he 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 Appeara
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inquiry1. 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
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inquiryDayangChem 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
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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:63262-06-6
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inquiryName: 1,4-Dibromo-2,5-diiodobenzene CAS:63262-06-6 MF: C6H2Br2I2 Appearance:White Powder Storage:Store in cool and dry place, away from sun light. Package:25KG Application:APIs Transportation:By sea or by air Port:Qingdao Port
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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
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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
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inquiry1,4-DIBROMO-2,5-DIIODOBENZENE CAS:63262-06-6 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 org
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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
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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
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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
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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:63262-06-6
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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
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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
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inquiryGMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,
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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:63262-06-6
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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:63262-06-6
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inquiryBest quality & Attractive price & Professional service; Trial & Pilot & CommercialHisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, special chemicals and OLED
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:63262-06-6
Min.Order:1 Metric Ton
FOB Price: $7.0 / 8.0
Type:Trading Company
inquirySAGECHEM 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:63262-06-6
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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
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inquiryWe 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:63262-06-6
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inquiryOur company is engaged in customizing the benzene ring and pyridine derivative organic intermediates, and the quantity is flexible according to customer's needs. It mainly provides high-quality intermediates for domestic and foreign pharmaceutical an
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Type:Lab/Research institutions
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
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inquiryLower 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:63262-06-6
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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
Acmec is a leading manufacturer and supplier of biochemical reagents and life science products. We have over 40,000 items in stock (real-time inventory) and offer discounted prices to registered members of the online store ( www.acmec.com.cn ) Appea
Cas:63262-06-6
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiryOur clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS
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.
Cas:63262-06-6
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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
1.4-dibromobenzene
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With sulfuric acid; iodine at 125 - 135℃; for 48h; Inert atmosphere; | 84% |
With sulfuric acid; iodine at 125 - 135℃; for 24h; | 81% |
With sulfuric acid; iodine at 130℃; for 8h; | 80% |
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
Stage #1: 2,5-dibromo-4-iodoaniline With sulfuric acid; acetic acid; sodium nitrite In water at 0 - 50℃; for 1h; Stage #2: With potassium iodide In water at 20 - 25℃; for 2h; | 83.3% |
1,4-dibromo-2-nitrobenzene
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1.1: iron; acetic acid / water / 3 h / 50 °C / pH 4 - 5 2.1: N-iodo-succinimide / dimethyl sulfoxide / 2 h / 20 - 30 °C 3.1: sodium nitrite; sulfuric acid; acetic acid / water / 1 h / 0 - 50 °C 3.2: 2 h / 20 - 25 °C View Scheme |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In toluene at 20℃; for 5h; Sonogashira Cross-Coupling; Inert atmosphere; | 99% |
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With piperidine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; Inert atmosphere; | 99% |
1,4-dibromo-2,5-diiodobenzene
2-methyl-but-3-yn-2-ol
4,4‘-(2,5-dibromo-1,4-phenylene)bis(2-methylbut-3-yn-2-ol)
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In benzene at 20℃; Sonogashira coupling; Inert atmosphere; | 98% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine for 17h; Inert atmosphere; Reflux; | 9.3 g |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In tert-butyl methyl ether at -78 - 60℃; for 7h; Sonogashira Cross-Coupling; | 98% |
1,4-dibromo-2,5-diiodobenzene
trimethylsilylacetylene
1,4-dibromo-2,5-bis-(trimethylsilylethynyl)benzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In benzene at 20℃; for 1h; Sonogashira coupling; | 97% |
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; copper(l) iodide; diethylamine at 0 - 20℃; for 8h; Inert atmosphere; | 92% |
With copper(l) iodide; diisopropylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 20℃; for 12h; Sonogashira cross-coupling; | 90% |
1,4-dibromo-2,5-diiodobenzene
phenylboronic acid
2’,5’-dibromo-1,1’:4’,1’’-terphenyl
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); potassium carbonate; tris-(o-tolyl)phosphine In water; toluene for 12h; Suzuki-Miyaura Coupling; Inert atmosphere; Schlenk technique; Heating; | 96% |
With tris-(dibenzylideneacetone)dipalladium(0); potassium carbonate; tris-(o-tolyl)phosphine In water; toluene at 90℃; for 12h; | 96% |
With bis-triphenylphosphine-palladium(II) chloride; potassium carbonate; triphenylphosphine In water; toluene for 24h; Suzuki Coupling; Reflux; Inert atmosphere; | 90% |
tributyl(thien-2-yl)stannane
1,4-dibromo-2,5-diiodobenzene
1,4-bis(2-thienyl)-2,5-dibromobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 80℃; for 40h; Inert atmosphere; Schlenk technique; | 93% |
With bis-triphenylphosphine-palladium(II) chloride In N,N-dimethyl-formamide at 80℃; for 2h; Inert atmosphere; | 70% |
With bis-triphenylphosphine-palladium(II) chloride In toluene at 110℃; | 65% |
Conditions | Yield |
---|---|
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine In tetrahydrofuran at 60℃; for 12h; | 93% |
1,4-dibromo-2,5-diiodobenzene
4-tert-butylphenylboronic acid
1,4-dibromo-2,5-bis(4-tert-butylphenyl)benzene
Conditions | Yield |
---|---|
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In toluene at 95℃; for 18h; Suzuki cross-coupling reaction; | 92% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 90℃; for 24h; Suzuki Coupling; | 71.8% |
With tetrakis(triphenylphosphine) palladium(0); potassium carbonate In 1,4-dioxane; water at 90℃; for 24h; Suzuki Coupling; Schlenk technique; Inert atmosphere; | 68% |
1-Heptyne
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In dichloromethane-d2 at 20℃; Sonogashira Cross-Coupling; Inert atmosphere; | 92% |
2,6-dimethoxy-4-dodecyl-phenylboronic acid
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
Stage #1: 2,6-dimethoxy-4-dodecyl-phenylboronic acid; 1,4-dibromo-2,5-diiodobenzene With sodium carbonate In ethanol; water; toluene at 80℃; for 1h; Inert atmosphere; Stage #2: With tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 80℃; for 24h; Inert atmosphere; | 91% |
3',5'-di-tert-butyl-3-[(triisopropylsilanyl)-ethynyl]-4-(4-trimethylsilanyl-buta-1,3-diynyl)-biphenyl
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With potassium hydroxide; copper(l) iodide; diisopropylamine; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; water at 40℃; for 16h; Sonogashira reaction; | 90% |
(trifluoromethyl)trimethylsilane
1,4-dibromo-2,5-diiodobenzene
1,4-bis(trifluoromethyl)-2,5-dibromobenzene
Conditions | Yield |
---|---|
Stage #1: (trifluoromethyl)trimethylsilane With potassium fluoride; copper(l) iodide; 1,10-Phenanthroline In N,N-dimethyl-formamide at 30 - 40℃; for 1h; Inert atmosphere; Stage #2: 1,4-dibromo-2,5-diiodobenzene In N,N-dimethyl-formamide at 60℃; for 3h; Inert atmosphere; | 90% |
1,4-dibromo-2,5-diiodobenzene
N,N-dibutyl-4-((trimethylsilyl)ethynyl)aniline
1,4-dibromo-2,5-bis[(4-(N,N-dibutylamino)phenyl)ethynyl]benzene
Conditions | Yield |
---|---|
With potassium hydroxide; copper(l) iodide; diisopropylamine; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran; water at 20℃; Sonogashira cross-coupling; | 89% |
1,4-dibromo-2,5-diiodobenzene
N-phenylbenzamidine
1,2,5,6-tetraphenyl-1,5-dihydrobenzo[1,2-d:4,5-d']diimidazole
Conditions | Yield |
---|---|
With palladium diacetate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 140℃; for 24h; Molecular sieve; Inert atmosphere; regiospecific reaction; | 88% |
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; | 88% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In toluene at 100℃; for 16h; Sonogashira Cross-Coupling; | 53.6% |
9H-carbazole
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With copper(I) oxide; 2,2,6,6-tetramethylheptane-3,5-dione; potassium hydroxide In N,N-dimethyl-formamide at 110℃; for 124h; Inert atmosphere; | 87.8% |
tris-iso-propylsilyl acetylene
1,4-dibromo-2,5-diiodobenzene
1,4-dibromo-2,5-bis[2-(triisopropylsilyl)ethynyl]benzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine; triphenylphosphine In tetrahydrofuran at 25℃; Schlenk technique; Inert atmosphere; | 87% |
With copper(l) iodide; N-ethyl-N,N-diisopropylamine; bis-triphenylphosphine-palladium(II) chloride In tetrahydrofuran at 20℃; for 40h; Sonogashira coupling; | 77% |
With copper(l) iodide; (Ph3P)PdCl2; diisopropylamine In tetrahydrofuran at 20℃; for 40h; Sonogashira coupling; | 64% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In diisopropylamine Inert atmosphere; |
1,4-dibromo-2,5-diiodobenzene
phenylacetylene
((2,5-dibromo-1,4-phenylene)bis(ethyne-2,1-diyl))dibenzene
Conditions | Yield |
---|---|
With piperidine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; for 10h; Inert atmosphere; | 87% |
With piperidine; bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide In tetrahydrofuran at 20℃; for 2h; | 83% |
Sonogashira reaction; | 81% |
1,4-dibromo-2,5-diiodobenzene
dibutyl-[2-nitro-4-[(triisopropylsilanyl)-ethynyl]-5-(4-trimethylsilanyl-buta-1,3-diynyl)-phenyl]-amine
C64H84Br2N4O4Si2
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; potassium carbonate; diisopropylamine In tetrahydrofuran; water at 20℃; for 16h; Sonogashira coupling; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; diisopropylamine In benzene at 20℃; Sonogashira coupling; Inert atmosphere; | 87% |
4-tert-Butylphenylacetylene
1,4-dibromo-2,5-diiodobenzene
4,4'-((2,5-dibromo-1,4-phenylene)bis(ethyne-2,1-diyl))bis(tert-butylbenzene)
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 24h; Sonogashira Cross-Coupling; | 87% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; for 24h; Sonogashira Cross-Coupling; Schlenk technique; Inert atmosphere; | 87% |
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine at 25℃; for 3h; Sonogashira coupling; | 83% |
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran Sonogashira Cross-Coupling; | 74% |
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triethylamine In tetrahydrofuran |
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine at 20℃; for 28h; Inert atmosphere; Schlenk technique; | 87% |
4-hexyl-dodec-1-ynyl
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; | 87% |
1,4-dibromo-2,5-diiodobenzene
(2-bromophenyl)boronic acid
2,2',2",5'-tetrabromo-1,1',4',1"-terphenyl
Conditions | Yield |
---|---|
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 85℃; for 15h; Product distribution / selectivity; | 85% |
With sodium carbonate; tetrakis(triphenylphosphine) palladium(0) In ethanol; water; toluene at 85℃; for 15h; | 75% |
With silver (II) carbonate; tetrakis(triphenylphosphine) palladium(0) In tetrahydrofuran at 45℃; for 3h; Reflux; Inert atmosphere; | 74% |
benzo[b]thiophene-2-boronic acid
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With sodium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 In tetrahydrofuran; water at 65℃; for 12h; Inert atmosphere; | 85% |
4-ethyl-1-octyne
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In tetrahydrofuran at 20℃; Inert atmosphere; | 85% |
1-tetradecyne
1,4-dibromo-2,5-diiodobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In N,N-dimethyl-formamide at 20℃; for 72h; Sonogashira Cross-Coupling; Schlenk technique; Inert atmosphere; | 85% |
2-bromo-1-ethynylbenzene
1,4-dibromo-2,5-diiodobenzene
1,4-bis[(2-bromophenyl)ethynyl]-2,5-dibromobenzene
Conditions | Yield |
---|---|
With bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; triethylamine In toluene at 20℃; for 12h; | 84% |
With copper(l) iodide; triethylamine; bis-triphenylphosphine-palladium(II) chloride In toluene at 20℃; for 12h; | 84% |
With copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); diisopropylamine In toluene at 20℃; for 12h; Sonogashira coupling; Inert atmosphere; | 79% |
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