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:1207-12-1
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:1207-12-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiry4,6-DIMETHYLDIBENZOTHIOPHENE Basic information Product Name: 4,6-DIMETHYLDIBENZOTHIOPHENE Synonyms: 4,6-dimethyl-dibenzothiophen;Dibenzothiophene, 4,6-dimethyl-;4,6
Cas:1207-12-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryProduct Description Product website: http://www.finerchem.com Product Name 4,6-Dimethyldibenzothiophene CAS No. 1207-12-1
Cas:1207-12-1
Min.Order:1 Gram
FOB Price: $12.0
Type:Lab/Research institutions
inquiryOur 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:1207-12-1
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:1207-12-1
Min.Order:10 Gram
FOB Price: $146.0 / 176.0
Type:Trading Company
inquiryProducts: 4,6-Dimethyldibenzothiophene Cas No.: 1207-12-1 Molecular Formula: C14H12S Molecular Weight: 212.31 Assay: 95%(HPLC) Molecular Structure: Appearance:White
Appearance:White to off-white powder Storage:room temperature Package:25kg/drum Application:chemicals Transportation:Express/Sea/Air Port:any port in china
Cas:1207-12-1
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Lab/Research institutions
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:1207-12-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry4,6-DIMETHYLDIBENZOTHIOPHENE CAS:1207-12-1 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 orga
Cas:1207-12-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1. Customs clearance 1) By Express: Normally there is no specical need for the recipient to clear the customs. If the customs has an objection,our rich experienced and professional group will help you clear the customs. 2) By Air and by Sea: Our
Cas:1207-12-1
Min.Order:20 Kilogram
FOB Price: $10.0 / 25.0
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
Cas:1207-12-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryBest quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia
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:1207-12-1
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:1207-12-1
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryHunan 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:1207-12-1
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryWe Huarong Pharm can provide Customized Synthesis & Process R&D & APIs and intermediates Production & Quality Research & Registration Application, especially our GMP validation service which complies with SFDA, FDA, WHO and EU EMPA. O
Shandong 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:1207-12-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryName: 4Jing 6 talk DIMETHYLDIBENZOTHIOPHENE, DIMETHYLDIBENZHIOPHENE. Synonyms:4,6-DMDBT;4,6-DIMETHYLDIBENZOTHIOPHENE;4,6-diMethyldibenzo[b,d]thiophene;6-DMDBT;4,6-dimethyl-dibenzothiophen;Dibenzothiophene,4,6-dimethyl-;4,6-Dimethyldibenzothiophen
Cas:1207-12-1
Min.Order:10 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:1207-12-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryR & 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:1207-12-1
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:1207-12-1
Min.Order:100 Gram
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
Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
high purity lowest priceAppearance:solid or liquid Storage:in sealed air resistant place Package:Foil bag; Drum; Plastic bottle Application:Pharma;Industry;Agricultural Transportation:by sea or air Port:Beijing or Guangzhou
Cas:1207-12-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirybulk productiongoods in stockswe have the best competitive price in the marketmeantime,we are committed to service to our every customer Chemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical
Cas:1207-12-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAnsciep 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:1207-12-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance: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
Cas:1207-12-1
Min.Order:0
Negotiable
Type:Trading Company
inquiryDimethyl-thiocarbamic acid O-(2'-dimethylthiocarbamoyloxy-3,3'-dimethyl-biphenyl-2-yl) ester
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
at 285℃; for 0.366667h; | A 80% B 20% |
Conditions | Yield |
---|---|
With ruthenium(III) chloride trihydrate; silver carbonate; trifluoroacetic acid at 140℃; for 20h; Inert atmosphere; | 78% |
Conditions | Yield |
---|---|
With palladium(II) trifluoroacetate; silver(I) acetate; potassium carbonate at 130℃; for 24h; Schlenk technique; | 75% |
A
4,6-dimethyldibenzothiophene
B
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
With polyphosphonic acid; air at 150℃; | A 60% B 19% |
Conditions | Yield |
---|---|
Stage #1: dibenzothiophene With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In hexane at -78℃; Stage #2: methyl iodide | 49% |
With n-butyllithium; N,N,N,N,-tetramethylethylenediamine In hexane at -15 - 20℃; for 12h; | 45% |
With n-butyllithium; N,N,N,N,-tetramethylethylenediamine 1.) hexane, 60 deg C, 2 h, 2.) hexane, from -78 deg C to RT, 12 h; Yield given. Multistep reaction; | |
With n-butyllithium 1) Et2O; Multistep reaction; |
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With copper In dimethyl sulfoxide for 2h; Ambient temperature; | 26% |
3,3'-dimethyl-[1,1'-biphenyl]-2,2'-diol
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With phosphorous (V) sulfide at 410℃; | |
Multi-step reaction with 2 steps 1: 85 percent / NaH / dimethylformamide / 1 h / 85 °C 2: 20 percent / 0.37 h / 285 °C View Scheme |
4-methyldibenzothiophene
dimethyl sulfate
A
4-Ethyldibenzothiophene
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With n-butyllithium 1) THF, Et2O, hexane, reflux, 1 h, 2) reflux, 1 h; Yield given. Multistep reaction. Yields of byproduct given; |
2-thiocresol
3-Methylcyclohexanone
A
2,6-dimethyldibenzothiophene
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With sodium hydroxide; selenium; PPA; bromine Yield given. Multistep reaction. Yields of byproduct given; |
2,2'-dimethoxy-3,3'-dimethyl-1,1'-biphenyl
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 95 percent / BBr3 / CH2Cl2 / 4 h / -78 - 20 °C 2: 85 percent / NaH / dimethylformamide / 1 h / 85 °C 3: 20 percent / 0.37 h / 285 °C View Scheme |
4,6-dimethyldibenzothiophene sulfone
A
2-hydroxy-3,3'-dimethylbiphenyl
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
Stage #1: 4,6-dimethyldibenzothiophene sulfone With sodium hydroxide In water at 300℃; for 1.5h; Autoclave; Stage #2: With hydrogenchloride In Dichlorofluoromethane; water pH=7; Product distribution / selectivity; |
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With tetrafluoroboric acid; palladium diacetate; sodium nitrite In tetrahydrofuran; water at 0 - 60℃; |
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
A
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With piperidine; nickel phosphide; hydrogen In decalin at 340℃; under 30003 Torr; Kinetics; Reagent/catalyst; Flow reactor; |
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
A
3,6-dimethyldibenzo[b,d]thiophene
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With tungsten phosphide; hydrogen In decalin at 240℃; under 30003 Torr; |
A
3,6-dimethyldibenzo[b,d]thiophene
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrogen; tungsten phosphide / decalin / 240 °C / 30003 Torr 2: hydrogen; tungsten phosphide / decalin / 240 °C / 30003 Torr View Scheme |
α-bromo-3-methylcyclohex-2-en-1-one
2-thiocresol
A
4,6-dimethyldibenzothiophene
B
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
Stage #1: α-bromo-3-methylcyclohex-2-en-1-one; 2-thiocresol Stage #2: With polyphosphoric acid |
2-thiocresol
A
3,6-dimethyldibenzo[b,d]thiophene
B
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.2: polyphosphoric acid 2.1: hydrogen; tungsten phosphide / decalin / 240 °C / 30003 Torr View Scheme |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide; [(η5-C5H5)Mo(CO)3Cl] In decane; dichloromethane at 20℃; for 5h; | 100% |
With oxygen In decalin at 90℃; under 760.051 Torr; for 7h; | 100% |
With phthalic anhydride; urea hydrogen peroxide adduct In ethyl acetate at 20℃; Green chemistry; | 100% |
trisilver(I) tris(3,5-bis(trifluoromethyl)pyrazolate)
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
In dichloromethane at 5℃; for 48h; Solvent; | 90% |
Conditions | Yield |
---|---|
With 3-Hydroxy-1-methylpiperidine; nickel diacetate; sodium hydride In tetrahydrofuran at 65℃; for 20h; | 85% |
With sodium tetrahydroborate; nickel dichloride In tetrahydrofuran; methanol for 1h; Ambient temperature; | 29 % Chromat. |
With dodecane; hydrogen sulfide; hydrogen; molybdenum In toluene at 300℃; under 37503.8 Torr; Product distribution; Kinetics; Further Variations:; Catalysts; Reagents; Pressures; |
Conditions | Yield |
---|---|
Stage #1: 4,6-dimethyldibenzothiophene With N,N,N,N,-tetramethylethylenediamine; lithium In tetrahydrofuran at 20℃; for 7h; Schlenk technique; Inert atmosphere; Stage #2: dimethylsilicon dichloride In tetrahydrofuran at -78 - 20℃; Inert atmosphere; Schlenk technique; | 83% |
Conditions | Yield |
---|---|
With tert.-butylhydroperoxide In octane at 59.84℃; for 0.5h; Catalytic behavior; Reagent/catalyst; | A 82.1% B 17.9% |
With tert.-butylhydroperoxide; [MoO3(2,2′-bipyridine)]n In decane; dichloromethane at 40℃; for 20h; | A 30% B 56% |
With tert.-butylhydroperoxide; [VIVO(N,N-bis(o-hydroxybenzaldehyde)phenylene diamine)] at 40℃; for 6h; Catalytic behavior; | A 53% B 11% |
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With dioxofluoro(bis-dimethylpyrazole) vanadium(V); dihydrogen peroxide In water; acetonitrile at 0 - 20℃; for 12h; Cooling with ice; | 80% |
With boron trifluoride diethyl etherate; 3-chloro-benzenecarboperoxoic acid In hexane; dichloromethane at -30℃; Inert atmosphere; | 70% |
With dihydrogen peroxide In dichloromethane at 60℃; for 4h; Catalytic behavior; | 55% |
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide | 80% |
4,6-dimethyldibenzothiophene
3,7-dibromo-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
With bromine; acetic acid at 20℃; for 16h; | 73% |
With bromine In acetic acid at 20℃; for 16h; |
Conditions | Yield |
---|---|
With silver tetrafluoroborate In 1,2-dichloro-ethane at 25℃; Inert atmosphere; | 71% |
Conditions | Yield |
---|---|
In diethyl ether; dichloromethane at 20℃; for 72h; | 70% |
Conditions | Yield |
---|---|
With silver tetrafluoroborate In 1,2-dichloro-ethane at 25℃; Inert atmosphere; | 68% |
Conditions | Yield |
---|---|
In diethyl ether; dichloromethane at 20℃; for 72h; | 64% |
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With hydrogen; palladium on activated charcoal In acetic acid at 200℃; under 112511 Torr; for 5h; | A 63% B 28% C 9% D n/a |
With hydrogen; palladium on activated charcoal In acetic acid at 260℃; under 112509 Torr; for 2h; Further byproducts given; | A 31.5 % Chromat. B 49.8 % Chromat. C 2.1 % Chromat. D 16.6 % Chromat. |
4,6-dimethyldibenzothiophene
A
3,3'-dimethyl-biphenyl
B
3,3'-dimethylbicyclohexyl
E
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
With hydrogen sulfide; hydrogen In Hexadecane at 300℃; under 54755.5 Torr; for 8h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; | A 8.2% B 13.3% C 49% D 10.3% E 19.2% |
With hydrogen sulfide; hydrogen In Hexadecane at 300℃; under 54755.5 Torr; for 8h; Catalytic behavior; Reagent/catalyst; Inert atmosphere; | A 11.3% B 9.5% C 48.4% D 10.3% E 20.5% |
With hydrogen at 299.84℃; under 37503.8 Torr; | A n/a B n/a C 72 %Chromat. D n/a E n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: H2; excess of ligand, 120°C, 10 h; crystn. on cooling (0°C); NMR-spectroscopy; | 40% |
4,6-dimethyldibenzothiophene
A
3,3'-dimethyl-biphenyl
B
3,3'-dimethylbicyclohexyl
Conditions | Yield |
---|---|
With hydrogen In cyclohexane at 280 - 300℃; under 30003 Torr; for 6h; Catalytic behavior; Reagent/catalyst; Flow reactor; | A 5.8% B 9.4% C 34.5% |
With α-picoline; aluminum oxide; nickel molybdenum; hydrogen In toluene at 340℃; Product distribution; Further Variations:; Reagents; Temperatures; Solvents; | |
With hydrogen at 339.85℃; under 23251.9 Torr; Product distribution; Further Variations:; Catalysts; |
4,6-dimethyldibenzothiophene
3-bromo-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
With bromine; acetic acid at 20℃; for 16h; | 34% |
With bromine In acetic acid at 20℃; for 16h; |
[Rh2(1,2-bis(diisopropylphosphino)ethane)2(μ-SC12H9)(μ-H)]
4,6-dimethyldibenzothiophene
Conditions | Yield |
---|---|
With H2 In toluene (N2); soln. of Rh complex and dibenzothiophene (17-20 equiv.) in toluenein NMR tube was freeze-pump-thaw degassed; H2 (1 atm) was added; heated at 135°C for 8.5 d; NMR monitoring; evapd. (vac.); extd. (hexane); evapd.; dissolved in hexane; chromd. (silica, hexane, C6H6); evapd.; | A n/a B 24% |
4,6-dimethyldibenzothiophene
C
3,3'-dimethyl-biphenyl
D
1,2,3,4-tetrahydro-4,6-dimethyldibenzo[b,d]thiophene
Conditions | Yield |
---|---|
With hydrogen sulfide; hydrogen; molybdenum In toluene at 320℃; under 37503 Torr; for 240h; Further byproducts given; | A n/a B n/a C n/a D 13.7% |
methanol
4,6-dimethyldibenzothiophene
A
4-methyldibenzothiophene
B
biphenyl
C
3,3'-dimethyl-biphenyl
D
3-methylbiphenyl
Conditions | Yield |
---|---|
catalyst CMA-1; Co(II),Mo(VI),Al(III) at 450℃; Product distribution; | A 6% B n/a C 9% D 7% |
Conditions | Yield |
---|---|
With hydrogen; Co-Mo-Al (sulfided) at 360℃; under 40503.2 Torr; Rate constant; Product distribution; Mechanism; other supported catalysts Co-Mo and Ni-Mo also with zeolites; | |
With hydrogen; CMLX In various solvent(s) at 340℃; for 2h; Product distribution; Kinetics; Further Variations:; Catalysts; reaction times; | |
With molybdenum carbide; hydrogen; aluminium In decalin at 339.85℃; under 30002.4 Torr; Kinetics; Product distribution; Further Variations:; Reagents; |
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