multi-step reaction with 2 steps 1: sulfuryl dichloride / diethyl ether / 20 °C / Inert atmosphere 2: potassium carbonate / dimethyl sulfoxide / 24 h / 130 °C View Scheme |
2-monochlorophenol
A
dioxin
B
2-<2-(2-chlorophenoxy)phenoxy>phenol
C
2-<2-(2-<2-<2-(2-chlorophenoxy)phenoxy>phenoxy>phenoxy)phenoxy>phenol
Conditions | Yield |
---|---|
With potassium hydroxide; copper; potassium carbonate 1.) 170-200 deg C, 6 h, 2.) reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given; | |
With potassium hydroxide; copper; potassium carbonate 1.) 170-200 deg C, 6 h, 2.) reflux, 3 h, 3.) ethanol, 0 deg C, 16 h; Yield given. Multistep reaction. Yields of byproduct given; |
pyrocatechol monosodium salt
A
dioxin
B
2-Phenoxyphenol
C
2-chlorophenyl 2-hydroxyphenyl ether
D
chlorobenzene
Conditions | Yield |
---|---|
In N,N,N,N,N,N-hexamethylphosphoric triamide at 120℃; for 113h; Product distribution; further temperatures, reaction times and solvents; |
sodium catecholate
A
dioxin
B
chlorobenzene
Conditions | Yield |
---|---|
In N,N,N,N,N,N-hexamethylphosphoric triamide at 120℃; for 80h; Product distribution; further solvent, temperatures and reaction times; |
dioxin
2,3,7,8-tetrabromodibenzodioxin
Conditions | Yield |
---|---|
With bromine In trifluoroacetic acid for 6h; Heating; | 98% |
With bromine; trifluoroacetic acid for 6h; Heating; | 97% |
With bromine; acetic acid |
dioxin
2,2',3-trihydroxydiphenyl ether
Conditions | Yield |
---|---|
With Escherichia coli JM109 harbouring pJ31BP-F275W In dimethyl sulfoxide at 30℃; for 18h; L-medium; Enzymatic reaction; | 97.8% |
With oxygen; terminal dioxygenase Conversion of starting material; Enzymatic reaction; |
Conditions | Yield |
---|---|
Stage #1: phthalic anhydride With aluminum (III) chloride In dichloromethane for 0.5h; Stage #2: dioxin In dichloromethane | 96% |
With aluminium trichloride; chlorobenzene |
dioxin
2,7-dinitrodibenzo-p-dioxin
Conditions | Yield |
---|---|
With nitric acid In acetic acid at 20℃; for 3h; | 96% |
With nitric acid; acetic acid | 96% |
With nitric acid; acetic acid In water at 20℃; for 3h; | 96% |
With water; nitric acid; acetic acid |
dioxin
2,3,7,8-tetranitrodibenzo[b,e][1,4]dioxine
Conditions | Yield |
---|---|
With nitric acid; acetic anhydride | 88% |
With nitric acid; trifluoroacetic anhydride at 70℃; Cooling with ice; | 73% |
With nitric acid; trifluoroacetic anhydride at 70℃; for 1.5h; | 73% |
dioxin
N,N-dimethyl-formamide
dibenzo<1,4>dioxin-1-carboxaldehyde
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane at 25℃; for 0.166667h; | 83% |
Stage #1: dioxin With n-butyllithium In diethyl ether; hexane at 20℃; for 1h; Stage #2: N,N-dimethyl-formamide In diethyl ether; hexane at 20℃; for 0.166667h; | 68% |
With n-butyllithium; N,N,N,N,-tetramethylethylenediamine 1) THF, hexane, -30 deg C, 1h; Yield given. Multistep reaction; | |
With n-butyllithium 1.) THF, hexane, 25 deg C, 1 d, 2.) THF, hexane, from -78 deg C to 25 deg C; Yield given. Multistep reaction; |
dioxin
2-nitrodibenzo<1,4>dioxin
Conditions | Yield |
---|---|
With dinitrogen tetraoxide In acetonitrile for 0.166667h; | 71% |
With nitric acid; acetic acid at 20℃; for 2h; | 50% |
With water; nitric acid; acetic acid at 0℃; | |
With nitrate radical at 23.85℃; under 735 Torr; Kinetics; Nitration; |
dioxin
Conditions | Yield |
---|---|
With antimonypentachloride In acetonitrile | 71% |
Conditions | Yield |
---|---|
With iron(III) chloride; 2,3-dicyano-5,6-dichloro-p-benzoquinone In hexane at 55℃; Inert atmosphere; | 70% |
With iron(III) chloride; 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,2-dichloro-ethane at 80℃; Friedel-Crafts Alkylation; Inert atmosphere; | 56% |
dioxin
2-bromodibenzo<1,4>dioxin
Conditions | Yield |
---|---|
With 1,4-dioxane dibromide at 95 - 100℃; for 3h; | 60% |
With carbon disulfide; bromine | |
With potassium bromate; acetic acid; potassium bromide | |
With 1,4-dioxane dibromide In 1,4-dioxane at 95 - 100℃; for 3h; |
dioxin
chromium(0) hexacarbonyl
tricarbonyl{(1,2,3,4,4a,10a,-η)-dibenzo{b,e}{1,4}dioxin}chromium
Conditions | Yield |
---|---|
In tetrahydrofuran; dibutyl ether under N2, heated under reflux for 22 h; filtered through Celite, residue washed with Et2O, solvents removed, chromy. (Me2CO/hexane 1:2); elem. anal.; | 58% |
dioxin
chloroacetyl chloride
1,1′-(dibenzo[b,e][1,4]dioxine-2,7-diyl)bis(2-chloroethanone)
Conditions | Yield |
---|---|
With aluminum (III) chloride at -78 - 20℃; for 4h; | 50% |
With aluminum (III) chloride In dichloromethane at -78 - 20℃; for 4h; | 50% |
With aluminum (III) chloride In dichloromethane at -78 - 20℃; for 4h; | 50% |
dioxin
A
2,7-dinitrodibenzo-p-dioxin
B
2,8-dinitrodiphenylene dioxide
Conditions | Yield |
---|---|
With dinitrogen tetraoxide In trifluoroacetic acid for 0.25h; other reagent; | A 50% B 44% |
With nitric acid In acetic anhydride at 0℃; for 0.25h; | A 18% B 33% |
With water; nitric acid |
dioxin
2,8-dibromobenzo<1,4>dioxin
Conditions | Yield |
---|---|
With 1,4-dioxane dibromide In 1,4-dioxane for 3h; Heating; | 30% |
With potassium bromate; acetic acid; potassium bromide | |
With bromine; nitrobenzene | |
With 1,4-dioxane dibromide In 1,4-dioxane at 95 - 100℃; for 3h; |
dioxin
3,3',4,4'-tetrahexyloxybiphenyl
Conditions | Yield |
---|---|
With iron(III) chloride In dichloromethane for 2h; | 25% |
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