As a leading manufacturer and supplier of chemicals in China, DayangChem not only supply popular chemicals, but also DayangChem's R&D center offer custom synthesis services. DayangChem can provide different quantities of custom synthesis ch
Cas:56961-77-4
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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
Cas:56961-77-4
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:56961-77-4
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryHebei Yanxi Chemical Co., Ltd. is a professional research, development and production of lead acetate benzene acetamide enterprise backbone members by local well-known entrepreneurs and professional senior engineers in the party's "low car
Cas:56961-77-4
Min.Order:1 Metric Ton
FOB Price: $1.0 / 2.0
Type:Trading Company
inquiryOur 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 on.O
Cas:56961-77-4
Min.Order:1 Kilogram
FOB Price: $1.0
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:56961-77-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1-Bromo-2,3-dichlorobenzene CAS:56961-77-4 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 organ
Cas:56961-77-4
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:56961-77-4
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 s
Cas:56961-77-4
Min.Order:1 Kilogram
FOB Price: $25.0 / 35.0
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:56961-77-4
Min.Order:0 Metric Ton
Negotiable
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:56961-77-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:56961-77-4
Min.Order:4 Kilogram
Negotiable
Type:Lab/Research institutions
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
Cas:56961-77-4
Min.Order:0 Metric Ton
Negotiable
Type:Other
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
Established in May 2015, TaiChem Ltd. is initially invested by a British research and development company and started by PhDs back from aboard. The company is registered in China Medical City (CMC), Taizhou, Jiangsu Province, and the production site
Cas:56961-77-4
Min.Order:10 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 1-Bromo-2,3-dichlorobenzene Synonyms: 2,3-DICHLOROBROMOBENZENE;2,3-DICHLORO-1-BROMOBENZENE;1-BROMO-2,3-DICHLOROBENZENE;Benzene, 1-bromo-2,3-dichloro-;1-BROMO-2,3-DICHLOROBENZENE 98%;1-Bromo-2,3-Dichlorobenzene,>98%;1,2-Dichloro
Cas:56961-77-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:56961-77-4
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:56961-77-4
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
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:56961-77-4
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry1.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:56961-77-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
SAGECHEM 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 custom synthe
Cas:56961-77-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
Capability on chemical synthesis1. Beijing High-Tech Enterprises2. Strong R&D Team3. 8 years of experiences in R & D of high-tech Catalyst;4. 5000 production techniques, 69 items of national patents, and 360 kinds of products on sales;5. The producti
We 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:56961-77-4
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
inquiryStock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:56961-77-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryISO/factory/goodqualityAppearance:off white Storage:Dry,cool place Package:drum Application:active pharmaceutical ingredients Transportation:by air/sea/express Port:shenzhen/shanghai
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:56961-77-4
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
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:56961-77-4
Min.Order:1 bottle
Negotiable
Type:Lab/Research institutions
inquiry2,3-dichloroaniline
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
With hydrogen bromide; sodium nitrite; copper In water at 35 - 65℃; Product distribution / selectivity; Sandmeyer Reaction; | 87.7% |
With hydrogen bromide; sodium bromide; sodium nitrite; copper(I) bromide In water at 60 - 65℃; for 2.5h; Product distribution / selectivity; Sandmeyer Reaction; | 84% |
With hydrogen bromide; sodium bromide; sodium nitrite; copper(II) sulfate In water at 45 - 65℃; Product distribution / selectivity; Sandmeyer Reaction; | 83% |
With hydrogen bromide; sodium nitrite; copper(I) bromide In water at 45 - 65℃; Product distribution / selectivity; Sandmeyer Reaction; | 80% |
4-bromo-2,3-dichloro-phenylamine
1-bromo-2,3-dichlorobenzene
N-(4-bromo-3-chlorophenyl)acetamide
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: glacial acetic acid / durch Chlorierung 2: sulfuric acid; alcohol View Scheme |
4-Bromo-2,3-dichloroacetanilide
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sulfuric acid; alcohol View Scheme |
Conditions | Yield |
---|---|
With bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In 1,4-dioxane at 80℃; for 9h; Temperature; Inert atmosphere; | 94.5% |
1-bromo-2,3-dichlorobenzene
1-t-Butoxycarbonylpiperazine
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); potassium carbonate; XPhos In acetonitrile at 100℃; for 6h; Inert atmosphere; | 91.1% |
Stage #1: 1-bromo-2,3-dichlorobenzene; 1-t-Butoxycarbonylpiperazine With caesium carbonate In 1-methyl-pyrrolidin-2-one Heating; Stage #2: With tris(dibenzylideneacetone)dipalladium (0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In 1-methyl-pyrrolidin-2-one at 70 - 110℃; for 4h; | 80% |
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene for 3h; Reflux; | 90% |
With dichloro bis((p-dimethylaminophenyl)-ϖ-di-tert-butylphosphine)palladium(II); potassium tert-butylate In o-xylene at 90℃; for 2.5h; | |
With sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 90℃; for 2h; Inert atmosphere; | 61.8g |
With sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 90℃; for 2h; Inert atmosphere; | 61.8 g |
With bis(di-tert-butyl(4-dimethylaminophenyl)phosphine)dichloropalladium(II); sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 90℃; for 2h; Inert atmosphere; | 61.8 g |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene for 3h; Reflux; | 90% |
Conditions | Yield |
---|---|
With 2-(benzothiophen-2-yl)pyridine; sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 180℃; for 12h; | 89% |
1-bromo-2,3-dichlorobenzene
4-(1-phenyl-1H-benzoimidazol-2-yl)-aniline
Conditions | Yield |
---|---|
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 88% |
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 88% |
Conditions | Yield |
---|---|
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 87% |
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 87% |
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); sodium t-butanolate In toluene at 110℃; Inert atmosphere; | 84% |
With bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene at 80℃; for 2h; Inert atmosphere; | 80% |
With tetrabutoxytitanium; sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 180℃; for 12h; | 57% |
1-bromo-2,3-dichlorobenzene
(2,6-dimethoxyphenyl)boronic acid
Conditions | Yield |
---|---|
With potassium phosphate; tetrakis(triphenylphosphine) palladium(0) In 1,4-dioxane at 90℃; for 2h; | 83% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; sodium t-butanolate In toluene at 90℃; for 12h; Inert atmosphere; | 82.6% |
Conditions | Yield |
---|---|
With potassium carbonate; palladium dichloride In ethanol; water at 20℃; for 0.5h; | 82% |
With (R,R)-N,N'-bis[(2-fluorophenyl)methyl]-1,2-cyclohexanediamine PdCl2 complex; potassium carbonate In N,N-dimethyl-formamide at 120℃; for 24h; Suzuki coupling; Aerobic conditions; | 51% |
di-tert-butyl dicarbonate
1-bromo-2,3-dichlorobenzene
tert-butyl 2,3-dichlorobenzoate
Conditions | Yield |
---|---|
Stage #1: 1-bromo-2,3-dichlorobenzene With n-butyllithium; butyl magnesium bromide In tetrahydrofuran; hexane; toluene at -10℃; Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran; hexane; toluene at -10℃; Stage #3: With citric acid In tetrahydrofuran; hexane; toluene Further stages.; | 80% |
Stage #1: 1-bromo-2,3-dichlorobenzene With n-butyllithium; butyl magnesium bromide In tetrahydrofuran; hexane; toluene at -10℃; for 1h; Inert atmosphere; Stage #2: di-tert-butyl dicarbonate In tetrahydrofuran; hexane; toluene at -10℃; for 2h; Inert atmosphere; | 80% |
Conditions | Yield |
---|---|
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; | 80% |
Conditions | Yield |
---|---|
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 80% |
With 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; bis(dibenzylideneacetone)-palladium(0); sodium t-butanolate In toluene at 110℃; for 1h; Inert atmosphere; | 80% |
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene for 12h; | 77% |
Conditions | Yield |
---|---|
Stage #1: piperazine; 1-bromo-2,3-dichlorobenzene With 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; 1,8-diazabicyclo[5.4.0]undec-7-ene; sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0) In toluene at 60 - 70℃; Inert atmosphere; Stage #2: di-tert-butyl dicarbonate In dichloromethane; toluene at 20℃; | 76% |
C13H12NO2(1+)*Cl(1-)
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
Stage #1: 1-bromo-2,3-dichlorobenzene With isopropylmagnesium bromide In tetrahydrofuran at -30 - -20℃; Stage #2: C13H12NO2(1+)*Cl(1-) at 0 - 20℃; | 76% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 100℃; for 72h; Inert atmosphere; chemoselective reaction; | 76% |
With bis(tri-t-butylphosphine)palladium(0); sodium t-butanolate In toluene for 6h; Reflux; Inert atmosphere; | 75% |
With bis(tri-t-butylphosphine)palladium(0); sodium t-butanolate In toluene for 6h; Inert atmosphere; Reflux; | 75% |
With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene at 100℃; for 26h; Buchwald-Hartwig Coupling; Inert atmosphere; | 63% |
Stage #1: 1-bromo-2,3-dichlorobenzene With sodium t-butanolate In toluene for 1h; Reflux; Stage #2: aniline With tris-(dibenzylideneacetone)dipalladium(0); 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene Heating; | 50% |
1-bromo-2,3-dichlorobenzene
diphenylamine
Conditions | Yield |
---|---|
With bis(tri-t-butylphosphine)palladium(0); sodium t-butanolate In toluene for 3h; Reflux; | 75.8% |
With dichloro bis((p-dimethylaminophenyl)-ϖ-di-tert-butylphosphine)palladium(II); potassium tert-butylate In o-xylene at 80 - 120℃; for 5h; | 66% |
With sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 80 - 120℃; for 5h; Inert atmosphere; | 65 g |
With bis(di-tert-butyl(4-dimethylaminophenyl)phosphine)dichloropalladium(II); sodium t-butanolate In 5,5-dimethyl-1,3-cyclohexadiene at 80 - 120℃; for 5h; | 65 g |
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
Stage #1: [1,4]diazepine-1-carboxylic acid tert-butyl ester; 1-bromo-2,3-dichlorobenzene With 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0) In toluene for 8h; Heating / reflux; Stage #2: With hydrogenchloride In ethyl acetate at 10℃; | 75% |
bis(4-tert-butylphenyl)amine
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); tri-tert-butyl phosphine; potassium tert-butylate In toluene at 90℃; for 5h; Inert atmosphere; | 75% |
Conditions | Yield |
---|---|
With tri-tert-butyl phosphine; palladium diacetate; sodium t-butanolate In toluene for 5h; Reflux; | 75% |
4,7-diaza-spiro[2,5]octane-4-carboxylic acid tert-butyl ester
1-bromo-2,3-dichlorobenzene
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 90℃; Inert atmosphere; | 74% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate In toluene at 90℃; for 10h; | 73% |
Conditions | Yield |
---|---|
With palladium diacetate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; sodium t-butanolate In toluene for 24h; Reflux; | 71.2% |
1,4-Diazacycloheptane
di-tert-butyl dicarbonate
1-bromo-2,3-dichlorobenzene
tert-butyl 4-(2,3-dichlorophenyl)-1,4-diazepane-1-carboxylate
Conditions | Yield |
---|---|
Stage #1: 1,4-Diazacycloheptane; 1-bromo-2,3-dichlorobenzene With 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; 1,8-diazabicyclo[5.4.0]undec-7-ene; sodium t-butanolate; tris-(dibenzylideneacetone)dipalladium(0) In toluene at 60 - 70℃; Inert atmosphere; Stage #2: di-tert-butyl dicarbonate In dichloromethane; toluene at 20℃; | 70% |
Stage #1: 1,4-Diazacycloheptane; 1-bromo-2,3-dichlorobenzene With tris-(dibenzylideneacetone)dipalladium(0); potassium tert-butylate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 80℃; for 24h; Inert atmosphere; Stage #2: di-tert-butyl dicarbonate In toluene at 20℃; for 2h; Inert atmosphere; |
Conditions | Yield |
---|---|
With bis(di-tert-butyl(4-dimethylaminophenyl)phosphine)dichloropalladium(II); potassium tert-butylate at 80 - 120℃; for 5h; | 68% |
Conditions | Yield |
---|---|
With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate at 130℃; Inert atmosphere; | 66.2% |
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