Welcome 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
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inquiryAs 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
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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
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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
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inquiryProduct Detail Minimum Order Qty. 10 Gram
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inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By
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Min.Order:100 Gram
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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
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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
We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED
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inquiryHangzhou Huarong Pharm Co., Ltd.established since 2006 , has been actively developing specialty products for Finished Dosages, APIs, Intermediates, and Fine chemicals markets in North America, Europe, Korea, Japan, Mid-East and all over the World. Hu
Best service,high quality and cheap price. Storage:Keep away from heat,sparks and flames. Package:25kg/50kg/200kg drum or Customer demand Application:Used as pharmaceutical intermediates Transportation:BY sea/air or by courier
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
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 purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier
Superior quality, moderate price & quick delivery. Appearance:white crystalline powder Storage:Sealed in a cool ,dry and microtherm place , avoid light . Package:100g/bottle,1kg/bottle,25kg/drum or as per your request Application:It is an impo
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
Product Description Description & Specification Category Pharmaceutical Raw Materials, Fine Chemicals, Bulk drug Standard Medical standard
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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
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inquiryChangzhou Extraordinary Pharmatech co., LTD. As a leading chemical manufacturer and supplier in China.DAS authentication is passed.We can provide the popular precursor chemicals, we have our own strong R & D team, have our own laboratories and fa
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inquiryHeBei RuiShun Trade Co.,LTD, registered capital one million,have a production of pharmaceutical raw materials, pharmaceutical raw materials factory reagent r&d center,Seek development by credit reputation.Our products have a large price adva
Cas:147-82-0
Min.Order:500 Gram
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Type:Trading Company
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Shanghai AngewChemCo., Ltd. is an innovative enterprise on fine chemicals and pharmaceuticals. Based on Shanghai R&D center and Hunan chemical manufacturing plant, we offer chemical research, process development, and large-scale production. Com
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inquiryConditions | Yield |
---|---|
With 1-benzyl-1-aza-4-azoniabicyclo<2.2.2>octane bromide; calcium carbonate In methanol at 20℃; for 0.166667h; | 95% |
Stage #1: 4-bromo-aniline With sulfuric acid In water for 0.0833333h; Green chemistry; Stage #2: With sodium bromate; sodium bromide In water at 20℃; for 4h; Green chemistry; | 94% |
With trans-3,5-dihydroperoxy-3,5-dimethyl-1,2-dioxolane; hydrogen bromide In water at 20℃; for 0.7h; | 93% |
Conditions | Yield |
---|---|
With methanol; P-benzyltriphenylphosphonium tribromide; sodium hydrogencarbonate In dichloromethane for 0.116667h; Ambient temperature; | 94% |
With dibromamine-T In acetonitrile at 20℃; for 0.166667h; | 90% |
Conditions | Yield |
---|---|
With hydrogenchloride; dihydrogen peroxide; sodium bromide In water at 15℃; for 2h; | 99.9% |
With hydrogen bromide; sodium bromide In chloroform; water at 0℃; Electrochemical reaction; | 98% |
With bromine; acetic acid at 20℃; for 1h; | 98% |
Conditions | Yield |
---|---|
With sodium perborate; ammonium heptamolybdate; potassium bromide In acetic acid at 20℃; for 2.25h; Bromination; | |
With sodium persulfate; copper(ll) sulfate pentahydrate; sodium bromide In water; acetonitrile at 7 - 25℃; for 24h; Overall yield = 79 percent; Overall yield = 1.44 g; regioselective reaction; | A 79 %Chromat. B 21 %Chromat. |
Conditions | Yield |
---|---|
With sodium persulfate; copper(ll) sulfate pentahydrate; sodium bromide In water; acetonitrile at 7 - 25℃; for 24h; Overall yield = 76 percent; Overall yield = 1.38 g; regioselective reaction; | A 83 %Chromat. B 17 %Chromat. |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20 - 40℃; | 99% |
Bromierung; |
aniline
A
2,4-dibromo-aniline
B
2,4,6-tribromoaniline
C
4-bromo-aniline
Conditions | Yield |
---|---|
Stage #1: aniline With n-butyllithium In diethyl ether; hexane at -78℃; for 1h; Stage #2: With poly[4-(dibutyliodostannyl)butyl]styrene In diethyl ether; hexane at 20℃; for 18h; Stage #3: With bromine In diethyl ether; hexane; dichloromethane at -78 - 20℃; for 2h; | A n/a B n/a C 76% |
With bromine; acetic acid In tetrachloromethane for 0.0833333h; Ambient temperature; other reagent: bromine; | A 41% B 31% C 21% |
With bromine In tetrachloromethane for 0.0833333h; Product distribution; Mechanism; Ambient temperature; other aromatic compounds, other reagents: bromodimethylsulfonium bromide, bromodimethylsulfonium bromide/acetic acid, bromine/acetic acid, other solvents, other reaction temperature and time; | A 33% B 30% C 19% |
Conditions | Yield |
---|---|
With 1-benzyl-1-aza-4-azoniabicyclo<2.2.2>octane bromide; calcium carbonate In methanol at 20℃; for 0.416667h; | 90% |
4-bromo-aniline
diethylazodicarboxylate
A
diethyl hydrazodicarboxylate
B
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
With ZrBr4 In dichloromethane at 20℃; for 1.5h; | A n/a B 83% |
Conditions | Yield |
---|---|
With water; bromine | |
With water; bromine | |
With bromine; acetic acid |
Conditions | Yield |
---|---|
With N-Bromosuccinimide In acetonitrile at 30℃; for 0.05h; UV-irradiation; Title compound not separated from byproducts.; |
Conditions | Yield |
---|---|
With chloroform; bromine |
2-bromoaniline
A
2,4-dibromo-aniline
B
2,6-dibromoaniline
C
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
With sodium perborate; potassium bromide In acetic acid at 20℃; for 14.5h; Bromination; |
N-(4-benzoylphenyl)benzamide
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
Multi-step reaction with 4 steps 1: aqueous-alcoholic NaOH-solution 2: chloroform; bromine 3: aluminium amalgam; diluted alcohol 4: chloroform; bromine View Scheme |
4-amino-3,5-dibromo-benzophenone
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: aluminium amalgam; diluted alcohol 2: chloroform; bromine View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: chloroform; bromine 2: aluminium amalgam; diluted alcohol 3: chloroform; bromine View Scheme |
A
2,4,6-tribromoaniline
B
1,5-Difluoro-1,1,3,5,5-pentanitropentane
Conditions | Yield |
---|---|
With bromine In dichloromethane at 0 - 5℃; for 2h; Product distribution; reactions of salts of symmetric polynitropentanes with halogens; | A n/a B 85% |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 76 percent / bromodimethylsulfonium bromide / H2O / 6 h / Ambient temperature; other reagents: bromodimethylsulfonium bromide/acetic acid, bromine, bromine/acetic acid 2: 82 percent / bromodimethylsulfonium bromide, acetic acid / H2O / 4 h / Heating View Scheme |
Conditions | Yield |
---|---|
With hydrogen bromide at 20℃; for 4h; Quantum yield; Irradiation; | 96% |
With hydrogen bromide for 4h; Irradiation; | 96% |
Conditions | Yield |
---|---|
With aniline In water byproducts: HBr; |
Conditions | Yield |
---|---|
With hydrogen bromide at 185 - 190℃; im Druckrohr; | |
With hydrogen bromide at 185 - 190℃; |
Conditions | Yield |
---|---|
With chlorine; aniline In water by adding some acid to avoid the hydrolisis of Cl2 in very dild. soln. (HClO may result side reactions); |
2,2-dichloro-N-[2-hydroxy-1-hydroxymethyl-2-(4-nitrophenyl)ethyl]acetamide
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
With potassium bromate; potassium bromide; zinc In acetonitrile Product distribution; Heating; | 77.7% |
1-azido-2,4,6-tribromo-benzene
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 50 percent / diethyl ether / -5 - 5 °C 2: CF3COOH / methanol View Scheme |
Conditions | Yield |
---|---|
With trifluoroacetic acid In methanol |
anthranilic acid
A
2,4,6-tribromoaniline
B
2-amino-3,5-dibromobenzoic acid
Conditions | Yield |
---|---|
With 1,4-dioxane dibromide at 20℃; |
Conditions | Yield |
---|---|
With potassium bromate; potassium bromide; zinc In ethanol; water Product distribution; Heating; | A n/a B 74% |
Conditions | Yield |
---|---|
With potassium bromate; potassium bromide; zinc In methanol Product distribution; Heating; | A 71% B n/a |
Conditions | Yield |
---|---|
With hydrogen bromide; dihydrogen peroxide | |
With water; bromine |
Conditions | Yield |
---|---|
With bromine | |
With air; water; bromine |
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With hydrogenchloride; sodium nitrite In water Stage #2: With ethanol In water | 92% |
With sulfuric acid; sodium nitrite In ethanol at 20℃; Reflux; | 90% |
With ethanol; sulfuric acid; benzene Reagens 4: Natriumnitrit; |
2,4,6-tribromoaniline
1-azido-2,4,6-tribromo-benzene
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With toluene-4-sulfonic acid; sodium nitrite In water at 20℃; for 1h; Stage #2: With sodium azide In water at 20℃; | 93% |
Stage #1: 2,4,6-tribromoaniline With sulfuric acid; sodium nitrite In water; acetic acid at 10 - 12℃; for 1h; Stage #2: With urea In water; acetic acid for 0.166667h; Stage #3: With sodium azide In water; acetic acid for 1h; | 93% |
Stage #1: 2,4,6-tribromoaniline With trifluoroacetic acid; sodium nitrite at -10 - -5℃; for 1h; Stage #2: With sodium azide at -5 - 20℃; for 1.5h; | 86% |
2,4,6-tribromoaniline
2,4,6-tribromoiodobenzene
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With nitrosyl acetate; acetic acid at -5 - 0℃; for 2h; Stage #2: With potassium iodide for 16h; Reagent/catalyst; Temperature; | 83% |
Stage #1: 2,4,6-tribromoaniline With toluene-4-sulfonic acid In water at 20℃; Stage #2: With potassium iodide In water at 20℃; for 2h; | 81% |
Stage #1: 2,4,6-tribromoaniline With hydrogenchloride; sodium nitrite In water at 0 - 10℃; for 0.5h; Stage #2: With potassium iodide In water at 0 - 20℃; for 2h; | 81% |
Conditions | Yield |
---|---|
With potassium phosphate tribasic heptahydrate; palladium diacetate In water; N,N-dimethyl-formamide at 80℃; for 0.5h; Suzuki Coupling; | 99% |
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate In ethanol; water; benzene for 24h; Heating; | 95% |
With {2,6-bis[(di-1-piperidinylphosphino)amino]phenyl}palladium(II) chloride; potassium carbonate In 1,4-dioxane; water; butan-1-ol at 100℃; for 1.5h; Suzuki-Miyaura reaction; | 94% |
oxalyl dichloride
2,4,6-tribromoaniline
N,N'-bis(2,4,6-tribromophenyl)ethanediamide
Conditions | Yield |
---|---|
With triethylamine In chloroform at 0 - 20℃; for 20.5h; Inert atmosphere; | 76% |
With triethylamine In chloroform at 0 - 20℃; for 20.5h; Inert atmosphere; | 76% |
With triethylamine In chloroform at 0 - 20℃; for 20.5h; Inert atmosphere; | 76% |
With triethylamine In chloroform at 0 - 20℃; for 20.5h; Inert atmosphere; | 76% |
ethyl 2-phenyldiazoacetate
2,4,6-tribromoaniline
ethyl 2-phenyl-2-((2,4,6-tribromophenyl)amino)acetate
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2 In dichloromethane at 20℃; Inert atmosphere; | 99% |
With C43H37Br2CuN3P2(1+)*ClO4(1-) In dichloromethane at 0 - 20℃; for 3h; Schlenk technique; Inert atmosphere; chemoselective reaction; | 78% |
Conditions | Yield |
---|---|
With phosphorus trichloride In chlorobenzene at 130℃; for 0.25h; Microwave irradiation; | 77% |
2,4,6-tribromoaniline
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With tetrafluoroboric acid; sodium nitrite In water; acetone at -20 - 0℃; for 0.333333h; Stage #2: With carbon disulfide; tris(2,2-bipyridine)ruthenium(II) hexafluorophosphate In dimethyl sulfoxide at 20℃; for 6h; Irradiation; | 88% |
2,4,6-tribromoaniline
(2,4,6-tribromophenyl)isothiocyanate
Conditions | Yield |
---|---|
With dmap; thiophosgene In dichloromethane at 20℃; for 6h; | 95% |
Conditions | Yield |
---|---|
With β‐cyclodextrin In water at 80℃; for 2h; Green chemistry; | 81% |
With β‐cyclodextrin In water at 80℃; for 2h; | 81% |
formaldehyd
α-naphthol
2,4,6-tribromoaniline
3-(2,4,6-tribromophenyl)-3,4-dihydro-2H-naphtho[2,1-e][1,3]oxazine
Conditions | Yield |
---|---|
With K10 Montmorillonite Clay at 140℃; for 0.0833333h; Microwave irradiation; Inert atmosphere; Green chemistry; | 76% |
In water at 20℃; for 0.75h; | 75% |
With zirconyl chloride In water at 20℃; for 0.00833333h; Grinding; | 73% |
Conditions | Yield |
---|---|
With 1,3,4,6,7,8-hexahydro-2H-pyrimido[1,2-a]pyrimidine In tetrahydrofuran at 0 - 20℃; for 24h; Inert atmosphere; | 70% |
Conditions | Yield |
---|---|
With hydrogenchloride In 1,4-dioxane; water at 20℃; Mannich Aminomethylation; | 84% |
formaldehyd
2,4,6-tribromoaniline
1-benzyl-3-diazo-5-methyl-2-oxoindole
Conditions | Yield |
---|---|
With rhodium(II) acetate dimer In ethyl acetate at 60℃; for 2h; | 80% |
2,4,6-tribromoaniline
bis-(2,4,6-tribromo-phenyl)-diazene
Conditions | Yield |
---|---|
With sodium perborate; Dihydrate sodium molybdate In acetic acid at 50℃; for 1h; Kinetics; Thermodynamic data; Catalytic behavior; Temperature; | 81% |
With tetraethylammonium superoxide In N,N-dimethyl-formamide at 80℃; for 0.0833333h; Microwave irradiation; | 44% |
With lead(IV) acetate; benzene | |
With pyridine; potassium permanganate; water |
carbon disulfide
2,4,6-tribromoaniline
2-Chlorocyclohexanone
4,5,6,7-tetrahydro-3-(2,4,6-tribromophenyl)-(3H)-benzothiazole-2-thione
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With sodium hydroxide In water; dimethyl sulfoxide at 5℃; for 0.166667h; Inert atmosphere; Stage #2: carbon disulfide In water; dimethyl sulfoxide at 5 - 20℃; for 1h; Inert atmosphere; Stage #3: 2-Chlorocyclohexanone Further stages; | 50% |
Conditions | Yield |
---|---|
With sodium hydride In dimethyl sulfoxide; mineral oil at 20℃; for 1h; | 44% |
Conditions | Yield |
---|---|
With dihydrogen peroxide | 83% |
With sulfuric acid; acetic acid; tetra-n-propylammonium bromate for 1h; Heating; | 79% |
With dihydrogen peroxide; trifluoroacetic anhydride In dichloromethane; water at 20℃; for 8h; Reflux; | 75% |
With dichloromethane; dihydrogen peroxide; trifluoroacetic acid | |
With dihydrogen peroxide |
2,4,6-tribromoaniline
2,4,6-tribromophenylhydrazine
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With tert.-butylnitrite; boron trifluoride diethyl etherate In dichloromethane at -20℃; Stage #2: With hydrogenchloride; tin(ll) chloride In water at 8 - 10℃; Stage #3: With sodium hydroxide In dichloromethane at 0℃; | 50% |
Stage #1: 2,4,6-tribromoaniline With hydrogenchloride; sodium nitrite In water at -25℃; for 0.25h; Stage #2: With hydrogenchloride; tin(II) chloride dihdyrate In water at 0℃; for 1h; | 45% |
Stage #1: 2,4,6-tribromoaniline With hydrogenchloride; sodium nitrite In water at -25℃; for 0.25h; Stage #2: With hydrogenchloride; tin(II) chloride dihdyrate In water at -25 - 0℃; for 1.08333h; | 45% |
With hydrogenchloride; sodium nitrite man giesst die Loesung in eine salzsaure Loesung von Zinnchloruer; das ausgeschiedene Hydrochlorid wird durch Ammoniak zerlegt; |
Conditions | Yield |
---|---|
Stage #1: N-(2-chloro-ethyl)-benzamide With phosphorus pentachloride In m-xylene for 2h; Heating / reflux; Stage #2: 2,4,6-tribromoaniline In m-xylene for 20h; Heating / reflux; | 71% |
Conditions | Yield |
---|---|
With sodium hydride In dimethyl sulfoxide; mineral oil at 20℃; for 1h; | 18% |
Conditions | Yield |
---|---|
With sulfuric acid for 6h; Inert atmosphere; | 87% |
With sulfuric acid; acetic acid |
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With sulfuric acid Stage #2: With sodium nitrite In water at 0℃; for 3.5h; Stage #3: potassium iodide In water Cooling with ice; | 63% |
Conditions | Yield |
---|---|
With copper; potassium carbonate In 5,5-dimethyl-1,3-cyclohexadiene for 24h; Reflux; | 60% |
2,4,6-tribromoaniline
1,3,5-tribromo-2-chloro-benzene
Conditions | Yield |
---|---|
Stage #1: 2,4,6-tribromoaniline With hydrogenchloride for 0.333333h; Sandmeyer Reaction; Cooling with ice; Stage #2: With sodium nitrite In water for 1h; Sandmeyer Reaction; Cooling with ice; Stage #3: With copper(l) chloride In water at 20℃; for 1h; Cooling with ice; | 71% |