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Cas:97-51-8
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inquiryDayangChem exported this product to many countries and regions at best price. If you are looking for the material's manufacturer or supplier in China, DayangChem is your best choice. Pls contact with us freely for getting detailed product spe
Cas:97-51-8
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inquiryItems Standard Result Assay (Ursolic acid) 98%min 98.22% ----------------------------------------------------------------
Cas:97-51-8
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inquiry1. high purity 2. able to provide COA/HNMR/HPLC 3. High quality 4. low price 5. Best service Appearance:white powder Package:bag/bottle/drum Application:intermediate for pharmaceutical, spice and dyestuff Transportation:common transportation
The 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
We could give you: 1. Best quality in your requirement 2. Competitive price in China market 3. mature Technical support 4. Professional logistic support 5 . Full experience of large numbers containers loading in Chinese sea p
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inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/17.html Product Name 5-Nitrosalicylaldehyde CAS No. 97-51-8
Cas:97-51-8
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inquiry5-Nitrosalicylaldehyde Basic information Product Name: 5-Nitrosalicylaldehyde Synonyms: 2-Hydroxy5-Nitrobenzaldehyae(5-nitrosalicylaldehyde);2-hydroxy-5-nitro-benzaldehyd;5-nitro-salicyl
Cas:97-51-8
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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:97-51-8
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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:97-51-8
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inquiryAppearance:Yellow to orange to brown powder Storage:room temperature Package:25kg/drum Application:5-Nitrosalicylaldehyde is used in the synthetic preparation of coumarin (C755380), an pharmaceutic aid that is found in tonka beans, lavender oil, w
Cas:97-51-8
Min.Order:1 Kilogram
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inquiry1. Guaranteed purity; 2. Large quantity in stock; 3. Largest manufacturer; 4. Best service after shipment with email; 5. High quality & competitive price; Appearance:white or off-white powder Storage:Store in sealed containers
Cas:97-51-8
Min.Order:100 Gram
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Cas:97-51-8
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Cas:97-51-8
Min.Order:1 Gram
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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
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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
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Hangzhou 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
Cas:97-51-8
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inquiryWe are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to provide excellence in researching, manufacturing and drug discovery process. Our
Cas:97-51-8
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inquiryCompany Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments
Cas:97-51-8
Min.Order:1 Gram
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inquiryConditions | Yield |
---|---|
With nitric acid; acetic acid at 20℃; for 6h; | 96% |
With magnesium(II) nitrate hexahydrate; AMA at 20℃; for 0.666667h; Neat (no solvent); regioselective reaction; | 90% |
With Vilsmeier reagent; potassium nitrate In neat (no solvent) at 100℃; under 1500.15 Torr; Reagent/catalyst; Temperature; Microwave irradiation; | 89% |
1,3',3'-trimethyl-6-nitrospiro(indoline-2,2'-[2H]benzopyran)
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With ozone In methanol at -78℃; for 0.0833333h; Oxidation; | 94% |
Conditions | Yield |
---|---|
With phosphorus molybdenum vanadium heteropoly acid based ionic liquid at 85 - 95℃; for 3h; | 92.6% |
With toluene-4-sulfonic acid In ethanol at 78℃; for 2h; | 89.4% |
With trifluoroacetic acid at 70℃; for 6h; Temperature; | 72.5% |
2-hydroxy-5-nitrobenzyl alcohol
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With aluminium trichloride; 1-butyl-4-aza-1-azoniabicyclo[2.2.2]octane chlorochromate In acetonitrile for 1.5h; Heating; | 92% |
With 1-decyl-4-aza-1-azoniabicyclo[2.2.2]octane chlorochromate at 20℃; for 0.133333h; | 92% |
With air; (acryl-TEMPO)-co-(allylamine-treated chlorophyll b-Co(III) complex) immobilized on SiO2-covered Fe3O4 magnetic nanoparticles In water at 25℃; for 0.666667h; | 90% |
Conditions | Yield |
---|---|
With hexamethylenetetramine; trifluoroacetic acid at 85℃; for 15h; Duff Aldehyde Synthesis; | 92% |
Conditions | Yield |
---|---|
With zirconyl nitrate In acetone at 50℃; for 2h; | 91% |
With calcium(II) nitrate In acetic acid for 0.0166667h; microwave irradiation; | 82% |
at 20 - 85℃; for 0.00333333h; microwave irradiation; | 62% |
2-(1-hydroxy-3-phenylprop-2-yn-1-yl)-4-nitrophenol
A
1,4-diphenyl-1,3-butadiyne
B
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With copper(II) acetate monohydrate In N,N-dimethyl-formamide at 110℃; for 5h; Solvent; Temperature; | A 91% B n/a |
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With tetrachlorosilane; silica gel In hexane; water for 0.5h; Heating; | 90% |
acetyloxy(2-acetyloxy-5-nitrophenyl)methyl acetate
A
5-Nitrosalicylaldehyde
B
2-acetoxy-5-nitrobenzaldehyde
Conditions | Yield |
---|---|
With bismuth(III) chloride In chloroform for 0.5h; deprotection; Heating; | A 5% B 80% |
2-hydroxy-5-nitrobenzaldehydephenylhydrazone
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With 3-carboxypyridinium chlorochromate In acetonitrile for 1.5h; Heating; | 77% |
Conditions | Yield |
---|---|
Stage #1: N,N-dimethyl-formamide With trichlorophosphate In acetonitrile at -5℃; for 1h; Stage #2: 4-nitro-phenol With copper(II) nitrate In acetonitrile at 20℃; for 16h; Vilsmeier-Haack Formylation; Stage #3: With water In acetonitrile Kinetics; Mechanism; Catalytic behavior; Reagent/catalyst; Time; Solvent; Temperature; Vilsmeier-Haack Formylation; Heating; | 65% |
2-(1,4-dioxa-5-cyclopentyl)-4-nitrophenol
triphenylphosphine hydrobromide
A
2-(hydroxyethyl)triphenylphosphonium bromide
B
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
In dichloromethane at 50℃; for 0.0833333h; Microwave irradiation; Sealed tube; | A n/a B 61% |
Conditions | Yield |
---|---|
With nitric acid; acetic acid | A n/a B 47% |
With nitric acid; acetic acid at 15℃; Man laesst dann die Temperatur des Gemisches auf 40-45gradC steigen und giesst schnell in Eiswasser. Man kann beiden Aldehyde in Form der Natriumsalze, Bariumsalze, oder durch NaHSO3 trennen.; | |
With water; nitric acid | |
With nitric acid; acetic acid at 15℃; Man laesst dann die Temperatur des Gemisches auf 40-45gradC steigen und giesst schnell in Eiswasser. Man kann die beiden Aldehyde in Form der Natriumsalze, Bariumsalze oder durch NaHSO3 trennen.; | |
With trifluoromethylsulfonic anhydride; ethylammonium nitrate at 0 - 20℃; for 0.5h; Inert atmosphere; | A 42 %Chromat. B 58 %Chromat. |
formaldehyd
4-nitro-phenol
A
1-(methoxymethoxy)-4-nitrobenzene
B
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With triethylamine; magnesium chloride In acetonitrile for 41h; Heating; | A 11% B 12% |
Conditions | Yield |
---|---|
With sodium hydroxide; ethanol anschliessendes Erwaermen; | |
With potassium hydroxide at 25℃; for 15h; Irradiation; or with pyridine; | 3.00 % Chromat. |
With tributyl-amine; sodium hydroxide In ethanol; water at 60℃; for 0.666667h; Reimer-Tiemann Phenol Formylation; Inert atmosphere; |
Conditions | Yield |
---|---|
With chloroform; hexamethylenetetramine Beim Erhitzen des Reaktionsprodukts mit Essigsaeure; |
3,6-dinitro-coumarin
5-Nitrosalicylaldehyde
3,6-dinitro-coumarin
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With ammonia | |
With sodium hydroxide | |
With sodium sulfite |
2-acetoxy-1-diacetoxymethyl-4-nitro-benzene
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With sulfuric acid |
water
nitric acid
salicylaldehyde
A
3-nitrosalicylic aldehyde
B
5-Nitrosalicylaldehyde
nitric acid
salicylaldehyde
acetic acid
A
3-nitrosalicylic aldehyde
B
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
unter guter Kuehlung; |
Conditions | Yield |
---|---|
With water; nitric acid |
acetyloxy(2-acetyloxy-5-nitrophenyl)methyl acetate
water
5-Nitrosalicylaldehyde
isopropyl alcohol
A
5-Nitrosalicylaldehyde
B
3-(hydroxymethyl)-5-methoxy-1,2-dimethyl-1H-indole-4,7-dione
Conditions | Yield |
---|---|
With dinitrogen monoxide In water Kinetics; γ-Irradiation; |
2-methyl-benzyl alcohol
A
3-nitrosalicylic aldehyde
B
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
With perchloric acid; montmorillonite K10 supported ammonium nitrate at 35℃; for 2h; Title compound not separated from byproducts; |
methyl 2-(2-formyl-4-nitrophenoxy)butanoate
A
5-Nitrosalicylaldehyde
B
2-(2-formyl-4-nitrophenoxy)butanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide at 90℃; for 0.5h; |
methyl 2-(2-formyl-4-nitrophenoxy)pentanoate
A
5-Nitrosalicylaldehyde
B
2-(2-formyl-4-nitrophenoxy)pentanoic acid
Conditions | Yield |
---|---|
With sodium hydroxide at 50℃; for 2h; |
5-Nitrosalicylaldehyde
2-hydroxy-5-nitrobenzyl alcohol
Conditions | Yield |
---|---|
With hydrogenchloride; sodium tetrahydroborate In methanol; sodium hydroxide | 100% |
Stage #1: 5-Nitrosalicylaldehyde With sodium hydroxide; sodium tetrahydroborate In methanol; water at 0 - 20℃; for 24h; Stage #2: With hydrogenchloride; water In methanol at 0℃; | 100% |
With sodium tetrahydroborate In ethanol for 24h; Reduction; | 99% |
Conditions | Yield |
---|---|
Multistep reaction; | A n/a B 100% |
diethyl chlorophosphate
5-Nitrosalicylaldehyde
phosphoric acid diethyl ester 2-formyl-4-nitro-phenyl ester
Conditions | Yield |
---|---|
With triethylamine In dichloromethane | 100% |
In dichloromethane at 20℃; for 24h; | 95% |
With triethylamine In dichloromethane at 20℃; for 1h; | 85% |
4-bromo-2,6-dimethylphenylamine
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; | 100% |
In ethanol at 80℃; for 2h; | 87% |
Conditions | Yield |
---|---|
In ethanol for 3h; Heating; | 100% |
N-isopropylethane-1,2-diamine
5-Nitrosalicylaldehyde
2-[(2-isopropylaminoethylimino)methyl]-4-nitrophenol
Conditions | Yield |
---|---|
In methanol | 100% |
In methanol at 20℃; for 0.166667h; | 93% |
5-Nitrosalicylaldehyde
2,6-dimethylaniline
2-[(2,6-dimethylphenylimino)methyl]-4-nitrophenol
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; Inert atmosphere; | 100% |
In isopropyl alcohol at 80℃; for 24h; Inert atmosphere; |
4-bromo-2,6-dimethylphenylamine
5-Nitrosalicylaldehyde
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; Inert atmosphere; | 100% |
4-tert-Butylaniline
5-Nitrosalicylaldehyde
2-[(4-tert-butylphenylimino)methyl]-4-nitrophenol
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; Inert atmosphere; | 100% |
5-Nitrosalicylaldehyde
o-toluidine
2-[(2-methylphenylimino)methyl]-4-nitrophenol
Conditions | Yield |
---|---|
In ethanol at 80℃; for 2h; Inert atmosphere; | 100% |
5-Nitrosalicylaldehyde
N-methyl-ethane-1,2-diamine
2-[(2-(methylamino)ethylimino)methyl]-4-nitrophenol
Conditions | Yield |
---|---|
In methanol Reflux; | 100% |
In methanol | 82% |
In methanol for 1h; Reflux; | |
In methanol for 1h; Reflux; |
5-Nitrosalicylaldehyde
N,N-dimethylethylenediamine
2-[(2-dimethylamino-ethylamino)-methyl]-4-nitro-phenol
Conditions | Yield |
---|---|
In methanol Reflux; | 100% |
In methanol for 1h; Reflux; | |
In methanol for 1h; Reflux; | |
In methanol for 1h; Reflux; |
methanesulfonyl chloride
5-Nitrosalicylaldehyde
2-formyl-4-nitrophenyl methanesulfonate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 2h; | 100% |
With triethylamine In dichloromethane at 0 - 20℃; for 22.1667h; | 99% |
With triethylamine In dichloromethane at 20℃; for 18h; | 90% |
With triethylamine In dichloromethane at 20℃; for 22h; |
Conditions | Yield |
---|---|
In methanol Reflux; | 100% |
In methanol for 1h; Reflux; |
Conditions | Yield |
---|---|
With potassium hydroxide In ethanol Reflux; | 100% |
9-Methylene-9H-thioxanthene
5-Nitrosalicylaldehyde
trimethyl orthoformate
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In toluene at 20℃; for 1h; Inert atmosphere; regioselective reaction; | 100% |
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In toluene at 60℃; for 24h; Inert atmosphere; stereoselective reaction; | 100% |
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In toluene at 60℃; for 24h; Inert atmosphere; stereoselective reaction; | 100% |
5-Nitrosalicylaldehyde
3-bromo-5-nitrosalicylaldehyde
Conditions | Yield |
---|---|
With HMTAB In dichloromethane at 20℃; for 1h; | 99% |
With HMTAB In dichloromethane at 20℃; for 1.5h; | 98% |
With bromine In dichloromethane at 20℃; for 1h; | 98% |
Conditions | Yield |
---|---|
In benzene Heating; azeotropic removal of water; | 99% |
5-Nitrosalicylaldehyde
allyl bromide
5-nitro-2-(prop-2-en-1-yloxy)benzaldehyde
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 70℃; for 2h; | 99% |
With potassium carbonate In N,N-dimethyl-formamide at 70℃; for 2h; | 98% |
With potassium carbonate In N,N-dimethyl-formamide | 98% |
Conditions | Yield |
---|---|
With L-proline In ethanol at 60℃; for 0.5h; Green chemistry; | 99% |
With 1-methyl-3-(4-sulfobutyl)-1H-imidazol-3-ium hydrogensulfate In water at 85℃; for 2h; | 98% |
With ZnAl2O4 In ethanol at 80℃; for 0.166667h; | 98% |
Conditions | Yield |
---|---|
at 80℃; for 2h; | 99% |
With silica supported zirconium hydrogen sulfate In neat (no solvent) at 60℃; for 0.75h; | 99% |
With TiO2-carbon nanotubes nanocomposite In water at 20℃; for 2h; Green chemistry; | 98% |
Conditions | Yield |
---|---|
With caesium carbonate In N,N-dimethyl-formamide at 70 - 80℃; for 3h; | 99% |
5-Nitrosalicylaldehyde
1,2-diamino-benzene
2-(1H-benzimidazol-2-yl)–4-nitrophenol
Conditions | Yield |
---|---|
With sodium metabisulfite In N,N-dimethyl-formamide at 80℃; for 0.2h; Microwave irradiation; | 99% |
With triethylamine at 120℃; for 12h; | 60.69% |
5-Nitrosalicylaldehyde
N-phenyl-1,2-benzenediamine
4-nitro-2-(1-phenyl-1H-benzo[d]imidazol-2-yl)phenol
Conditions | Yield |
---|---|
With sodium metabisulfite In N,N-dimethyl-formamide at 100℃; for 0.3h; Microwave irradiation; | 99% |
Conditions | Yield |
---|---|
In ethanol Reflux; | 99% |
In ethanol Heating; |
Conditions | Yield |
---|---|
With gadolinium (III) oxide In neat (no solvent) for 0.0333333h; Microwave irradiation; Green chemistry; | 99% |
1,2,3,3-tetramethyl-3H-indolium iodide
5-Nitrosalicylaldehyde
2-(2-hydroxy-5-nitro-styryl)-1,3,3-trimethyl-3H-indolium betaine
Conditions | Yield |
---|---|
In ethanol for 18h; Reflux; | 99% |
Conditions | Yield |
---|---|
With trifluorormethanesulfonic acid In toluene at 60℃; for 15h; Inert atmosphere; regioselective reaction; | 99% |
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