Dayangchem's 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. DayangChem can provide different quantities
Cas:33543-55-4
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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:33543-55-4
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inquiryWith our good experience, we offer detailed technical support and advice to assist customers. We communicate closely with customers to establish their quality requirements. Consistent Quality Our plant has strict quality control in each manufacturin
Cas:33543-55-4
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
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:33543-55-4
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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
Cas:33543-55-4
Min.Order:10 Kilogram
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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:33543-55-4
Min.Order:1 Gram
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inquiryChemlyte 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
Cas:33543-55-4
Min.Order:100 Gram
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inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:33543-55-4
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inquiryp-Nitrophenoxyamine Basic information Product Name: p-Nitrophenoxyamine Synonyms: p-Nitrophenoxyamine;O-(4-nitrophenyl)hydroxylaMine;O-(4-Nitroph
Cas:33543-55-4
Min.Order:1 Metric Ton
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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 powd
Cas:33543-55-4
Min.Order:1 Kilogram
FOB Price: $50.0 / 100.0
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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:33543-55-4
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:33543-55-4
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:33543-55-4
Min.Order:1 Gram
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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:33543-55-4
Min.Order:1 Metric Ton
FOB Price: $1.5
Type:Trading Company
inquiryProduct name: O-(4-nitrophenyl) hydroxylamine. English synonym: pMaiNitrophenoxyamineX O- (4-nitrophenyl) hydroxylaMineChemicalbook;O- (4-Nitrophenyl). CAS: 33543-55-4. Molecular formula: C6H6N2O3. Molecular weight: 154.124. External view
Cas:33543-55-4
Min.Order:10 Gram
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:33543-55-4
Min.Order:1 Metric Ton
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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
Cas:33543-55-4
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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
O-(4-NITROPHENYL)HYDROXYLAMINEAppearance:detailed see specifications Storage:Keep away of light, cool place Package:25kg/drum;200kg/drum Application:An important raw material and intermediate used in Organic Synthesis, Pharmaceuticals Transportation:
Cas:33543-55-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support
Cas:33543-55-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe are a trading company aiming at providing high-quality services to customers. Established for many years, with good reputation in the industry Storage:Sealed and preserved Application:Fine chemical intermediates, used as the main raw material for
Cas:33543-55-4
Min.Order:0
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Type:Lab/Research institutions
inquiryBest quality with low price Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai
Cas:33543-55-4
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryWe product this chemical more than 10 years . We are very experience to export it to many countries, Our superior & stable quality , competitive price gain warm reception from our customers.Appearance:Off white to white solid Application:Pharm inte
*stable and better quality products*efficient and meticulous servicesAppearance:Powder Storage:Store in dry, cool and ventilated place Package:10G/bottle 1kg/tin 5kg/tin 25kg/carton Application:Biology reagent Transportation:By sea By air By courier
Stable supply of goods and provision of high-quality services Application:As raw materials in the field of medicine and biology
Cas:33543-55-4
Min.Order:0
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Type:Trading Company
inquiryfactory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
1.Professional synthesis laboratory and production base. 2.Strong synthesis team and service team. 3.Professional data management system. 4.We provide the professional test date and product information ,ex. HNMR ,CNMR,FNMR, HPLC/G
Cas:33543-55-4
Min.Order:10 Milligram
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Type:Lab/Research institutions
inquiryp-Nitrophenoxyamine Basic information Product Name: p-Nitrophenoxyamine Synonyms: p-Nitrophenoxyamine;O-(4-nitrophenyl)hydroxylaMine CAS:
Cas:33543-55-4
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryPrice, service, company and transport advantage: 1. Best service, place of origin China, high quality, and reasonable price. 2. It's customers' right to choose the package (EMS, DHL, FEDEX, UPS). 3. It's customers' right
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Min.Order:0
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Type:Trading Company
inquiryBetterbiochem is specialized in APIs, pharmaceutical intermediates & fine chemicals. 1. The best quality, competitive price. 2. The best service before or after shipment. 3. Rich experience in export operation. 4. Rich experience in
Cas:33543-55-4
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryethyl O-(4-nitrophenyl)acetohydroxamate
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Stage #1: ethyl O-(4-nitrophenyl)acetohydroxamate With hydrogenchloride; water at 25 - 32℃; for 1h; Stage #2: With sodium hydroxide In water at 33℃; Product distribution / selectivity; | 99.9% |
Stage #1: ethyl O-(4-nitrophenyl)acetohydroxamate With hydrogenchloride; water at 25 - 32℃; for 1.83333h; Stage #2: With sodium hydroxide In water at 33℃; | 99.9% |
Stage #1: ethyl O-(4-nitrophenyl)acetohydroxamate With hydrogenchloride; water In acetonitrile at 25 - 30℃; for 2h; Stage #2: With sodium hydroxide In water; acetonitrile | 94% |
4-nitro-phenol
O-(p-nitrophenyl)benzohydroximoyl chloride
A
p-nitrophenoxyamine
B
p-nitrophenylbenzoate
Conditions | Yield |
---|---|
With antimonypentachloride In benzene at 180℃; for 5h; | A 73% B 80 % Chromat. |
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With hydrazine hydrate In dichloromethane Substitution; Heating; | 72% |
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With hydrogenchloride; water at 20℃; for 2.83333h; Sonication; | 72% |
4-nitro-phenol
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Stage #1: 4-nitro-phenol With potassium tert-butylate In methanol Stage #2: With mesitylenesulfonylhydroxylamine In N,N-dimethyl-formamide at 0℃; for 0.5h; | 57% |
Stage #1: 4-nitro-phenol With sodium methylate In methanol at 20℃; for 0.5h; Inert atmosphere; Stage #2: With mesitylenesulfonylhydroxylamine In dichloromethane at 0℃; for 1h; Inert atmosphere; Cooling with ice; |
4-Fluoronitrobenzene
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Stage #1: 4-Fluoronitrobenzene With tert-Butyl N-hydroxycarbamate; potassium hydroxide In ethanol at 23 - 60℃; for 72h; Inert atmosphere; Stage #2: With trifluoroacetic acid In 4-(dicyanomethylene)-2-methyl-6-(p-dimethylaminostyryl)-4H-pyran at 23℃; | 52% |
Multi-step reaction with 2 steps 1: 92 percent / K2CO3 / dimethylformamide / 50 °C 2: 72 percent / hydazine monohydrate / CH2Cl2 / Heating View Scheme | |
Multi-step reaction with 2 steps 1: 53 percent / potassium hydroxide / ethanol / 6 h / Ambient temperature 2: 41 percent / trifluoromethanesulfonic acid / dioxane; H2O / 4 h / Ambient temperature View Scheme |
ethyl O-(4-nitrophenyl)acetohydroxamate
A
4-nitro-phenol
B
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With hydrogenchloride; water at 20℃; for 2.33333h; Sonication; | A n/a B 50% |
A
4-nitro-phenol
B
p-nitrophenoxyamine
C
p-nitrophenylbenzoate
D
5-nitro-2-phenylbenzo[d]oxazole
Conditions | Yield |
---|---|
With benzonitrile at 180℃; for 72h; | A 26.5% B n/a C 13% D 35% |
benzonitrile
A
4-nitro-phenol
B
p-nitrophenoxyamine
C
p-nitrophenylbenzoate
D
5-nitro-2-phenylbenzo[d]oxazole
Conditions | Yield |
---|---|
at 180℃; for 72h; Further byproducts given; | A 26.5% B n/a C 13% D 35% |
benzonitrile
A
p-nitrophenoxyamine
B
p-nitrophenylbenzoate
C
5-nitro-2-phenylbenzo[d]oxazole
D
benzamide
Conditions | Yield |
---|---|
at 180℃; for 72h; Further byproducts given; | A n/a B 13% C 35% D 0.032 g |
N-Boc-O-(4-nitrophenyl)hydroxylamine
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With trifluoroacetic acid | |
With trifluoroacetic acid In dichloromethane |
O-(p-nitrophenyl)benzohydroximoyl chloride
A
p-nitrophenoxyamine
B
p-nitrophenylbenzoate
Conditions | Yield |
---|---|
With 4-nitro-phenol; antimonypentachloride In benzene at 180℃; for 5h; | A 73 % Chromat. B 80 % Chromat. |
p-nitrophenyl benzohydroxamate
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: SOCl2 / 3 h / Heating 2: 73 percent Chromat. / p-nitrophenol, SbCl5 / benzene / 5 h / 180 °C View Scheme |
methoxybenzene
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 25.4 percent / 5 h / 180 °C 2: 73 percent / SbCl5 / benzene / 5 h / 180 °C View Scheme |
4-chlorobenzonitrile
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 65 percent / t-BuOK / dimethylformamide / 0.5 h / 0 °C 2: 70 percent / HClO4 / H2O / 2 h / 0 °C View Scheme | |
Multi-step reaction with 3 steps 1: potassium hydroxide / N,N-dimethyl-formamide / 24 h / 10 - 20 °C 2: hydrogenchloride / acetonitrile; water / 2 h / 20 °C 3: sodium hydroxide / water; dichloromethane View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / N,N-dimethyl-formamide / 30 - 42 °C / Sonication 2: hydrogenchloride; water / 2.33 h / 20 °C / Sonication View Scheme |
5-chloro-2-nitrotrifluoromethylbenzene
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: sodium hydroxide / N,N-dimethyl-formamide / 1.5 h / 30 °C / Sonication 2: hydrogenchloride; water / 2.83 h / 20 °C / Sonication View Scheme |
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With methanol; hydrazine hydrate In chloroform at 20℃; |
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With sodium hydroxide In dichloromethane; water | 45.5 g |
Conditions | Yield |
---|---|
With trifluoroacetic acid In ethanol at 20℃; | 100% |
p-nitrophenoxyamine
acetophenone
1-phenylethan-1-one O-(4-nitrophenyl) oxime
Conditions | Yield |
---|---|
With trifluoroacetic acid In ethanol at 20℃; | 100% |
Conditions | Yield |
---|---|
at 50℃; for 24h; Sealed tube; Acidic conditions; | 93% |
p-nitrophenoxyamine
benzaldehyde
(E)-benzaldehyde O-(4-nitrophenyl)oxime
Conditions | Yield |
---|---|
In ethanol at 20℃; | 90% |
With hydrogenchloride In ethanol Heating; |
1-(4-hydroxy-phenyl)-heptane-1,3-dione
p-nitrophenoxyamine
1-(4-hydroxyphenyl)heptane-1,3-dione-3-[O-(4-nitrophenyl)oxime]
Conditions | Yield |
---|---|
With acetic acid at 20℃; for 3h; Product distribution / selectivity; | 88% |
1-(4-hydroxy-phenyl)-heptane-1,3-dione
p-nitrophenoxyamine
1-(4-hydroxy-phenyl)-heptane-1,3-dione 3-[O-(4-nitro-phenyl)-oxime]
Conditions | Yield |
---|---|
In acetic acid at 20℃; for 3h; Product distribution / selectivity; | 88% |
With acetic acid at 20℃; Industry scale; | 88% |
With acetic acid In dichloromethane at 20℃; for 16h; Product distribution / selectivity; | 85% |
With acetic acid In water at 0℃; for 0.25h; Product distribution / selectivity; | |
In dichloromethane at 20℃; for 16h; Product distribution / selectivity; |
1-(4-hydroxy-phenyl)-heptane-1,3-dione
p-nitrophenoxyamine
2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran
Conditions | Yield |
---|---|
With acetic acid at 70 - 100℃; for 25h; Product distribution / selectivity; | 80% |
In acetic acid at 70 - 100℃; for 25h; Product distribution / selectivity; | 80% |
With acetic acid at 70 - 100℃; for 17h; Product distribution / selectivity; | 80% |
With hydrogen bromide; acetic acid at 20℃; for 1h; |
2,4-dinitrobenzaldehyde
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With hydrogenchloride Condensation; | 70% |
With hydrogenchloride In water | 68% |
1-(4-methoxyphenyl)-1,3-heptanedione
p-nitrophenoxyamine
(2-butyl-5-nitrobenzofuran-3-yl)(4-methoxyphenyl)methanone
Conditions | Yield |
---|---|
With acetic acid at 70 - 100℃; for 17h; | 70% |
With acetic acid at 70 - 100℃; for 17h; Product distribution / selectivity; | 70% |
Conditions | Yield |
---|---|
With hydrogenchloride | 68% |
Conditions | Yield |
---|---|
at 60℃; for 24h; Sealed tube; Acidic conditions; | 67% |
1-cyclopropyl-6,7-difluoro-8-methoxyquinazoline-2,4(1H,3H)-dione
p-nitrophenoxyamine
A
3-amino-1-cyclopropyl-6,7-difluoro-8-methoxy-1H-quinazoline-2,4-dione
Conditions | Yield |
---|---|
Stage #1: 1-cyclopropyl-6,7-difluoro-8-methoxyquinazoline-2,4(1H,3H)-dione With sodium hydride In 1,4-dioxane; N,N-dimethyl-formamide; mineral oil at 2 - 72℃; Stage #2: p-nitrophenoxyamine In 1,4-dioxane; N,N-dimethyl-formamide; mineral oil at 72℃; for 20h; Reagent/catalyst; Temperature; Time; | A 65% B n/a |
1-(4-benzyloxyphenyl)-heptane-1,3-dione
p-nitrophenoxyamine
2-n-butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran
Conditions | Yield |
---|---|
With hydrogen bromide; acetic acid at 20℃; for 6h; Product distribution / selectivity; | 59% |
1-cyclopropyl-6,7-difluoro-8-methoxyquinazoline-2,4(1H,3H)-dione
p-nitrophenoxyamine
3-amino-1-cyclopropyl-6,7-difluoro-8-methoxy-1H-quinazoline-2,4-dione
Conditions | Yield |
---|---|
With potassium carbonate In 1,4-dioxane; N,N-dimethyl-formamide at 70 - 72℃; for 20h; | 57% |
(3E)-4-phenyl-3-buten-1-ol
p-nitrophenoxyamine
Conditions | Yield |
---|---|
Stage #1: (3E)-4-phenyl-3-buten-1-ol; p-nitrophenoxyamine In 2,2,2-trifluoroethanol for 0.25h; Inert atmosphere; Stage #2: With bis{rhodium[3,3'-(1,3-phenylene)bis(2,2-dimethylpropanoic acid)]} In 2,2,2-trifluoroethanol at 20 - 65℃; for 76.5h; Inert atmosphere; | 55% |
p-nitrophenoxyamine
methoxybenzene
A
4-nitro-phenol
B
2-methoxy-phenylamine
C
4-methoxy-aniline
Conditions | Yield |
---|---|
trifluoroacetic acid at 35 - 40℃; for 20h; Mechanism; | A 49% B 2.5% C 2.5% |
p-nitrophenoxyamine
Conditions | Yield |
---|---|
With potassium nitrite; iodosylbenzene In methanol at 0℃; for 0.166667h; | 41% |
Indole-3-carboxaldehyde
p-nitrophenoxyamine
Conditions | Yield |
---|---|
In ethanol at 20℃; | 40% |
p-nitrophenoxyamine
4-chlorobenzaldehyde
O-(4-Nitrophenyl)-4-chlorbenzaldoxim
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