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:3665-51-8
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:3665-51-8
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:3665-51-8
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiry1.In No Less 10 years exporting experience. you 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 Specializ
Cas:3665-51-8
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2-Hydroxy-3-naphtoamide CAS:3665-51-8 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 organic in
Cas:3665-51-8
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:3665-51-8
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
Cas:3665-51-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance:/ Storage:Room temperature Package:25kg/drum Application:intermediate Transportation:Express/Sea/Air Port:Any port in china
Cas:3665-51-8
Min.Order:1 Kilogram
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
Zibo 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:3665-51-8
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiryOur Advantages A. International Top level TechnologyOur company owned biomedicine experts are famous at home and abroad with rich experience in research and development in the field of efficient chiral functional molecules research and development an
factory?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:3665-51-8
Min.Order:1 Kilogram
FOB Price: $18.0 / 20.0
Type:Trading Company
inquiryHangzhou Fanda Chemical Co.,Ltd (FandaChem) , a China-based chemical company, specialize in exporting COUPLER AP, 2-Hydroxy-3-naphtoamide CAS:3665-51-8, Please contact us by email freely. We are leading exporter in China. If you rea
Cas:3665-51-8
Min.Order:0 Metric Ton
Negotiable
Type:Other
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:3665-51-8
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:3665-51-8
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
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
GOLDEN 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:3665-51-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
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:3665-51-8
Min.Order:1 Metric Ton
FOB Price: $1.0
Type:Trading Company
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
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
Jinhua huayi chemical co., ltd. is dedicated to the development, production and marketing of chemicals. On the basis of equality and mutual benefit, and under the principle of customer first, credit first, quality first, we are ready to join hands
Cas:3665-51-8
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryR & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates
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
1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re
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:3665-51-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry1. Product advantages? High purity, all above 98.5%, no impurities after dissolution? We will test each batch to ensure quality? OEM and private brand services designed for free? Various cap colors available? We can also provide MT1 peptide powder2.
Ansciep 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
Cas:3665-51-8
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry3-acetoxy-2-naphthoyl chloride
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
With ammonium hydroxide In dichloromethane for 24h; Ambient temperature; | 95% |
Conditions | Yield |
---|---|
With phosphoric acid; urea at 180℃; for 2h; | 90% |
With thionyl chloride; N,N-dimethyl-formamide In dichloromethane for 1h; | 72% |
Multi-step reaction with 2 steps 1: HCl 2: alcoholic ammonia / 170 °C / im geschlossenen Rohr View Scheme | |
Multi-step reaction with 5 steps 1: concentrated sulfuric acid 2: thionyl chloride; benzene / Einleiten von Ammoniak in das Reaktionsgemisch 3: thionyl chloride 4: methanolic KOH-solution 5: concentrated sulfuric acid / 0 °C View Scheme |
3-hydroxy-2-naphthonitrile
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
With sulfuric acid at 0℃; |
Conditions | Yield |
---|---|
With ammonia at 170℃; im geschlossenen Rohr; | |
With ammonium sulfite; ammonia at 125℃; im geschlossenen Rohr; |
Conditions | Yield |
---|---|
With ammonia; benzene |
3-methoxy-[2]naphthoic acid amide
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
With hydrogen bromide; acetic acid |
3-methoxy-2-naphthonitrile
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
With hydrogen bromide; acetic acid |
Conditions | Yield |
---|---|
With phosphoric acid |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 97 percent / oxalyl chloride, DMF / toluene / 1 h / Ambient temperature 2: 95 percent / conc. NH4OH / CH2Cl2 / 24 h / Ambient temperature View Scheme | |
Multi-step reaction with 4 steps 1: thionyl chloride; benzene / Einleiten von Ammoniak in das Reaktionsgemisch 2: thionyl chloride 3: methanolic KOH-solution 4: concentrated sulfuric acid / 0 °C View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: 82 percent / conc. H2SO4 / 0.08 h / Heating 2: 97 percent / oxalyl chloride, DMF / toluene / 1 h / Ambient temperature 3: 95 percent / conc. NH4OH / CH2Cl2 / 24 h / Ambient temperature View Scheme |
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: methanolic KOH-solution 2: concentrated sulfuric acid / 0 °C View Scheme |
3-carbamoylnaphthalen-2-yl acetate
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
Multi-step reaction with 3 steps 1: thionyl chloride 2: methanolic KOH-solution 3: concentrated sulfuric acid / 0 °C View Scheme |
oxalyl dichloride
3-acetoxy-2-naphthoic acid
3-hydroxy-2-naphthalenecarboxamide
Conditions | Yield |
---|---|
In dichloromethane; N,N-dimethyl-formamide; toluene |
Conditions | Yield |
---|---|
With ammonia In methanol at 60℃; for 24h; Sealed tube; |
Conditions | Yield |
---|---|
With triethylamine In dimethyl sulfoxide at 10℃; for 0.5h; | 96% |
With alkali |
3-hydroxy-2-naphthalenecarboxamide
4-Methoxycarbonylbenzoyl chloride
C20H15NO5
Conditions | Yield |
---|---|
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 20℃; for 24h; | 94% |
3-hydroxy-2-naphthalenecarboxamide
cyclohexanone
spiro[cyclohexane-1,2'-naphtho[2,3-e][1,3]oxazin]-4'(3'H)-one
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 92% |
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 130℃; for 2h; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 91% |
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 88% |
3-hydroxy-2-naphthalenecarboxamide
4-tert-amylcyclohexanone
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 85% |
3-hydroxy-2-naphthalenecarboxamide
cyclopentanone
spiro[cyclopentane-1,2'-naphtho[2,3-e][1,3]oxazin]-4'(3'H)-one
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 80% |
3-hydroxy-2-naphthalenecarboxamide
acetic anhydride
3-carbamoylnaphthalen-2-yl acetate
Conditions | Yield |
---|---|
With pyridine at 20℃; | 80% |
With pyridine for 0.5h; Ambient temperature; | 74% |
Conditions | Yield |
---|---|
With p-toluenesulfonic acid monohydrate In toluene for 8h; Reflux; | 78% |
3-hydroxy-2-naphthalenecarboxamide
salicylic acid
2-(3-hydroxynaphthalen-2-yl)-4H-benzo[e][1,3]oxazin-4-one
Conditions | Yield |
---|---|
With pyridine; thionyl chloride In 5,5-dimethyl-1,3-cyclohexadiene for 4.5h; | 53% |
3-hydroxy-2-naphthalenecarboxamide
N-[(4,8-dimethoxyquinoline-2-yl)carbonyl]-4-piperidone
1'-[(4,8-dimethoxyquinolin-2-yl)carbonyl]spiro[2H-naphtho[2,3-e]-1,3-oxazin-2,4'-piperidin]-4-(3H)-one
Conditions | Yield |
---|---|
With morpholine In methanol; toluene for 20h; Reflux; | 27% |
1-bromo-butane
3-hydroxy-2-naphthalenecarboxamide
3-butoxy-[2]naphthoic acid amide
3-hydroxy-2-naphthalenecarboxamide
3-(4,5-dihydro-1H-imidazol-2-yl)-naphthalen-2-ol
Conditions | Yield |
---|---|
With ethylenediamine at 180℃; |
3-hydroxy-2-naphthalenecarboxamide
chloroformic acid ethyl ester
2H-Naphtho<2,3-e>-1,3-oxazin-2,4(3H)-dion
Conditions | Yield |
---|---|
With pyridine |
3-hydroxy-2-naphthalenecarboxamide
acetic anhydride
(3-acetoxy-[2]naphthoyl)-acetyl-amine
3-hydroxy-2-naphthalenecarboxamide
ethyl bromoacetate
(3-carbamoyl-[2]naphthyloxy)-acetic acid
Conditions | Yield |
---|---|
anschliessend Erwaermen mit wss. NaOH; |
3-hydroxy-2-naphthalenecarboxamide
acetyl chloride
3-carbamoylnaphthalen-2-yl acetate
Conditions | Yield |
---|---|
With pyridine |
Conditions | Yield |
---|---|
With alkali |
3-phenyl-propionaldehyde
3-hydroxy-2-naphthalenecarboxamide
2-phenethyl-2,3-dihydro-naphtho[2,3-e][1,3]oxazin-4-one
4-formylphenyl acetate
3-hydroxy-2-naphthalenecarboxamide
2-(4-acetoxy-phenyl)-2,3-dihydro-naphtho[2,3-e][1,3]oxazin-4-one
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