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:495-18-1
Min.Order:1 Kilogram
FOB Price: $3.0
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
Our 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:495-18-1
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryOur advantages: 1. All inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. Reasonable & competitive price, fast lead time. 5. Sample is available for your eva
Cas:495-18-1
Min.Order:1 Kilogram
FOB Price: $9.0 / 99.0
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:495-18-1
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiry1.No Less 8 years exporting experience. Clients 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 Specialized
Cas:495-18-1
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryBenzohydroxamic acid CAS:495-18-1 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 inter
Cas:495-18-1
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:495-18-1
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
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
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:495-18-1
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
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 o
Cas:495-18-1
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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
Zhenyu 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:495-18-1
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryAppearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea
Superior quality, moderate price & quick delivery. Appearance:brownish crystalline powder Storage:stored in a cool, dry and ventilated place to provent sun and rain Package:10g/bag,or as per your request. Application:Used in organic synthes
Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai
Cas:495-18-1
Min.Order:0
Negotiable
Type:Lab/Research institutions
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
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
Name: Benzohydroxamic acid CAS: 495-18-1 Molecular Formula: C7H7NO2 Molecular Weight: 137.14 Application:V
Cas:495-18-1
Min.Order:0 Metric Ton
Negotiable
Type:Trading Company
inquiryAcmec 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:495-18-1
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
high purity Storage:normal temperature Package:DRUM Application:mainly for medical use for R&Dpurpose use only Transportation:AIR,SEA Port:BEIJING,SHANGHAI,TIANJIN,SHENZHEN
1. 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
We 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. Application:Pharm intermediate
We are committed to providing our customers with the best products and services at the most competitive prices.Appearance:powder Storage:Room temperature with sealed well Package:according to the clients requirement Application:Use as primary and sec
Benzohydroxamic acid cas 495-18-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; sodium hydrogencarbonate In water; ethyl acetate at 20℃; for 0.0833333h; | 99% |
With hydroxylamine hydrochloride; sodium carbonate In diethyl ether; water at 0℃; for 1h; | 91.3% |
With hydroxylamine hydrochloride; sodium carbonate In diethyl ether; water at 0℃; | 91% |
Conditions | Yield |
---|---|
Stage #1: benzoic acid methyl ester With hydroxylamine hydrochloride; sodium hydroxide at 40 - 50℃; for 4h; Stage #2: With sulfuric acid at 10℃; | 98.3% |
With hydroxylamine sulfate; sodium hydroxide In water for 2h; Reagent/catalyst; Solvent; Milling; | 96.15% |
With hydroxylamine hydrochloride; potassium hydroxide In methanol at 20℃; for 12h; pH=10; | 90% |
5,5-dimethyl-3-phenyl-<1,4,2>-diaoxazole
Benzohydroxamic acid
Conditions | Yield |
---|---|
With Nafion-H In isopropyl alcohol for 30h; Heating; | 98% |
Conditions | Yield |
---|---|
With polymer-bound N-hydroxybenzenesulfonamide; sodium methylate In tetrahydrofuran; methanol at 20℃; for 7h; Angeli-Rimini's reaction; | 97% |
With menadione; hydroxylamine hydrochloride; water; silver nitrate; triethylamine In tetrahydrofuran; ethanol at 20℃; for 0.5h; Angeli-Rimini Hydroxamic Synthesis; Irradiation; Green chemistry; | 85% |
Multi-step reaction with 2 steps 1: [bis(acetoxy)iodo]benzene / acetonitrile / 1 h / 0 °C / Inert atmosphere 2: hydroxylamine / acetonitrile; water / 12 h / 20 °C / Inert atmosphere View Scheme | |
Multi-step reaction with 2 steps 1: N-chloro-succinimide; thio-xanthene-9-one / acetonitrile / 7 h / 20 °C / Irradiation 2: potassium carbonate; hydroxylamine hydrochloride / dichloromethane / 16 h / 20 °C View Scheme |
Conditions | Yield |
---|---|
With 4-methyl-morpholine; 1,3,5-trichloro-2,4,6-triazine; hydroxylamine hydrochloride; dmap In dichloromethane at 0 - 20℃; | 95% |
Stage #1: benzoic acid With acetic anhydride for 0.0833333h; Stage #2: With hydroxylamine hydrochloride for 0.75h; Reagent/catalyst; | 95.81% |
With N-Bromosuccinimide; hydroxylamine hydrochloride; triphenylphosphine In triethylamine; acetonitrile at 20℃; for 2h; Mitsunobu reaction; | 92% |
Conditions | Yield |
---|---|
With methylamine In methanol for 2h; Irradiation; | 91% |
With methylamine In methanol Irradiation; | 91% |
With methylamine In methanol Quantum yield; Irradiation; | |
With sulfuric acid |
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; potassium hydroxide In methanol Reagent/catalyst; Concentration; | 91% |
With potassium hydroxide; hydroxylamine hydrochloride In pyridine at 20℃; for 6h; Condensation; | 80% |
With potassium hydroxide; hydroxylamine hydrochloride In methanol for 36h; Ambient temperature; | 77% |
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; triethylamine In tetrahydrofuran at 20℃; for 16h; | 91% |
2-benzoyl-4,5-dichloropyridazin-3(2H)-one
Benzohydroxamic acid
Conditions | Yield |
---|---|
With Amberlite(R) IRA-67 In acetonitrile at 20℃; for 0.833333h; | 90% |
Benzohydroxamic acid
Conditions | Yield |
---|---|
With potassium hydroxide; hydroxylamine In methanol at 20℃; for 12h; pH=10; | 90% |
tert-butyl benzoyl((tert-butyldimethylsilyl)oxy)carbamate
Benzohydroxamic acid
Conditions | Yield |
---|---|
With cesium fluoride; trifluoroacetic acid In dichloromethane at 0℃; for 6h; | 85% |
Conditions | Yield |
---|---|
Stage #1: benzyl alcohol With 1-hydroxy-pyrrolidine-2,5-dione; [bis(acetoxy)iodo]benzene In acetonitrile at 0 - 20℃; for 3h; Inert atmosphere; Green chemistry; Stage #2: With hydroxylamine In water; acetonitrile at 20℃; for 12h; Reagent/catalyst; Inert atmosphere; Green chemistry; | 82% |
Benzohydroxamic acid
Conditions | Yield |
---|---|
With trifluoroacetic acid In dichloromethane at 0℃; for 18h; | 80.6% |
N-hydroxy-N-(1,1-dimethylethyl)benzamide
A
diethyl sulphite
B
Benzohydroxamic acid
C
benzoic acid ethyl ester
D
benzohydroximoyl chloride
Conditions | Yield |
---|---|
With thionyl chloride; ethanol In tetrachloromethane Product distribution; other solvent; | A n/a B 8% C 4% D 78% |
N-hydroxy-N-(1,1-dimethylethyl)benzamide
A
Benzohydroxamic acid
B
benzoic acid ethyl ester
C
benzohydroximoyl chloride
Conditions | Yield |
---|---|
With thionyl chloride; ethanol 1.) CCl4, -30 deg C, 5 h; 2.) room temp., 2 h; Yield given. Multistep reaction; | A n/a B 4% C 78% |
With thionyl chloride; ethanol 1.) CCl4, -30 deg C, 5 h; 2.) room temp., 2 h; Yield given. Multistep reaction; | A 8% B 4% C n/a |
benzoic acid ethyl ester
hydroxylamine hydrochloride
Benzohydroxamic acid
Conditions | Yield |
---|---|
Stage #1: hydroxylamine hydrochloride With sodium hydroxide In water for 0.25h; Stage #2: benzoic acid ethyl ester With hydrogenchloride In ethanol at 40℃; for 72h; pH=2; | 78% |
Conditions | Yield |
---|---|
With [hydroxy(tosyloxy)iodo]benzene In chloroform at 20 - 60℃; for 2.16667h; | 76% |
With [hydroxy(tosyloxy)iodo]benzene In dimethyl sulfoxide at 20 - 80℃; for 1.5h; |
potassium benzohydroxamate
Benzohydroxamic acid
Conditions | Yield |
---|---|
With acetic acid Heating; | 75% |
N-(acetyloxy)-N-(((4-methylphenyl)methyl)oxy)benzamide
A
4-Methylbenzyl alcohol
B
Benzohydroxamic acid
C
4-methylbenzyl benzoate
D
benzaldehyde
E
benzoic acid anhydride
F
benzoic acid
Conditions | Yield |
---|---|
With sulfuric acid; water-d2 In [D3]acetonitrile at 34.9℃; Rate constant; var. conc. of sulfuric acid; | A 54% B 1% C 18% D 4% E 6% F 68% |
2-nitrobenzyl benzohydroxamate
A
Benzohydroxamic acid
B
benzamide
C
2-nitro-benzaldehyde
Conditions | Yield |
---|---|
In water; acetonitrile Photolysis; | A 45% B 37% C 40% |
O-2-tetrahydro-2H-pyranhydroxylamine
p-nitrophenylbenzoate
A
O-(tetrahydro-2-pyranyl)benzohydroxamic acid
B
Benzohydroxamic acid
Conditions | Yield |
---|---|
With acetic acid In toluene at 115℃; under 4500.45 Torr; for 0.216667h; Microwave irradiation; | A 41% B n/a |
4-acetyl-1-benzoyl-3-methyl-1H-pyrazole
A
Benzohydroxamic acid
Conditions | Yield |
---|---|
With hydroxylamine hydrochloride; sodium carbonate In ethanol; water at 40℃; for 1h; | A 28% B 22% C 37% |
N-benzyloxy benzamide
A
N-phenyl benzoyl amide
B
Benzohydroxamic acid
C
benzaldehyde
D
1,1'-(1,2-ethanediyl)bisbenzene
E
benzoic acid
Conditions | Yield |
---|---|
In acetone at 25℃; for 20h; Product distribution; Mechanism; Irradiation; | A 25% B 10% C 15% D 10% E 15% |
p-nitrobenzyl N-acetoxybenzogydroxamate
A
4-nitrobenzyl chloride
B
Benzohydroxamic acid
C
4-nitrobenzyl benzoate
D
benzaldehyde
E
benzoic acid
Conditions | Yield |
---|---|
With sulfuric acid; water-d2 In [D3]acetonitrile at 34.9℃; Rate constant; var. conc. of sulfuric acid; | A 22% B n/a C 25% D 16% E 23% |
Conditions | Yield |
---|---|
With alkali |
tetrachloromethane
N-(benzoyloxy)benzamide
A
Benzohydroxamic acid
B
benzoic acid
dibenzylidene-diazoxane-N-oxide
Benzohydroxamic acid
Conditions | Yield |
---|---|
With potassium hydroxide |
Conditions | Yield |
---|---|
With caro's acid |
Conditions | Yield |
---|---|
With methanol; hydroxylamine at 40 - 50℃; |
Conditions | Yield |
---|---|
With ethanol; hydroxylamine |
Benzohydroxamic acid
bis(trimethylsilyl)benzohydroxamic acid
mono(trimethylsilyl)benzohydroxamic acid
Conditions | Yield |
---|---|
In tetrahydrofuran at 20℃; for 24h; | 100% |
Benzohydroxamic acid
bis(trimethylsilyl)benzohydroxamic acid
bis(diphenyl)urea
Conditions | Yield |
---|---|
at 100℃; for 1.5h; | 100% |
Benzohydroxamic acid
Conditions | Yield |
---|---|
With sodium periodate In dichloromethane; water; N,N-dimethyl-formamide for 2h; | 100% |
Conditions | Yield |
---|---|
With tetrabutylammonium periodite In chloroform; N,N-dimethyl-formamide at 20℃; for 3h; | 100% |
1-(methoxycarbonyl)-1,2-dihydropyridine
Benzohydroxamic acid
methyl 3-benzoyl-2-oxa-3,5-diazabicyclo<2.2.2>oct-7-ene-5-carboxylate
Conditions | Yield |
---|---|
With tetrapropylammonium periodate In dichloromethane at 0℃; for 1h; | 99% |
Cyclohepta-1,3-diene
Benzohydroxamic acid
N-benzoyl-8-oxa-9-azabicyclo<3.2.2>non-6-ene
Conditions | Yield |
---|---|
With tetramethylammonium metaperiodate In chloroform; N,N-dimethyl-formamide | 99% |
With tetrapropylammonium periodate In chloroform; N,N-dimethyl-formamide for 3.5h; Ambient temperature; | 85% |
Conditions | Yield |
---|---|
Stage #1: Benzohydroxamic acid With 4-methyl-morpholine; 1,3,5-trichloro-2,4,6-triazine In dichloroethane at 0℃; for 1.5h; Lossen rearrangement; Inert atmosphere; Stage #2: aniline In dichloroethane at 0 - 84℃; for 15h; Lossen rearrangement; Inert atmosphere; | 99% |
Stage #1: Benzohydroxamic acid With ethyl 2-cyano-2-(4-nitrophenylsulfonyloxyimino)acetate; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 0℃; for 1.5h; Lossen Rearrangement; Stage #2: aniline In tetrahydrofuran at 20℃; for 4h; Lossen Rearrangement; | 83% |
Stage #1: Benzohydroxamic acid With ethyl 2-(tert-butoxycarbonyloxyimino)-2-cyanoacetate; N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; for 0.25h; Green chemistry; Stage #2: aniline In dichloromethane for 6h; Lossen Rearrangement; Green chemistry; chemoselective reaction; | 82% |
Stage #1: Benzohydroxamic acid With 2-chloro-1,3-dimethylimidazolinium chloride; triethylamine In dichloromethane at 20℃; for 15h; Rearrangement; Stage #2: aniline In dichloromethane at 20℃; for 4h; Addition; | 66% |
Conditions | Yield |
---|---|
With sodium acetate In water at 20℃; for 2h; Reagent/catalyst; Time; Temperature; Solvent; | 99% |
Conditions | Yield |
---|---|
With sodium acetate In water at 20℃; for 2h; | 99% |
Conditions | Yield |
---|---|
In water addn. of ligand in warm water to CuSO4*5H2O; (pptn.), standing for 6 h; filtration, washing (warm water), drying (vac., over P2O5); elem. anal.; | 98.5% |
Benzohydroxamic acid
cyclohexa-1,3-diene
3-benzoyl-2,3-oxazabicyclo<2.2.2>oct-5-ene
Conditions | Yield |
---|---|
With bis-[(trifluoroacetoxy)iodo]benzene In dichloromethane at 20℃; for 1h; Reagent/catalyst; Solvent; Diels-Alder Cycloaddition; Inert atmosphere; | 98% |
With tert.-butylhydroperoxide; tetra-(n-butyl)ammonium iodide In dichloromethane at 20℃; for 18h; Catalytic behavior; Reagent/catalyst; Solvent; Diels-Alder Cycloaddition; Inert atmosphere; Green chemistry; | 98% |
With chlorobis(cyclooctene)-iridium(I) dimer; dihydrogen peroxide In tetrahydrofuran; water at 0 - 20℃; for 20h; | 90% |
Benzohydroxamic acid
crotonaldehyde
2-Benzoyl-3-methyl-5-hydroxyisoxazolidine
Conditions | Yield |
---|---|
With TEAE-cellulose In methanol at 20℃; for 16h; | 98% |
With diethylaminoethylcellulose at 0 - 20℃; | 98% |
With diethylaminoethyl sephacel In dichloromethane; water for 2h; | 65% |
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