Products

Refine

Country

Business Type

Certificate

Display

Dayang Chem (Hangzhou) Co.,Ltd.

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

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Simagchem Corporation

Welcome to Simagchem, your partner in China as a premier supply of bulk specialty chemicals for industry and life science. We introduce experienced quality product and exceptional JIT service with instant market intelligence in China to benefit our

High quality 4-Nitrosalicylic Acid(2-Hydroxy-4-Nitrobenzoic Acid with high purity

Cas:619-19-2

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

inquiry

COLORCOM LTD.

Colorcom is a global leader in industrial chemical manufacturing and is continuously innovating and transforming to exceed client expectations and industry standards. Colorcom prides itself on superior customer and technical focus, while focusing on

2-Hydroxy-4-Nitrobenzoic Acid

Cas:619-19-2

Min.Order:1 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Chemwill Asia Co., Ltd.

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

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:5 Kiloliter

FOB Price: $1.2 / 5.0

Type:Manufacturers

inquiry

Henan Tianfu Chemical Co., Ltd.

Now we would like to update our product list for you, kindly check the below information: 1. Catalyst series ( such as Noble Metal Catalyst, Phosphorous ligand, etc ) 2. Pharmaceutical Intermediate ( such as diabtes series, Anti-AID

619-19-2

Cas:619-19-2

Min.Order:1 Gram

FOB Price: $1.0

Type:Lab/Research institutions

inquiry

Hebei Nengqian Chemical Import and Export Co., LTD

Our 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

4-Nitrosalicylic acid 619-19-2

Cas:619-19-2

Min.Order:1 Kilogram

FOB Price: $15.0 / 50.0

Type:Trading Company

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH 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

Wholesale price CAS 619-19-2 with best price

Cas:619-19-2

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.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

Benzoic acid, 2-hydroxy-4-nitro- 619-19-2

Cas:619-19-2

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan 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 NO.:619-19-2

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Hisunny Chemical Co.,Ltd

Best quality & Attractive price & Professional service; Trial & Pilot & Commercial Hisunny Chemical is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality intermediates, specia

4-Nitrosalicylic Acid(2-Hydroxy-4-Nitrobenzoic Acid)

Cas:619-19-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

superior quality moderate price & quick delivery Appearance:White to yellow crystalline powder 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. Appli

Benzoic acid,2-hydroxy-4-nitro-

Cas:619-19-2

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Hangzhou Keyingchem Co.,Ltd

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

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

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

Benzoic acid, 2-hydroxy-4-nitro-

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

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-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0 Metric Ton

Negotiable

Type:Manufacturers

inquiry

Win-Win chemical Co.Ltd

Stock products, own laboratoryAppearance:Off-white to light yellow solid powder Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

2-Hydroxy-4-nitrobenzoic acid cas no. 619-19-2 98%

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Kono Chem Co.,Ltd

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

4-nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Dingyan Chem Co., Ltd

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

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,Pharmaceutical intermediates Transportation:air,sea,courier

2-Hydroxy-4-nitrobenzoic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Shanghai Acmec Biochemical Technology Co., Ltd.

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

Acmec 4-Nitrosalicylic acid 25g

Cas:619-19-2

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Henan Allgreen Chemical Co.,Ltd

high 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

4-Nitrosalicylic Acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Aecochem Corp.

Our clients, like BASF,CHEMO,Brenntag,ASR,Evonik,Merck and etc.Appearance:COA Storage:in stock Application:MSDS/TDS

4-Nitrosalicylic Acid(2-Hydroxy-4-Nitrobenzoic Acid)

Cas:619-19-2

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Chemsigma International Co.,Ltd.

bulk productiongoods in stockswe have the best competitive price in the marketmeantime,we are committed to service to our every customer Chemsigma International Co.,Ltd. is a chemical manufacturer, specialize in custom synthesis and organic chemical

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Antimex Chemical Limied

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

2-Hydroxy-4-nitrobenzoic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen AmoyChem Co.,Ltd

Amoychem is committed to providing the top-quality chemical products and services Internationally. We offer our customers with friendly, professional service and reliable, high performance products that have been manufactured according to the accredi

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Ocean Chemical Co., Ltd.

★.Best quality according to requirement ★.Competitive price in China market ★.Mature Technical support ★.Professional logistic support

2-Hydroxy-4-nitrobenzoic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Guangdong Juda Chemical Industrial Co.,Limited

Appearance: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

4-Nitrosalicylic acid CAS No.619-19-2

Cas:619-19-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

4-Nitrosalicylic acid cas 619-19-2Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

4-Nitrosalicylic acid cas 619-19-2

Cas:619-19-2

Min.Order:0

Negotiable

Type:Other

inquiry

Hangzhou Sartort Biopharma Co., Ltd

Best quality with low priceAppearance:White to yellow crystalline powder Storage:ln stock Package:25kg/Barrel Application:Chemicals Transportation:Express/Sea/Air Port:Shanghai

4-nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

4-Nitrosalicylic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Asure Biochem CO.,LTD.

*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:1. Chemical raw materials 2. Used as an analytical reage

2-Hydroxy-4-nitrobenzoic acid

Cas:619-19-2

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Synthetic route

4-nitro-o-anisic acid
2597-56-0

4-nitro-o-anisic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With boron tribromide In dichloromethane97%
With sulfuric acid
With hydrogen bromide
With hydrogen bromide; acetic acid at 90℃; for 72h;
4-nitro-o-anisic acid
2597-56-0

4-nitro-o-anisic acid

boron tribromide
10294-33-4

boron tribromide

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
In dichloromethane at 0 - 20℃; for 2h;97%
2-chloro-4-nitrobenzoic acid
99-60-5

2-chloro-4-nitrobenzoic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With pyridine; water; potassium carbonate; copper for 0.25h; sonication;96%
With pyridine; copper; potassium carbonate In water for 2h; Heating;90%
With quicklime; water; copper at 160 - 170℃;
With copper(l) iodide; copper; potassium carbonate
With calcium hydroxide; copper diacetate In water at 160℃; for 7h;
2-(hydroxymethyl)-5-nitrophenol
57356-40-8

2-(hydroxymethyl)-5-nitrophenol

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sodium hypochlorite; water at 25℃; for 0.5h;96%
With oxygen In acetonitrile at 20℃; for 8.5h; Catalytic behavior;85%
4-nitro-benzoic acid
62-23-7

4-nitro-benzoic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With oxygen; potassium acetate; palladium diacetate; p-benzoquinone In N,N-dimethyl acetamide at 115℃; under 3800.26 Torr; for 15h;91%
With oxygen; potassium acetate; p-benzoquinone; palladium diacetate In ISOPROPYLAMIDE at 115℃; under 3800.26 Torr; for 15h; Product distribution / selectivity;91%
With [Fe(II)(N,N'-dimethyl-N,N'-bis(2-pyridylmethyl)-1,2-ethylenediamine)(CH3CN)2](ClO4)2; dihydrogen peroxide In water; acetonitrile at 20℃; Inert atmosphere; regioselective reaction;68 %Spectr.
salicylic acid
69-72-7

salicylic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sodium perborate hexahydrate; hydroquinone; sodium nitrite In neat (no solvent) for 0.0333333h; Molecular sieve; Microwave irradiation; regioselective reaction;75%
With potassium hydrogensulfate; potassium metaperiodate; silica gel; sodium nitrite In neat (no solvent) for 0.0833333h; Reagent/catalyst; Solvent; Microwave irradiation;69%
With potassium hydrogensulfate; potassium metaperiodate; sodium nitrite In water; acetonitrile at 44.84℃; Kinetics; Temperature;
2-hydroxy-4-nitro-benzoic acid methyl ester
13684-28-1

2-hydroxy-4-nitro-benzoic acid methyl ester

4-nitro-benzoic acid
62-23-7

4-nitro-benzoic acid

A

4-nitrobenzoic acid methyl ester
619-50-1

4-nitrobenzoic acid methyl ester

B

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
Stage #1: 4-nitro-benzoic acid With potassium carbonate In N,N-dimethyl acetamide at 90℃; for 0.5h;
Stage #2: 2-hydroxy-4-nitro-benzoic acid methyl ester at 90℃; for 24h;
A 32%
B n/a
2-methyl-5-nitrophenol
5428-54-6

2-methyl-5-nitrophenol

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium permanganate
7-nitro-4H-benzo[1,3]dioxine
50603-43-5

7-nitro-4H-benzo[1,3]dioxine

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium permanganate; acetic acid
2-hydroxy-4-nitro-benzonitrile
39835-14-8

2-hydroxy-4-nitro-benzonitrile

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sulfuric acid Siedetemperatur;
With hydrogenchloride at 160℃; Reinigung ueber das Barium-Salz;
With sulfuric acid; acetic acid Siedetemperatur;
2-bromo-4-nitrobenzoic acid
16426-64-5

2-bromo-4-nitrobenzoic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With barium dihydroxide; sodium hydroxide; copper (I) acetate
7-nitro-3-phenyl-benz[e][1,2]oxazin-4-one

7-nitro-3-phenyl-benz[e][1,2]oxazin-4-one

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

A

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

B

benzonitrile
100-47-0

benzonitrile

2-methoxy-4-nitrobenzonitrile
101084-96-2

2-methoxy-4-nitrobenzonitrile

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid; hydrogen bromide; acetic acid
2-(2,4-dinitro-phenoxy)-4-nitro-benzoic acid

2-(2,4-dinitro-phenoxy)-4-nitro-benzoic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium carbonate
4-Nitroanthranilic acid
619-17-0

4-Nitroanthranilic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
Diazotization;
With sulfuric acid; sodium nitrite Diazotization;
2-(2-Hydroxy-4-nitro-benzoylamino)-2-methyl-propionic acid
129973-05-3

2-(2-Hydroxy-4-nitro-benzoylamino)-2-methyl-propionic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sulfuric acid 1) reflux, 2) 3 deg C; Yield given;
4-nitro-2-(octanoyloxy)benzoic acid

4-nitro-2-(octanoyloxy)benzoic acid

A

Octanoic acid
124-07-2

Octanoic acid

B

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With Tris-HCl buffer; water; calcium(II) ion; sodium chloride; Agkistrodon piscivorus piscivorus In acetonitrile at 37℃; Rate constant; pH = 8.0;
hydrogenchloride
7647-01-0

hydrogenchloride

methyl 6-nitro-1,2-benzisoxazole-3-carboxylate
5453-86-1

methyl 6-nitro-1,2-benzisoxazole-3-carboxylate

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
at 150℃;
carbon dioxide
124-38-9

carbon dioxide

meta-nitrophenol
554-84-7

meta-nitrophenol

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium carbonate at 210℃; under 29420.3 Torr;
6-nitro-benz<d>isoxazole-carboxylic acid-(3)-methyl ester

6-nitro-benz<d>isoxazole-carboxylic acid-(3)-methyl ester

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sulfuric acid; acetic acid
6-nitro-indoxazene-carboxylic acid-(3)-methyl ester

6-nitro-indoxazene-carboxylic acid-(3)-methyl ester

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With hydrogenchloride at 150℃;
potassium-salt of sulfuric acid mono-<2-methyl-5-nitro-phenyl ester>

potassium-salt of sulfuric acid mono-<2-methyl-5-nitro-phenyl ester>

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium permanganate
2-chloro-4-nitrobenzoic acid
99-60-5

2-chloro-4-nitrobenzoic acid

water
7732-18-5

water

quicklime

quicklime

copper powder

copper powder

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
at 160 - 170℃;
sodium-<2-chloro-4-nitro benzoate>

sodium-<2-chloro-4-nitro benzoate>

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sodium-; copper diacetate; magnesium oxide at 170℃; weiteres Reagens: Wasser;
hydrogenchloride
7647-01-0

hydrogenchloride

2-hydroxy-4-nitro-benzohydroxamic acid
98550-12-0

2-hydroxy-4-nitro-benzohydroxamic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
at 150℃;
4-Aminosalicylic acid
65-49-6

4-Aminosalicylic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With Streptomyces thioluteus para-aminobenzoate N-oxygenase
2-(4-nitrobenzoylamino)isobutyric acid
52944-16-8

2-(4-nitrobenzoylamino)isobutyric acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1) Cu(0)/O2/trimethylamine N-oxide, 2) 0.5N HCl / 1) CH3CN, 75 deg C, 1.8h
2: 15percent aq. H2SO4 / 1) reflux, 2) 3 deg C
View Scheme
4-nitro-benzoyl chloride
122-04-3

4-nitro-benzoyl chloride

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 1) NaOH, 2) 5N HCl / 1) H2O/THF, a) 1 deg C, 2.5h, b) 20 deg C, 1h, 2) 0 deg C
2: 1) Cu(0)/O2/trimethylamine N-oxide, 2) 0.5N HCl / 1) CH3CN, 75 deg C, 1.8h
3: 15percent aq. H2SO4 / 1) reflux, 2) 3 deg C
View Scheme
4-nitro-2-phenoxybenzoic acid
192181-49-0

4-nitro-2-phenoxybenzoic acid

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: HNO3
2: aqueous K2CO3
View Scheme
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-hydroxy-4-nitrobenzoyl chloride
39614-82-9

2-hydroxy-4-nitrobenzoyl chloride

Conditions
ConditionsYield
With thionyl chloride at 90℃; for 1h;100%
With thionyl chloride In chloroform at 0℃; for 5h; Heating / reflux;75%
With thionyl chloride; benzene
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

2-hydroxy-4-nitro-benzoic acid methyl ester
13684-28-1

2-hydroxy-4-nitro-benzoic acid methyl ester

Conditions
ConditionsYield
In methanol; hexane; toluene at 20℃; for 1.25h;100%
In methanol; hexane; toluene at 20℃; for 1.25h;100%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

dimethyl sulfate
77-78-1

dimethyl sulfate

4-nitro-o-anisic acid
2597-56-0

4-nitro-o-anisic acid

Conditions
ConditionsYield
With sodium hydride In N,N-dimethyl-formamide at 20℃; for 1h;100%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

1-iodo-propane
107-08-4

1-iodo-propane

propyl 4-nitro-2-propoxybenzoate

propyl 4-nitro-2-propoxybenzoate

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 70℃; for 12h;100%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

dimethyl sulfate
77-78-1

dimethyl sulfate

methyl 2-methoxy-4-nitrobenzoate
39106-79-1

methyl 2-methoxy-4-nitrobenzoate

Conditions
ConditionsYield
With potassium carbonate for 4h; Reflux;99%
With tetrabutylammomium bromide In dichloromethane for 10h; Ambient temperature; Yield given;
methanol
67-56-1

methanol

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-hydroxy-4-nitro-benzoic acid methyl ester
13684-28-1

2-hydroxy-4-nitro-benzoic acid methyl ester

Conditions
ConditionsYield
With sulfuric acid at 65℃; for 96h; Inert atmosphere;98%
With sulfuric acid for 12h; pH=<= 1; Reflux;98%
With sulfuric acid at 70℃;96%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-(hydroxymethyl)-5-nitrophenol
57356-40-8

2-(hydroxymethyl)-5-nitrophenol

Conditions
ConditionsYield
With borane-THF In tetrahydrofuran at 0 - 23℃; for 18h;98%
With borane-THF98%
With dimethylsulfide borane complex In tetrahydrofuran at 20℃; for 16h; Cooling with ice;97.5%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

methyl 4-aminosalicylate
4136-97-4

methyl 4-aminosalicylate

Conditions
ConditionsYield
Stage #1: 2-hydroxy-4-nitrobenzoic acid With thionyl chloride In methanol
Stage #2: With hydrogen; palladium 10% on activated carbon In ethyl acetate
98%
Multi-step reaction with 2 steps
1: 95 percent / SOCl2
2: 98 percent / H2 / Pd/C / ethyl acetate
View Scheme
Multi-step reaction with 2 steps
1: nickel-aluminium-alloy; aq. NaOH solution
2: sulfuric acid
View Scheme
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

ethyl iodide
75-03-6

ethyl iodide

2-ethoxy-4-nitro-benzoic acid ethyl ester
910572-96-2

2-ethoxy-4-nitro-benzoic acid ethyl ester

Conditions
ConditionsYield
With potassium carbonate In butanone at 80℃; for 16h;97%
With potassium carbonate In N,N-dimethyl-formamide at 20℃;
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-hydroxy-4-nitro-benzoic acid methyl ester
13684-28-1

2-hydroxy-4-nitro-benzoic acid methyl ester

Conditions
ConditionsYield
With thionyl chloride In methanol at 0℃; for 6h; Reflux;97%
With sulfuric acid In methanol
[13C2H3] methyl iodide
20710-47-8

[13C2H3] methyl iodide

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

C7(13)C2H3(2)H6NO5

C7(13)C2H3(2)H6NO5

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide97%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

4-Aminosalicylic acid
65-49-6

4-Aminosalicylic acid

Conditions
ConditionsYield
With aminomethyl polystyrene resin formic acid salt; zinc In methanol at 20℃; for 2h;96%
With ammoniummethyl polystyrene resin formate; palladium on activated charcoal In methanol at 20℃; for 5h;95%
With polymer-supported formate; magnesium In methanol at 20℃; for 3h;94%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

methyl 2-methoxy-4-nitrobenzoate
39106-79-1

methyl 2-methoxy-4-nitrobenzoate

Conditions
ConditionsYield
In diethyl ether at 20℃; for 4h; Methylation;96%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

allyl bromide
106-95-6

allyl bromide

2-allyloxy-4-nitrobenzoic acid allyl ester
735351-47-0

2-allyloxy-4-nitrobenzoic acid allyl ester

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 12h; Inert atmosphere;90%
With potassium carbonate In N,N-dimethyl-formamide at 20℃; for 22h;90%
Stage #1: 2-hydroxy-4-nitrobenzoic acid With sodium hydride In N,N-dimethyl-formamide at 20℃; for 0.333333h;
Stage #2: allyl bromide In N,N-dimethyl-formamide at 20℃; for 16h;
76%
Stage #1: 2-hydroxy-4-nitrobenzoic acid With sodium hydride In DMF (N,N-dimethyl-formamide) at 20℃; for 0.333333h;
Stage #2: allyl bromide In DMF (N,N-dimethyl-formamide) at 20℃; for 16h;
Stage #3: With hydrogenchloride In DMF (N,N-dimethyl-formamide); water
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

methyl iodide
74-88-4

methyl iodide

2-hydroxy-4-nitro-benzoic acid methyl ester
13684-28-1

2-hydroxy-4-nitro-benzoic acid methyl ester

Conditions
ConditionsYield
Stage #1: 2-hydroxy-4-nitrobenzoic acid With potassium hydrogencarbonate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: methyl iodide In N,N-dimethyl-formamide at 20℃; for 6h; Time;
90%
With 1,8-diazabicyclo[5.4.0]undec-7-ene In acetonitrile at 20℃; for 1h;84%
1-bromo-4-butene
5162-44-7

1-bromo-4-butene

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

C15H17NO5

C15H17NO5

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 40℃; for 8h;90%
ethanol
64-17-5

ethanol

2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-hydroxy-4-nitro-benzoic acid ethyl ester
78987-51-6

2-hydroxy-4-nitro-benzoic acid ethyl ester

Conditions
ConditionsYield
With thionyl chloride at 0 - 20℃; Product distribution / selectivity; Heating / reflux;89%
With thionyl chloride Reflux;
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-hydroxy-4-nitrobenzaldehyde
2460-58-4

2-hydroxy-4-nitrobenzaldehyde

Conditions
ConditionsYield
With manganese(IV) oxide88%
Multi-step reaction with 2 steps
1: B2H6 / tetrahydrofuran
2: MnO2 / CHCl3 / Heating
View Scheme
Multi-step reaction with 4 steps
1: potassium carbonate / 4 h / Reflux
2: diisobutylaluminium hydride / tetrahydrofuran / 1 h / 0 °C
3: dipyridinium dichromate / dichloromethane / 3 h / 40 °C
4: phosphorus tribromide / dichloromethane / 4 h / -78 - 20 °C
View Scheme
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

methyl iodide
74-88-4

methyl iodide

4-nitro-o-anisic acid
2597-56-0

4-nitro-o-anisic acid

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 16h; Inert atmosphere;88%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

dimethyl amine
124-40-3

dimethyl amine

2-hydroxy-N,N-dimethyl-4-nitrobenzamide

2-hydroxy-N,N-dimethyl-4-nitrobenzamide

Conditions
ConditionsYield
Stage #1: 2-hydroxy-4-nitrobenzoic acid With N-ethyl-N,N-diisopropylamine; HATU In dichloromethane at 0 - 20℃; for 1.5h;
Stage #2: dimethyl amine In dichloromethane
88%
Stage #1: 2-hydroxy-4-nitrobenzoic acid With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In dichloromethane at 20℃; for 1.5h;
Stage #2: dimethyl amine In dichloromethane at 20℃;
71%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

2-acetoxy-4-nitrobenzoic acid
17336-10-6

2-acetoxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With dmap; acetic anhydride; triethylamine In ethyl acetate at 80℃;87%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

tert-butyl alcohol
75-65-0

tert-butyl alcohol

tert-butyl 2-hydroxy-4-nitrobenzoate
1356600-78-6

tert-butyl 2-hydroxy-4-nitrobenzoate

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran at 20℃; for 20h; Inert atmosphere;87%
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran Reflux;81.7%
With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran at 60℃;73%
With benzotriazol-1-ol; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; triethylamine In tert-butyl alcohol at 10 - 35℃;2.3 g
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

isopropyl alcohol
67-63-0

isopropyl alcohol

2-isopropoxy-4-nitrobenzoic acid
1319746-14-9

2-isopropoxy-4-nitrobenzoic acid

Conditions
ConditionsYield
With sodium hydroxide In methanol at 100℃; for 2h;87%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

benzyl bromide
100-39-0

benzyl bromide

2-(benzyloxy)-4-nitrobenzoic acid
5340-21-6

2-(benzyloxy)-4-nitrobenzoic acid

Conditions
ConditionsYield
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 16h; Inert atmosphere;83%
2-hydroxy-4-nitrobenzoic acid
619-19-2

2-hydroxy-4-nitrobenzoic acid

m,p-dichloroaniline
95-76-1

m,p-dichloroaniline

N-(3,4-dichlorophenyl)-2-hydroxy-4-nitrobenzamide

N-(3,4-dichlorophenyl)-2-hydroxy-4-nitrobenzamide

Conditions
ConditionsYield
With phosphorus trichloride Microwave irradiation; Reflux;83%

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View