Best 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
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:31543-75-6
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:31543-75-6
Min.Order:0 Metric Ton
Negotiable
Type:Manufacturers
inquiryhebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and developm
Cas:31543-75-6
Min.Order:1 Metric Ton
FOB Price: $1.0 / 3.0
Type:Manufacturers
inquiryThe 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
Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on
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
Cas:31543-75-6
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryHigh purity CAS 31543-75-6 2,4-DIBROMOTOLUENE in stock Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED intermediates (Fluore
Cas:31543-75-6
Min.Order:1 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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:31543-75-6
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:31543-75-6
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryBeluga chemical professional supply High Quality 2,4-Dibromotoluene CAS 31543-75-6 Why choose Beluga chemical 1. Beluga Chemical has a professional RESEARCH and development team and strong technical force to ensure technical support and research
Cas:31543-75-6
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:31543-75-6
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
Hangzhou 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:31543-75-6
Min.Order:0 Metric Ton
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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:31543-75-6
Min.Order:0
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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:31543-75-6
Min.Order:10 Gram
FOB Price: $100.0
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:31543-75-6
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2,4-DIBROMOTOLUENE Basic information Product Name: 2,4-DIBROMOTOLUENE Synonyms: 1,3-Dibromo-4-methylbenzene;2,4-dibromo-1-methyl-benzen;Benzene, 2,4-dibromo-1-methyl-;Benzene,2,4-dibromo-1-methyl-;2,4-DIBROMOTOLUENE;2,4-Dibromo-1-methylbenzene;
Cas:31543-75-6
Min.Order:1 Kilogram
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
1.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:31543-75-6
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
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Cas:31543-75-6
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
inquiryGOLDEN 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
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:31543-75-6
Min.Order:0
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Type:Lab/Research institutions
inquiryfactory Storage:Shading, sealed and preserved. Package:Grams, Kilograms Application:An organic synthetic intermediate used Transportation:According to customer request Port:Qingdao
Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe
Cas:31543-75-6
Min.Order:0
Negotiable
Type:Lab/Research institutions
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 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
TAIHO Unique Advantages:1.We're factory2.Free samples available3.Commodity inspection can be done4.ISO9001,Kosher certifications5.10 years experiences Storage:Store in cool &dry place Package:aluminium foil bag/fiber can/plastic drum Application:comp
2,4-dibromotoluene
Conditions | Yield |
---|---|
With dibenzo-18-crown-6; potassium bromide; copper(ll) bromide; 1,10-Phenanthroline; copper(I) bromide In acetonitrile at 20℃; for 0.333333h; Sandmeyer bromination; | 97% |
3-bromo-4-methylaniline
2,4-dibromotoluene
Conditions | Yield |
---|---|
Stage #1: 3-bromo-4-methylaniline With hydrogen bromide; sodium nitrite at 0℃; Stage #2: With hydrogen bromide; copper(I) bromide for 0.666667h; Heating; Further stages.; | 90% |
toluene
2,4-dibromotoluene
Conditions | Yield |
---|---|
With bromine fluoride In ethanol; chloroform at -78℃; for 0.333333h; | 80% |
toluene
A
para-bromotoluene
B
2-methylphenyl bromide
C
2,4-dibromotoluene
Conditions | Yield |
---|---|
With N-Bromosuccinimide; iron(III) chloride In acetonitrile for 0.333333h; | A 39% B 48% C 6% |
Conditions | Yield |
---|---|
beim Bromieren; |
2-methylphenyl bromide
A
1,4-dibromo-2-methylbenzene
B
2,4-dibromotoluene
Conditions | Yield |
---|---|
beim Bromieren; |
5-bromo-2-methylaniline
2,4-dibromotoluene
2,4-dibromo-5-methylaniline
2,4-dibromotoluene
Conditions | Yield |
---|---|
With hydrogenchloride; sodium nitrite Behandlung der erhaltenen Diazoniumsalz-Loesung mit wss. H3PO2 unterhalb 5grad; | |
With sulfuric acid; sodium nitrite Behandlung der erhaltenen Diazoniumsalz-Loesung mit wss. H3PO2 unterhalb 5grad; |
para-bromotoluene
bromine
iodine
A
3,4-dibromotoluene
B
2,4-dibromotoluene
para-bromotoluene
A
3,4-dibromotoluene
B
2,4-dibromotoluene
C
2,4,5-tribromotoluene
Conditions | Yield |
---|---|
beim Bromieren; |
2,4-dibromotoluene
Conditions | Yield |
---|---|
With ethanol; nitrogen oxides |
2-methylphenyl bromide
bromine
iodine
A
1,4-dibromo-2-methylbenzene
B
2,4-dibromotoluene
2-methylphenyl bromide
bromine
A
1,4-dibromo-2-methylbenzene
B
2,4-dibromotoluene
Conditions | Yield |
---|---|
nachfolgendes Kochen; |
A
2,4,6-trimethylphenyl bromide
B
2,4-dibromotoluene
C
2,2',4,6-tetramethylbiphenyl
Conditions | Yield |
---|---|
With bromine In diethyl ether for 0.5h; Ambient temperature; Yield given. Further byproducts given; |
2-bromo-4-nitrotoluene
2,4-dibromotoluene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: SnBr2 2.1: NaNO2 2.2: CuBr View Scheme |
Phenetole
A
para-bromotoluene
B
2-methylphenyl bromide
C
2,4-dibromotoluene
D
benzyl bromide
Conditions | Yield |
---|---|
With hydrogenchloride; dihydrogen peroxide; hexaammonium heptamolybdate tetrahydrate In water at 20 - 25℃; for 22h; |
toluene
A
3,3'-dimethyl-biphenyl
B
2-Bromo-5-fluorotoluene
C
2-methylphenyl bromide
D
2,4-dibromotoluene
Conditions | Yield |
---|---|
With 2BrF4H(1-)*Ba(2+) In 1,1,2-Trichloro-1,2,2-trifluoroethane at 45℃; for 5h; | A 17 %Chromat. B 9 %Chromat. C 14 %Chromat. D 24 %Chromat. |
2,4-dibromotoluene
2,4-dibromo-1-(bromomethyl)benzene
Conditions | Yield |
---|---|
With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane for 1h; Heating; | 85% |
beim Bromieren; | |
durch Bromieren; |
Conditions | Yield |
---|---|
Stage #1: carbon dioxide With o-phenylenebis(diphenylphosphine); copper(II) acetate monohydrate In 1,4-dioxane at 65℃; for 0.416667h; Schlenk technique; Stage #2: 2,4-dibromotoluene With palladium diacetate; triethylamine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane; toluene at 100℃; for 16h; Schlenk technique; | 62% |
Conditions | Yield |
---|---|
With copper(l) iodide; L-valine; potassium carbonate In dimethyl sulfoxide at 120℃; for 24h; Inert atmosphere; Sealed tube; | 53% |
2,4-dibromotoluene
(diphenylmethylsilyl)dimesitylborane
Conditions | Yield |
---|---|
Stage #1: (diphenylmethylsilyl)dimesitylborane With sodium t-butanolate In 1,4-dioxane; hexane at 50℃; for 0.0833333h; Inert atmosphere; Stage #2: 2,4-dibromotoluene In 1,4-dioxane; hexane at 50℃; for 24h; Inert atmosphere; | A 29% B n/a |
2,4-dibromotoluene
para-bromotoluene
Conditions | Yield |
---|---|
With diethyl ether; magnesium Behandlung der gebildeten Grignard-Verbindung mit Wasser; |
2,4-dibromotoluene
2,4,5-tribromotoluene
Conditions | Yield |
---|---|
With aluminium amalgam beim Bromieren; |
2,4-dibromotoluene
2,4-dibromobenzoic acid
Conditions | Yield |
---|---|
With nitric acid |
2,4-dibromotoluene
1,5-dibromo-2-methyl-4-nitrobenzene
Conditions | Yield |
---|---|
With nitric acid |
2,4-dibromotoluene
2,4-dibromo-3,5-dinitro-toluene
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid |
Conditions | Yield |
---|---|
Behandlung mit Eis und wss. HCl; |
tetrachloromethane
2,4-dibromotoluene
bromine
A
2,4,5-tribromotoluene
B
2,4,6-tribromotoluene
Conditions | Yield |
---|---|
Behandlung mit CO2; |
2,4-dibromotoluene
nitric acid
A
1,5-dibromo-2-methyl-4-nitrobenzene
B
2,4-dibromo-3,5-dinitro-toluene
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