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Dayang Chem (Hangzhou) Co.,Ltd.

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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

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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 3-Amino-2-Naphthoic Acid with high purity

Cas:5959-52-4

Min.Order:1 Kilogram

Negotiable

Type:Manufacturers

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Henan Tianfu Chemical Co., Ltd.

3-Amino-2-naphthoic acid Basic information Product Name: 3-Amino-2-naphthoic acid Synonyms: TIMTEC-BB SBB003690;3-AMINO-2-NAPHTHOIC ACID;3-Aminoisonaphthoic acid;3-AMINONAPHTHALENE-2-CAR

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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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

Pharmaceutical Grade CAS 5959-52-4 with competitive price

Cas:5959-52-4

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

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Hebei Sankai Chemical Technology Co., Ltd

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 ♦ W

3-Amino-2-naphthoic acid CAS5959-52-4

Cas:5959-52-4

Min.Order:1 Kilogram

FOB Price: $7.0 / 9.0

Type:Trading Company

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Henan Wentao Chemical Product Co., Ltd.

We are leading fine chemicals supplier in China with ISO certificate, Our main business covers the fields below: 1.Noble Metal Catalysts (Pt.Pd...) 2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...) 3.OLED

3-Amino-2-naphthoic acidCAS NO.:5959-52-4

Cas:5959-52-4

Min.Order:1 Gram

FOB Price: $2.0

Type:Lab/Research institutions

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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

2-Naphthalenecarboxylicacid, 3-amino- 5959-52-4

Cas:5959-52-4

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

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Hubei CuiRan Biotechnology Co., Ltd

Hubei CuiRan Biotechnology Co., Ltd is a leading company in the research, development, manufacture and marketing of High Quality Phytochemicals and Extracts(especially Active Ingredients from Traditional Chinese Medicine,Traditional Chinese Medicine)

3-Amino-2-naphthoic Acid

Cas:5959-52-4

Min.Order:10 Milligram

Negotiable

Type:Lab/Research institutions

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Wuhan Han Sheng New Material Technology Co.,Ltd

Our 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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

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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

3-Amino-2-Naphthoic Acid

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Manufacturers

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Baoji Guokang Healthchem co.,ltd

Our company has been in existence for 10 years since its establishment. We have our own unique team. The company integrates independent research and development, production and sales. We have established famous brands at home and abroad. At present

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Gram

FOB Price: $163.0

Type:Trading Company

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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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:0 Metric Ton

Negotiable

Type:Lab/Research institutions

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Ality Chemical Corporation

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

Factory Supply 3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:0 Metric Ton

Negotiable

Type:Other

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Hangzhou Lingrui Chemical Co.,Ltd.

advantage: 1. The best price, satisfactory quality; 2. customers have the right to choose the delivery of parcels (EMS, DHL, FedEx, UPS); 3. customers have the right to choose from the recent effective packaging methods of their products packaging

Supply lowest price of 3-Amino-2-naphthoic acid high quality 5959-52-4

Cas:5959-52-4

Min.Order:1 Gram

Negotiable

Type:Other

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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

2-Naphthalenecarboxylicacid, 3-amino-

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

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SHANGHAI SYSTEAM BIOCHEM CO., LTD

We 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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:100 Gram

FOB Price: $100.0 / 2000.0

Type:Lab/Research institutions

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Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

3-Amino-2-naphthoicacid

Cas:5959-52-4

Min.Order:1 Milligram

Negotiable

Type:Trading Company

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EAST CHEMSOURCES LIMITED

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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong 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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

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Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We 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

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

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Win-Win chemical Co.Ltd

Stock products, own laboratory Package:Grams, Kilograms Application:For R&D Transportation:According to customer request Port:Shanghai

3-Amino-2-naphthoic acid cas no. 5959-52-4 98%

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower 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

3-Amino-2-naphthoic acid

Cas:5959-52-4

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

3-Amino-2-naphthoic acid

Cas:5959-52-4

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

3-AMino-2-naphthoic acid

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

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

3-Amino-2-naphthoic acid CAS 5959-52-4 CAS 5959-52-4

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Other

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Hefei TNJ chemical industry co.,ltd

Name: 3-Amino-2-naphthoic acid CAS: 5959-52-4 Molecular Formula: C11H8NO2 Molecular Weight: 186.187 Application:Fine chemical

3-Amino-2-naphthoic acid CAS 5959-52-4

Cas:5959-52-4

Min.Order:0 Metric Ton

Negotiable

Type:Trading Company

inquiry

Wuhan Fortuna Chemical Co.,Ltd

stable supply&competitive price Storage:Available Package:25KG Or as client requirement Application:Important pharm intermediate Transportation:By air or By sea

3-Amino-2-naphthoic acid

Cas:5959-52-4

Min.Order:0

Negotiable

Type:Trading Company

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 3-Amino-2-Naphthoic Acid A68961 20mg

Cas:5959-52-4

Min.Order:1 bottle

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

3-(tert-butoxycarbonylamino)naphthalene-2-carboxylic acid
887242-59-3

3-(tert-butoxycarbonylamino)naphthalene-2-carboxylic acid

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
With trifluoroacetic acid In dichloromethane at 20℃; for 24h;99%
3-Hydroxy-2-naphthoic acid
92-70-6

3-Hydroxy-2-naphthoic acid

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
With ammonium hydroxide; zinc(II) chloride at 195℃; under 10351 - 20477 Torr; for 72h; Autoclave;87.5%
With ammonium hydroxide; zinc(II) chloride at 30 - 195℃; under 15001.5 Torr; for 75h;75%
With ammonium hydroxide; zinc(II) chloride In water at 190℃; for 108h; Inert atmosphere;60%
1H-benzo[f]indole-2,3-dione
5810-96-8

1H-benzo[f]indole-2,3-dione

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
With potassium hydroxide; potassium chloride; dihydrogen peroxide at 20℃;
N-(α-Oximino-acetyl)-β-naphthylamin
5580-64-3

N-(α-Oximino-acetyl)-β-naphthylamin

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: CH3SO3H / 70 - 80 °C
2: KOH, KCl, 27percent H2O2 / 20 °C
View Scheme
naphthalen-2-ylamine
91-59-8

naphthalen-2-ylamine

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: Na2SO4, hydroxylamine sulfate, concd. HCl / H2O
2: CH3SO3H / 70 - 80 °C
3: KOH, KCl, 27percent H2O2 / 20 °C
View Scheme
nickel(II) sulphate

nickel(II) sulphate

3-Hydroxy-2-naphthoic acid
92-70-6

3-Hydroxy-2-naphthoic acid

A

{Ni(3-amino-2-naphthoate)2}

{Ni(3-amino-2-naphthoate)2}

B

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
In ammonia 24 h, 210°C, 40 atm, in autoclave;
In ammonia aq. ammonia=NH3; 24 h, 210°C, 40 atm, in autoclave;
In ammonia 24 h, 210°C, 40 atm, in autoclave;
dimethyl 2,3-naphthalenedicarboxylate
13728-34-2

dimethyl 2,3-naphthalenedicarboxylate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: potassium hydroxide; methanol / 24 h / 20 °C / Cooling with ice
2: diphenyl phosphoryl azide; triethylamine / 27 h / 20 °C / Reflux
3: potassium hydroxide; methanol / 12 h / 20 °C
4: trifluoroacetic acid / dichloromethane / 24 h / 20 °C
View Scheme
2,3-naphthalenedicarboxylic acid monomethyl ester
35977-78-7

2,3-naphthalenedicarboxylic acid monomethyl ester

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: diphenyl phosphoryl azide; triethylamine / 27 h / 20 °C / Reflux
2: potassium hydroxide; methanol / 12 h / 20 °C
3: trifluoroacetic acid / dichloromethane / 24 h / 20 °C
View Scheme
o-phthalic dicarboxaldehyde
643-79-8

o-phthalic dicarboxaldehyde

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: tributylphosphine / dichloromethane / 0 - 20 °C
1.2: 3 h / 20 °C / Cooling with ice
2.1: potassium hydroxide; methanol / 24 h / 20 °C / Cooling with ice
3.1: diphenyl phosphoryl azide; triethylamine / 27 h / 20 °C / Reflux
4.1: potassium hydroxide; methanol / 12 h / 20 °C
5.1: trifluoroacetic acid / dichloromethane / 24 h / 20 °C
View Scheme
methanol
67-56-1

methanol

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

Methyl 3-amino-2-naphthoate
21597-54-6

Methyl 3-amino-2-naphthoate

Conditions
ConditionsYield
With sulfuric acid for 14h; Reflux;100%
With sulfuric acid for 48h; Reflux;96%
With sulfuric acid Reflux;94%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-chloro-2-naphthoic acid
19411-56-4

3-chloro-2-naphthoic acid

Conditions
ConditionsYield
Stage #1: 2-Amino-3-naphthoic acid With hydrogenchloride; sodium nitrite In water; acetonitrile at 0℃; for 1h;
Stage #2: With copper(l) chloride In water; acetonitrile at 0 - 50℃; for 0.916667h;
100%
With hydrogenchloride; sodium nitrite Diazotization.Eintragen in eine aus Kupfer(II)-chlorid, Kupfer und wss. Salzsaeure hergestellte Loesung;
With hydrogenchloride; sulfuric acid; copper(l) chloride; sodium nitrite 1.) acetic acid, 40 deg C, 30 min, 2.) 80 deg C, 30 min; Yield given. Multistep reaction;
Stage #1: 2-Amino-3-naphthoic acid With sulfuric acid; sodium nitrite In acetic acid at 20 - 40℃; for 0.5h;
Stage #2: With hydrogenchloride; copper(l) chloride In water; acetic acid at 0 - 80℃; for 0.5h;
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

diazomethyl-trimethyl-silane
18107-18-1

diazomethyl-trimethyl-silane

Methyl 3-amino-2-naphthoate
21597-54-6

Methyl 3-amino-2-naphthoate

Conditions
ConditionsYield
In tetrahydrofuran; methanol at 20℃; for 24h;100%
With acetic acid In methanol; hexane; toluene at 0 - 20℃;83%
In diethyl ether; dichloromethane for 13h;76.5%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-amino-4,7-dibromonaphthalene-2-carbocylic acid
856071-79-9

3-amino-4,7-dibromonaphthalene-2-carbocylic acid

Conditions
ConditionsYield
With bromine; acetic acid for 5h; Reflux;100%
With bromine In acetic acid for 5h; Heating;94%
Multi-step reaction with 4 steps
2: aqueous HNO3; NaNO2; acetic acid
3: acetic acid; bromine
4: aqueous HBr
View Scheme
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-amino-4-bromo-2-naphthoic acid
5043-27-6

3-amino-4-bromo-2-naphthoic acid

Conditions
ConditionsYield
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 20℃; for 2h;99%
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 20℃; for 2.75h;99%
With N-Bromosuccinimide In N,N-dimethyl-formamide at 0 - 20℃; for 16h;98%
butyl isothiocyanate
592-82-5

butyl isothiocyanate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-butyl-2,3-dihydro-2-thioxobenzo[g]quinazolin-4(1H)-one

3-butyl-2,3-dihydro-2-thioxobenzo[g]quinazolin-4(1H)-one

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide Reflux;98%
With triethylamine In N,N-dimethyl-formamide Reflux;
urea
57-13-6

urea

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

naphtha[2',3':5,6]pyrimidine-2,4-[1H,3H]-dione
13898-60-7

naphtha[2',3':5,6]pyrimidine-2,4-[1H,3H]-dione

Conditions
ConditionsYield
at 160℃; for 10h;97%
In phenol at 180℃;60%
With phenol
With phenol at 160 - 185℃; for 2h;
In neat (no solvent) at 150℃; for 12h;
4-pentynoic acid
6089-09-4

4-pentynoic acid

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3a-methyl-3,3a-dihydro-1H-naphtho[2,3-d]pyrrolo[2,1-b][1,3]-oxazine-1,5(2H)-dione
1227624-64-7

3a-methyl-3,3a-dihydro-1H-naphtho[2,3-d]pyrrolo[2,1-b][1,3]-oxazine-1,5(2H)-dione

Conditions
ConditionsYield
Stage #1: 4-pentynoic acid; 2-Amino-3-naphthoic acid With silver hexafluoroantimonate; (triphenylphosphine)gold(I) chloride In water at 140℃; for 20h; Green chemistry;
Stage #2: With trifluoroacetic acid In water at 140℃; for 4h; Green chemistry;
96%
Stage #1: 4-pentynoic acid; 2-Amino-3-naphthoic acid With (triphenylphosphine)gold(I) chloride In 1,2-dichloro-ethane at 140℃; for 20h; Sealed tube;
Stage #2: With trifluoroacetic acid In 1,2-dichloro-ethane at 140℃; for 4h; regioselective reaction;
94%
With Echavarren's catalyst In 1,1-dichloroethane at 120℃; for 24h; Sealed vial;90%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-Amino-2-(hydroxymethyl)naphthalene
141281-58-5

3-Amino-2-(hydroxymethyl)naphthalene

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃;95%
With lithium aluminium tetrahydride In tetrahydrofuran at 20℃;78%
With sodium tetrahydroborate; iodine In tetrahydrofuran at 0℃; Reflux;42%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-amino-4-chloro-2-naphthoic acid
56297-38-2

3-amino-4-chloro-2-naphthoic acid

Conditions
ConditionsYield
With N-chloro-succinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane at 20℃; for 18h; Inert atmosphere;95%
With N-chloro-succinimide In N,N-dimethyl-formamide at 20℃; for 10h;
With N-chloro-succinimide; 2,2'-azobis(isobutyronitrile) In tetrachloromethane at 20℃; for 18h;
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

N-allyl isothiocyanate
57-06-7

N-allyl isothiocyanate

3-allyl-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

3-allyl-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide Reflux;95%
With triethylamine In ethanol for 4h; Reflux;95%
With triethylamine In N,N-dimethyl-formamide Reflux;
2,6-dimethylphenylisocyanate
28556-81-2

2,6-dimethylphenylisocyanate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-({[(2,6-dimethylphenyl)amino]carbonyl}amino)-2-naphthoic acid

3-({[(2,6-dimethylphenyl)amino]carbonyl}amino)-2-naphthoic acid

Conditions
ConditionsYield
Stage #1: 2-Amino-3-naphthoic acid With triethylamine In N,N-dimethyl-formamide for 0.5h;
Stage #2: 2,6-dimethylphenylisocyanate In N,N-dimethyl-formamide at 75℃; for 2h;
94%
benzenesulfonyl chloride
98-09-9

benzenesulfonyl chloride

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-(phenylsulfonamido)-2-naphthoic acid

3-(phenylsulfonamido)-2-naphthoic acid

Conditions
ConditionsYield
With sodium carbonate In water at 60 - 85℃; for 2.25h;93%
bis(trichloromethyl) carbonate
32315-10-9

bis(trichloromethyl) carbonate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

2H-naphth<2,3-d><3,1>oxazine-2,4(1H)-dione
29753-32-0

2H-naphth<2,3-d><3,1>oxazine-2,4(1H)-dione

Conditions
ConditionsYield
With pyridine In dichloromethane; acetonitrile at 50 - 55℃; for 4h;93%
With pyridine In dichloromethane; acetonitrile at 45℃;77%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

2-aminonaphthalene-3-carboxamide
27533-32-0

2-aminonaphthalene-3-carboxamide

Conditions
ConditionsYield
Stage #1: 2-Amino-3-naphthoic acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; Schlenk technique;
Stage #2: With ammonia In tetrahydrofuran for 6h; Inert atmosphere; Schlenk technique;
93%
Stage #1: 2-Amino-3-naphthoic acid With 4-methyl-morpholine; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In tetrahydrofuran at 20℃; for 0.5h; Inert atmosphere;
Stage #2: With ammonium hydroxide In tetrahydrofuran at 20℃; for 22h; Inert atmosphere;
75%
4-isothiocyanatobenzene sulfonamide
51908-29-3

4-isothiocyanatobenzene sulfonamide

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

4-(2-mercapto-4-oxobenzo[g]-quinazolin-3(4H)-yl)benzenesulfonamide

4-(2-mercapto-4-oxobenzo[g]-quinazolin-3(4H)-yl)benzenesulfonamide

Conditions
ConditionsYield
With triethylamine In ethanol for 2h; Reflux;92%
With triethylamine In ethanol for 2h; Reflux;92%
With triethylamine In ethanol
With TEA In ethanol
benzoyl chloride
98-88-4

benzoyl chloride

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

2-phenyl-4H-naphthyl<2,3-d><1,3>oxazin-4-one
18600-63-0

2-phenyl-4H-naphthyl<2,3-d><1,3>oxazin-4-one

Conditions
ConditionsYield
at 170℃; for 3h;91%
In neat (no solvent) for 3h; Inert atmosphere; Reflux;86.9%
In pyridine
at 130℃;
1-(benzofuran-2-yl)-2-bromoethan-1-one
23489-36-3

1-(benzofuran-2-yl)-2-bromoethan-1-one

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

2-(1-benzofuran-2-yl)-2-oxoethyl 3-amino-2-naphthoate

2-(1-benzofuran-2-yl)-2-oxoethyl 3-amino-2-naphthoate

Conditions
ConditionsYield
Stage #1: 2-Amino-3-naphthoic acid With potassium carbonate In N,N-dimethyl-formamide at 70℃;
Stage #2: 1-(benzofuran-2-yl)-2-bromoethan-1-one In N,N-dimethyl-formamide at 20 - 50℃;
91%
4-chloro-2-phenylquinazoline
6484-25-9

4-chloro-2-phenylquinazoline

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-((2-phenylquinazolin-4-yl)amino)-2-naphthoic acid

3-((2-phenylquinazolin-4-yl)amino)-2-naphthoic acid

Conditions
ConditionsYield
In acetic acid for 1h; Reflux;91%
phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

2,3-dihydro-3-phenyl-2-thioxobenzo[g]quinazolin-4(1H)-one

2,3-dihydro-3-phenyl-2-thioxobenzo[g]quinazolin-4(1H)-one

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl-formamide Reflux;90%
With triethylamine In ethanol for 4h; Reflux;79%
(2-ethynyl)benzoic acid
33578-00-6

(2-ethynyl)benzoic acid

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

4b-methyl-4bH-naphtho[2’,3’:4,5][1,3]oxazino[2,3-a]isoindole-6,14-dione

4b-methyl-4bH-naphtho[2’,3’:4,5][1,3]oxazino[2,3-a]isoindole-6,14-dione

Conditions
ConditionsYield
Stage #1: (2-ethynyl)benzoic acid; 2-Amino-3-naphthoic acid With (triphenylphosphine)gold(I) chloride In 1,2-dichloro-ethane at 140℃; for 20h; Sealed tube;
Stage #2: With trifluoroacetic acid In 1,2-dichloro-ethane at 140℃; for 4h; regioselective reaction;
90%
Stage #1: (2-ethynyl)benzoic acid; 2-Amino-3-naphthoic acid With silver hexafluoroantimonate; (triphenylphosphine)gold(I) chloride In water at 140℃; for 20h; Green chemistry;
Stage #2: With trifluoroacetic acid In water at 140℃; for 4h; Green chemistry;
72%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-iodo-2-naphthoic acid
63212-42-0

3-iodo-2-naphthoic acid

Conditions
ConditionsYield
Stage #1: 2-Amino-3-naphthoic acid With hydrogenchloride; sodium nitrite In water at 0℃; for 2h; Sandmeyer Reaction;
Stage #2: With potassium iodide In water at 0 - 60℃; for 1.5h; Sandmeyer Reaction;
89%
Stage #1: 2-Amino-3-naphthoic acid With hydrogenchloride; sodium nitrite In water at 0℃; for 0.5h; Sandmeyer Reaction;
Stage #2: With potassium iodide In water at 0 - 90℃; for 1.08333h;
88%
Stage #1: 2-Amino-3-naphthoic acid With hydrogenchloride In water; acetonitrile at -5℃; for 0.5h; Reflux;
Stage #2: With sodium nitrite In water; acetonitrile for 1h; Reflux;
Stage #3: With potassium iodide In water; acetonitrile for 1.5h; Reflux;
88%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

A

benzo[g]-3H-quinazol-4-one

benzo[g]-3H-quinazol-4-one

B

4-(3-bromoanilino)benzo[g]quinazoline hydrochloride

4-(3-bromoanilino)benzo[g]quinazoline hydrochloride

Conditions
ConditionsYield
With sodium hydroxide In formamideA 89%
B n/a
7-chloro-9-phenyl-2,3-dihydro-1H-acridin-4-one

7-chloro-9-phenyl-2,3-dihydro-1H-acridin-4-one

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3,8-dichloro-5-phenylbenzo[b]naphtho[j][1,10]phenanthroline

3,8-dichloro-5-phenylbenzo[b]naphtho[j][1,10]phenanthroline

Conditions
ConditionsYield
With trichlorophosphate at 130℃; for 5h;89%
4-Methoxyphenyl isothiocyanate
2284-20-0

4-Methoxyphenyl isothiocyanate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-(4-methoxyphenyl)-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

3-(4-methoxyphenyl)-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

Conditions
ConditionsYield
With triethylamine In ethanol for 4h; Reflux;89%
3,5-dihydroxyphenol
108-73-6

3,5-dihydroxyphenol

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

1,3-Dihydroxy-5,12-dihydro-benzo[b]acridin-12-one
284671-56-3

1,3-Dihydroxy-5,12-dihydro-benzo[b]acridin-12-one

Conditions
ConditionsYield
With toluene-4-sulfonic acid In n-heptan1ol for 48h; Cyclization; Heating;88%
With toluene-4-sulfonic acid In n-heptan1ol for 19h; Inert atmosphere; Reflux;59%
2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

5-((Z)-4-hydroxybenzylidene)-2-methylmercapto-4-thiazolidinone
521973-02-4

5-((Z)-4-hydroxybenzylidene)-2-methylmercapto-4-thiazolidinone

3-(5-(2-hydroxy-3-methoxybenzylidene)-4-oxo-thiazolidin-2-ylideneamino)naphthalene-2-carboxylic acid
521973-36-4

3-(5-(2-hydroxy-3-methoxybenzylidene)-4-oxo-thiazolidin-2-ylideneamino)naphthalene-2-carboxylic acid

Conditions
ConditionsYield
In ethanol for 24h; Heating;88%
methyl thioisocyanate
556-61-6

methyl thioisocyanate

2-Amino-3-naphthoic acid
5959-52-4

2-Amino-3-naphthoic acid

3-methyl-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

3-methyl-2-thioxo-2,3-dihydro-1H-benzo[g]quinazolin-4-one

Conditions
ConditionsYield
With triethylamine In ethanol for 4h; Reflux;88%
With triethylamine In N,N-dimethyl-formamide Reflux;86%
With triethylamine In N,N-dimethyl-formamide Reflux;

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