Puyang Huicheng Electronic Material Co., Ltd was founded in 2002, which is focus on high complex new type intermediates and fine chemical custom synthesis, LED&OLED materials and related intermediates, catalyst design and synthesi
Cas:571-57-3
Min.Order:100 Gram
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Type:Manufacturers
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:571-57-3
Min.Order:1 Gram
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Type:Manufacturers
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 according to the contract research and development services for the fine c
Cas:571-57-3
Min.Order:1 Kilogram
FOB Price: $3.0
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:571-57-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:571-57-3
Min.Order:1 Kilogram
FOB Price: $15.0 / 50.0
Type:Trading Company
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 Se
Cas:571-57-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
inquirysuperior quality moderate price & quick delivery Appearance:liquid Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemica
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
Chemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
4-BROMO-L-NAPHTHOL; 4-Bromo-1-naphthol; 4-Bromonaphthalene-1-ol; 4-Bromo-1-naphthalenol; 4-Bromo-alpha-naphthol; 1-Naphthalenol, 4-broMo-; -BroMonaphthol; 1-Bromo-4-hydroxynaphthalene CAS No: 571-57-3 Molecular formula: C10H7BrO Molecular wei
Cas:571-57-3
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiry1)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 etc. 3) oem/odm available; 4) rea
Cas:571-57-3
Min.Order:1 Gram
FOB Price: $3.0
Type:Lab/Research institutions
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,
High 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
Stock products, own laboratoryAppearance:White to off-white solid Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:571-57-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1-Naphthalenol,4-bromo-Appearance:solid or liquid Storage:in sealed air resistant place Package:drum and bag Application:for pharma use Transportation:by sea or air
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
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:571-57-3
Min.Order:1 bottle
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
Hunan 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
4-Bromo-1-naphtholAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:Multipurpose intermediate Transportation:Sea/air/courier
4-Bromo-1-naphthol,cas:571-57-3 from fandachem Storage:Store in dry, dark and ventilated place Application:intermediate Transportation:by air, by sea, by express
Cas:571-57-3
Min.Order:0 Metric Ton
Negotiable
Type:Other
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
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:25kg,50kg,180kg,200kg,250kg,1000kg,customization Application:Pharma;Industry;Agricultural;chemical reaserch Tran
Best quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
good quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:250mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po
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:any port in China
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP
Conditions | Yield |
---|---|
With bis(trichloromethyl) carbonate; tetrabutylammomium bromide; potassium bromide In 1,2-dichloro-ethane at 40℃; | A 99% B n/a |
With Diethyl 2-bromomalonate at 100℃; for 48h; Product distribution; Further Variations:; Reagents; | A 48% B 51% |
Conditions | Yield |
---|---|
With N-Bromosuccinimide In acetonitrile at 20℃; for 3.5h; | 96% |
With N-Bromosuccinimide In acetonitrile at 20℃; for 4h; | 96% |
With tetra-N-butylammonium tribromide In chloroform for 0.0333333h; | 95% |
Conditions | Yield |
---|---|
With N-Bromosuccinimide In acetonitrile for 1h; Ambient temperature; | A 94% B 3% |
With N-Bromosuccinimide In carbon disulfide for 1h; Ambient temperature; | A 9% B 86% |
With N-Bromosuccinimide In acetonitrile at 25℃; for 1h; | A 52% B 24% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
at 20℃; for 336000h; | 90% |
α-naphthol
A
4-bromo-1-naphthol
B
2,4-dibromo-1-naphthol
C
2-bromo-1-naphthol
Conditions | Yield |
---|---|
With 4-(tribromomethyl)quinazoline; trifluoroacetic acid In benzene Heating; | A 6% B 10% C 80% |
Conditions | Yield |
---|---|
With n-butyllithium In tetrahydrofuran; hexane | 54% |
α-naphthol
2-nitrobenzenesulfenyl bromide
A
4-bromo-1-naphthol
B
1-hydroxy-4-(2-nitrophenylthio)naphthalene
Conditions | Yield |
---|---|
In nitrobenzene at 50℃; for 48h; | A 21% B 48% |
α-naphthol
A
4-bromo-1-naphthol
B
1-hydroxy-4-(2-nitrophenylthio)naphthalene
Conditions | Yield |
---|---|
With 2-nitrobenzenesulfenyl bromide In nitrobenzene at 50℃; for 48h; | A 21% B 48% |
Conditions | Yield |
---|---|
In nitrobenzene | A n/a B 27% |
t-butyl bromide
α-naphthol
A
4-bromo-1-naphthol
B
2-bromo-1-naphthol
Conditions | Yield |
---|---|
With dimethyl sulfoxide |
Conditions | Yield |
---|---|
With pyridine hydrochloride |
Conditions | Yield |
---|---|
With chloroform; bromine |
Conditions | Yield |
---|---|
Diazotization; |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
beim Verseifen; |
benzo-4-bromo-2,5-cyclohexadienone
4-bromo-1-naphthol
Conditions | Yield |
---|---|
In acetonitrile Irradiation; Yield given; | |
With sodium chloride; acetic acid at 25℃; Rate constant; catalytic constants with different acids for the enolization; pH-rate profile investigated; |
Conditions | Yield |
---|---|
With ammonia; ammonium chloride In water at 20℃; pH=9.21; Kinetics; Further Variations:; Temperatures; ammonolysis; |
4-bromonaphthalen-1-yl acetate
A
4-bromo-1-naphthol
B
potassium acetate
Conditions | Yield |
---|---|
With potassium hydroxide; potassium chloride at 20℃; Kinetics; Further Variations:; Temperatures; Hydrolysis; |
chloroform
4-hydroxy-1-naphthoic acid
bromine
4-bromo-1-naphthol
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With potassium hydroxide |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With diethyl ether; oxygen |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 96 percent / Br2 / CCl4 / 0.33 h / 0 °C / UV-irradiation 2: 18 percent / aq. AgClO4 / acetone / 24 h / 20 °C 3: 90 percent / 336000 h / 20 °C View Scheme |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 18 percent / aq. AgClO4 / acetone / 24 h / 20 °C 2: 90 percent / 336000 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: Br2 / H2O 2: 1.0 M NaCl / acetic acid / 25 °C / catalytic constants with different acids for the enolization; pH-rate profile investigated View Scheme |
4-bromo-1-naphthol
chloromethyl methyl ether
4-bromo-1-(methoxymethoxy)naphthalene
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In tetrahydrofuran 0 deg C, 2 h; rt, 24 h; | 98% |
Conditions | Yield |
---|---|
Stage #1: 4-bromo-1-naphthol With sodium hydride In N,N-dimethyl-formamide; mineral oil Inert atmosphere; Stage #2: methyl iodide In N,N-dimethyl-formamide; mineral oil at 20℃; for 3h; | 98% |
With potassium carbonate In acetonitrile at 20 - 60℃; | 91% |
With sodium hydride In 1,4-dioxane Reflux; | 89% |
With potassium carbonate In acetonitrile Reflux; | 88% |
With potassium carbonate In acetonitrile Reflux; | 67.4% |
4-bromo-1-naphthol
pivaloyl chloride
4-bromonaphthalen-1-yl pivalate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; | 98% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With 3-((3,5-bis(trifluoromethyl)benzyl)amino)-4-(((S)-(6-methoxyquinolin-4-yl)((1S,2S,4S,5R)-5-vinylquinuclidin-2-yl)methyl)amino)cyclobut-3-ene-1,2-dione In dichloromethane at 20℃; for 1h; enantioselective reaction; | 98% |
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; acetic acid In 1,4-dioxane at 100℃; for 12h; Inert atmosphere; Schlenk technique; | 98% |
4-bromo-1-naphthol
2-diazo-5-methylcyclohexane-1,3-dione
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; acetic acid In 1,4-dioxane at 100℃; for 12h; Inert atmosphere; Schlenk technique; | 97% |
4-bromo-1-naphthol
2-diazo-5-phenylcyclohexane-1,3-dione
Conditions | Yield |
---|---|
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; acetic acid In 1,4-dioxane at 100℃; for 12h; Inert atmosphere; Schlenk technique; | 97% |
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol at 30℃; for 3h; Reagent/catalyst; | 96.3% |
3,4-dihydro-2H-pyran
4-bromo-1-naphthol
1‐tetrahydropyran‐2’‐yloxy‐4‐bromonaphthalene
Conditions | Yield |
---|---|
With pyridinium p-toluenesulfonate In dichloromethane for 0.25h; | 96% |
Conditions | Yield |
---|---|
With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 1h; Inert atmosphere; | 96% |
Conditions | Yield |
---|---|
With iron(III) chloride In dichloromethane at 40℃; for 1h; Friedel-Crafts Alkylation; | 95% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With C31H26F6N4O2 In dichloromethane at 50℃; for 16h; Friedel-Crafts Alkylation; enantioselective reaction; | A 95% B n/a |
4-bromo-1-naphthol
Methyl phenyldiazoacetate
Conditions | Yield |
---|---|
With copper dichloride In dichloromethane at 20℃; Schlenk technique; chemoselective reaction; | 95% |
4-bromo-1-naphthol
tert-butyldimethylsilyl chloride
(4-bromonaphthalen-1-yloxy)(tert-butyl)dimethylsilane
Conditions | Yield |
---|---|
With 1H-imidazole In N,N-dimethyl-formamide at 0 - 20℃; for 2h; | 94% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 50℃; for 3h; | 94% |
With potassium carbonate In N,N-dimethyl-formamide at 50℃; for 3h; | 94% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine In 1,4-dioxane at 110℃; for 16h; Reagent/catalyst; Glovebox; Sealed tube; Inert atmosphere; | 94% |
Conditions | Yield |
---|---|
With dmap; triethylamine In dichloromethane at 20℃; | 94% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile for 14h; Heating; | 93% |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 16h; | 71.2% |
With potassium carbonate In N,N-dimethyl-formamide at 60℃; for 2h; | |
With potassium carbonate In N,N-dimethyl-formamide at 20℃; | |
With potassium carbonate In N,N-dimethyl-formamide at 0 - 20℃; |
Conditions | Yield |
---|---|
With water; potassium bromide In chloroform at 25℃; pH=9; Electrochemical reaction; | 93% |
4-bromo-1-naphthol
tert-butyl (1-benzyl-5,7-dimethyl-2-oxoindolin-3-ylidene)carbamate
Conditions | Yield |
---|---|
With 1-(3,5-bis(trifluoromethyl)phenyl)-3-((S)-(6-methoxyquinolin-4-yl)((2S,4S,8R)-8-vinylquinuclidin-2-yl)methyl)thiourea In toluene at 20℃; for 12h; Friedel-Crafts Alkylation; Inert atmosphere; enantioselective reaction; | 93% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine In 1,4-dioxane at 110℃; for 16h; Glovebox; Sealed tube; Inert atmosphere; | 93% |
4-bromo-1-naphthol
1-bromo-2-(triisopropylsilyl)acetylene
Conditions | Yield |
---|---|
With [ruthenium(II)(η6-1-methyl-4-isopropyl-benzene)(chloride)(μ-chloride)]2; sodium acetate; potassium carbonate In 1,2-dichloro-ethane at 40℃; for 14h; | 93% |
Conditions | Yield |
---|---|
With aluminum tri-bromide; [bis(acetoxy)iodo]benzene In acetonitrile at 23℃; | 92% |
With bromine; acetic acid |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine In 1,4-dioxane at 110℃; for 16h; Glovebox; Sealed tube; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
With potassium carbonate In acetonitrile at 20 - 60℃; | 91% |
4-bromo-1-naphthol
Conditions | Yield |
---|---|
With palladium diacetate; potassium carbonate; triphenylphosphine In 1,4-dioxane at 110℃; for 16h; Glovebox; Sealed tube; Inert atmosphere; | 91% |
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