High quality. Factory supply. In stock. Best price. 1.Quick response within 24 hours. 2.Best quality in your requirement. 3.We pay more attention on delivery time, and usually ship on time. 4.Free samples will be provided. 5.Ensure specifications an
Cas:5794-88-7
Min.Order:1 Kilogram
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Type:Trading Company
inquiryDayangchem'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:5794-88-7
Min.Order:1 Kilogram
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inquiryThe above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providi
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 Port:shanghai
Cas:5794-88-7
Min.Order:1 Kilogram
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inquiry1. Factory price and high quality must be guaranteed, base on 8 years of production and R&D experience2. Free samples will be provided,ensure specifications and quality are right for customer3. Customers will receive the most professional technical s
Cas:5794-88-7
Min.Order:1 Gram
FOB Price: $0.1
Type:Manufacturers
inquiryColorcom 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
Cas:5794-88-7
Min.Order:1 Metric Ton
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Type:Manufacturers
inquiryOur 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:5794-88-7
Min.Order:5 Kiloliter
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Type:Manufacturers
inquiryProduct Description Name 2-Amino-5-bromobenzoic acid CAS 5794-88-7 Assay 99% Appearanc
Cas:5794-88-7
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryOur company was built in 2009 with an ISO certificate.In the past 6 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 on.O
Cas:5794-88-7
Min.Order:1 Kilogram
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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
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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:5794-88-7
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
inquiryOur Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We
Cas:5794-88-7
Min.Order:10 Kilogram
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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
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Min.Order:1 Kilogram
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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
Cas:5794-88-7
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryProduct quality: Our company have high quality product , and also the product we have good manufacture . First of all, this product is of fine quality. Every finish should be checked by quality inspection system.And every one should be also tried
Cas:5794-88-7
Min.Order:1 Metric Ton
FOB Price: $11000.0 / 12000.0
Type:Trading Company
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
Cas:5794-88-7
Min.Order:0
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inquiryBest 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
Appearance:Beige powde Storage:Keep in dark place,Inert atmosphere,Room temperature Application:It is used in the preparation of hepatitis C virus NS5b RNA polymerase inhibitors. Also used in the determination of cobalt, copper, nickel, an
Cas:5794-88-7
Min.Order:25 Kilogram
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Type:Lab/Research institutions
inquiryHangzhou 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:5794-88-7
Min.Order:0 Metric Ton
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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:5794-88-7
Min.Order:1 Gram
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Type:Lab/Research institutions
inquiryJ&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
Cas:5794-88-7
Min.Order:0
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inquiryChemlyte Solutions believe that customers and suppliers deserve much more than what traditional distributors can offer. To grow in today s fast-paced and increasingly competitive market it is essential to be able to quickly adapt to market forces eff
Cas:5794-88-7
Min.Order:100 Gram
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Type:Other
inquiryWe are one of a few suppliers that can offer custom synthesis service of this product We are specialized in custom synthesis, chemical/pharmaceutical/ pesticides outsourcing and contract research. We are committed to prov
Cas:5794-88-7
Min.Order:100 Gram
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Type:Lab/Research institutions
inquirySuperior quality Appearance:slight yellow to white 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. Application:5-Bromoanthranilic Acid is a brominated
Cas:5794-88-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct name: 2-Amino-5-Bromobenzoic Acid CAS No.: 5794-88-7 Molecule Formula:C7H5BrNO2 Molecule Weight:215.02 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:5794-88-7
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryProduct Details Grade: pharmaceutical grade Purity:99%+ ProductionCapacity: 1000 Kilogram/Month Scope of use: For scientific research only(The product must be used legally) Our Advantage 1. Best quality with competitive price. 2. Quick shipping,
Cas:5794-88-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiry2-Amino-5-bromobenzoic acid Chemical Properties Melting point 213-215 °C (lit.) Boiling point 265.51°C (rough estimate) density 1.6841 (rough estimate) refractive index 1.6120 (estimate) solubility Soluble in methanol and
Cas:5794-88-7
Min.Order:1 Gram
FOB Price: $66.0
Type:Lab/Research institutions
inquiryfactory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B
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Min.Order:1 Kilogram
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Type:Trading Company
inquiryZhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed
Cas:5794-88-7
Min.Order:1 Kilogram
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Type:Lab/Research institutions
inquiryShandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W
Cas:5794-88-7
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
With 1-butyl-3-methylimidazolium tribromide at 25℃; for 0.666667h; | 98% |
Stage #1: anthranilic acid With bromine In tetrachloromethane at 10 - 20℃; for 4h; Stage #2: With potassium carbonate In water | 98% |
With [bmim]Br3 In dichloromethane at 20℃; for 0.666667h; | 95% |
5-bromo-2-aminobenzoic acid methyl ester
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
Stage #1: 5-bromo-2-aminobenzoic acid methyl ester With water; sodium hydroxide In tetrahydrofuran; ethanol at 20℃; for 12h; Stage #2: With hydrogenchloride In water pH=4; | 97% |
With water; sodium hydroxide In tetrahydrofuran; ethanol at 20℃; for 12h; | 97% |
With water; sodium hydroxide In tetrahydrofuran at 60℃; Inert atmosphere; Sealed tube; | 72% |
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium hydroxide In water at 80℃; for 1h; | 96% |
Ring cleavage; oxidation; | |
With dihydrogen peroxide; sodium hydroxide In water | |
Stage #1: 5-Bromo-1H-indole-2,3-dione With sodium hydroxide at 80℃; Stage #2: With dihydrogen peroxide at 80℃; for 1.25h; |
Conditions | Yield |
---|---|
Stage #1: 5,5'-dibromo-1H,1'H-[2,2']biindolylidene-3,3'-dione With bromamine B; sodium hydroxide; palladium dichloride In water; acetonitrile at 60℃; for 3.66667h; pH=12; Stage #2: In water Acidic conditions; | 95% |
Conditions | Yield |
---|---|
With polymer-supported formate; magnesium In methanol at 20℃; for 2.5h; | 94% |
With ammoniummethyl polystyrene resin formate; palladium on activated charcoal In methanol at 20℃; for 5h; | 93% |
With aminomethyl polystyrene resin formic acid salt; zinc In methanol at 20℃; for 2.5h; | 93% |
With hydrogenchloride; tin |
5-bromo-1H-indole
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
Stage #1: 5-bromo-1H-indole With bromamine B; sodium hydroxide; palladium dichloride In water; acetonitrile at 60℃; for 3.66667h; pH=12; Stage #2: In water Acidic conditions; | 94% |
With ruthenium trichloride; osmium(VIII) oxide; bromamine B; sodium hydroxide In water; acetonitrile at 39.84℃; for 5.5h; | 94% |
5-bromo-N-acetylanthranilic acid
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With water; sodium hydroxide for 4h; Reflux; | 93% |
2-methyl-6-bromo-4H-3,1-benzoxazine-4-one
anthranilic acid
A
5-Bromo-2-aminobenzoic acid
B
o-acetylamino-benzoic acid
Conditions | Yield |
---|---|
In benzene for 6h; Heating; | A 45% B 42% |
2-methyl-6-bromo-4H-3,1-benzoxazine-4-one
A
5-Bromo-2-aminobenzoic acid
B
o-acetylamino-benzoic acid
Conditions | Yield |
---|---|
With anthranilic acid In benzene for 6h; Heating; | A 45% B 42% |
2-methyl-6-bromo-4H-3,1-benzoxazine-4-one
1,2-diamino-benzene
A
N-(2-aminophenyl)acetamide
B
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
In benzene for 6h; Heating; | A 28% B 32% C 36% |
2-azido-5-bromobenzoic acid
C
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With potassium carbonate In 1,4-dioxane; water at 25℃; for 3h; UV-irradiation; | A 18% B 34% C 10% |
anthranilic acid
A
2-amino-3-bromo benzoic acid
B
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With N-Bromosuccinimide at 25℃; for 0.025h; Solid phase reaction; bromination; | A 25% B 25% |
With sodium perborate; ammonium heptamolybdate; potassium bromide In acetic acid at 20℃; for 2h; Bromination; | |
With dihydrogen peroxide; ammonium bromide; acetic acid at 20℃; for 3h; |
Conditions | Yield |
---|---|
With ethanol; sulfuric acid; zinc |
4'-bromo-2'-methylacetanilide
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With potassium permanganate; water Verseifen des Produkts mit konz. Salzsaeure; | |
Multi-step reaction with 2 steps 1: potassium permanganate; magnesium sulfate / water / 5.5 h / Reflux 2: sodium hydroxide; water / 4 h / Reflux View Scheme |
N,N'-(2,2,2-trichloro-ethylidene)-di-anthranilic acid
A
acetic acid
B
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With bromine |
Conditions | Yield |
---|---|
With acetic acid; potassium bromide |
methanol
5-Bromo-1H-indole-2,3-dione
A
5-Bromo-2-aminobenzoic acid
B
5-bromo-2-aminobenzoic acid methyl ester
Conditions | Yield |
---|---|
With dihydrogen peroxide; sodium methylate 1.) 0-10 deg C 2.) room temperature, 30 min; Yield given. Multistep reaction; |
2-benzyl-4-oxo-1,2,3-benzotriazin-2-ium-1-olate
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With hydrogen bromide In acetic acid |
hydrogenchloride
5-bromoisatoic anhydride
A
methylammonium carbonate
B
5-Bromo-2-aminobenzoic acid
bromine
anthranilic acid
acetic acid
5-Bromo-2-aminobenzoic acid
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With bromine |
bromine
anthranilic acid
acetic acid
A
5-Bromo-2-aminobenzoic acid
B
2-amino-3,5-dibromobenzoic acid
hydrogenchloride
5-bromo-2-nitrobenzoic acid
A
anthranilic acid
B
5-Bromo-2-aminobenzoic acid
N,N'-(2,2,2-trichloro-ethylidene)-di-anthranilic acid
bromine
acetic acid
5-Bromo-2-aminobenzoic acid
o-nitrobenzaldehyde benzylhydrazone
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 82 percent / iodosobenzene diacetate / CH2Cl2 / 4 h 2: 25percent HBr / acetic acid View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrochloric acid; alcohol; water; KBr; KBrO3 2: water; potassium permanganate / Verseifen des Produkts mit konz. Salzsaeure View Scheme |
dimethyl sulfide borane
5-Bromo-2-aminobenzoic acid
(2-amino-5-bromophenyl)methanol
Conditions | Yield |
---|---|
With sodium hydroxide In tetrahydrofuran | 100% |
5-Bromo-2-aminobenzoic acid
(2-amino-5-bromophenyl)methanol
Conditions | Yield |
---|---|
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; Inert atmosphere; | 100% |
Stage #1: 5-Bromo-2-aminobenzoic acid With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 2h; Stage #2: With water; sodium hydroxide In tetrahydrofuran | 100% |
With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 2h; | 100% |
4-morpholino-4-yl-phenylamine
orthoformic acid triethyl ester
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
at 110℃; | 100% |
isobutyryl chloride
5-Bromo-2-aminobenzoic acid
6-bromo-2-isopropyl-4H-3,1-benzoxazin-4-one
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; for 2h; Product distribution / selectivity; | 99% |
Stage #1: isobutyryl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In dichloromethane at 0 - 20℃; for 15h; Stage #2: With acetic anhydride at 55℃; for 3h; Product distribution / selectivity; | 99% |
Stage #1: isobutyryl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In dichloromethane at 20℃; Stage #2: With acetic anhydride In dichloromethane at 50℃; Further stages.; | |
Stage #1: isobutyryl chloride; 5-Bromo-2-aminobenzoic acid With pyridine for 2h; Stage #2: With acetic anhydride for 1h; Heating; |
Conditions | Yield |
---|---|
Stage #1: 5-Bromo-2-aminobenzoic acid With thionyl chloride In toluene at 130℃; for 2h; Stage #2: aniline In tetrahydrofuran at 0 - 90℃; for 4h; | 99% |
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; |
ethylamine
5-Bromo-2-aminobenzoic acid
2-amino-5-bromo-N-ethylbenzamide
Conditions | Yield |
---|---|
Stage #1: 5-Bromo-2-aminobenzoic acid With triethylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere; Stage #2: ethylamine In tetrahydrofuran; N,N-dimethyl-formamide at 20℃; | 99% |
Stage #1: 5-Bromo-2-aminobenzoic acid With triethylamine; HATU In N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere; Stage #2: ethylamine In tetrahydrofuran; N,N-dimethyl-formamide at 0 - 20℃; | 85% |
Stage #1: 5-Bromo-2-aminobenzoic acid With triethylamine; HATU In N,N-dimethyl-formamide at 0℃; for 0.166667h; Inert atmosphere; Stage #2: ethylamine In tetrahydrofuran; N,N-dimethyl-formamide at 0 - 20℃; | 85% |
Conditions | Yield |
---|---|
for 1h; Heating; | 98% |
bis(trichloromethyl) carbonate
5-Bromo-2-aminobenzoic acid
5-bromoisatoic anhydride
Conditions | Yield |
---|---|
With pyridine In dichloromethane; acetonitrile at 50 - 55℃; for 2h; | 98% |
In tetrahydrofuran at 70℃; for 2h; | 97% |
In tetrahydrofuran for 4h; Reflux; | 96% |
2-Methoxybenzoyl chloride
5-Bromo-2-aminobenzoic acid
6-bromo-2-(2-methoxyphenyl)-4H-3,1-benzoxazin-4-one
Conditions | Yield |
---|---|
Stage #1: 2-Methoxybenzoyl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In 1,1-dichloroethane at 20℃; for 16h; Stage #2: With sulfuric acid; acetic anhydride In 1,1-dichloroethane at 55℃; for 5h; Product distribution / selectivity; | 98% |
Stage #1: 2-Methoxybenzoyl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In dichloromethane at 10 - 20℃; for 3h; Stage #2: With oxalyl dichloride In dichloromethane for 2h; Stage #3: With acetic anhydride In dichloromethane at 50℃; for 1h; Product distribution / selectivity; | 69% |
Stage #1: 2-Methoxybenzoyl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In dichloromethane at 20℃; Stage #2: With acetic anhydride In dichloromethane at 50℃; Further stages.; |
Conditions | Yield |
---|---|
With bromine In tetrachloromethane at 20℃; Cooling with ice; | 98% |
diazomethane
5-Bromo-2-aminobenzoic acid
5-bromo-2-aminobenzoic acid methyl ester
Conditions | Yield |
---|---|
In 2-methyltetrahydrofuran; diethyl ether at 20℃; for 0.358333h; Flow reactor; | 98% |
benzoyl chloride
5-Bromo-2-aminobenzoic acid
6-bromo-2-phenyl-4H-benzo[2,3-d]-1,3-oxazin-4-one
Conditions | Yield |
---|---|
at 140℃; for 3h; | 97% |
at 140℃; for 3h; | 97% |
97% |
2,4-difluorobenzoyl chloride
5-Bromo-2-aminobenzoic acid
6-bromo-2-(2,4-difluorophenyl)-4H-benzo[d] [1,3]oxazin-4-one
Conditions | Yield |
---|---|
With triethylamine In chloroform at 20℃; for 2h; | 97% |
Stage #1: 2,4-difluorobenzoyl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In chloroform at 20℃; for 2h; Stage #2: With acetic anhydride at 50℃; for 2h; | 97% |
Stage #1: 2,4-difluorobenzoyl chloride; 5-Bromo-2-aminobenzoic acid With triethylamine In dichloromethane at 20℃; for 12h; Stage #2: With acetic anhydride at 50℃; for 2h; | 85% |
Conditions | Yield |
---|---|
With Co(hfac)2·xH2O; sodium 3-(diphenylphosphanyl)benzenesulfonate In water at 120℃; for 16h; Sealed tube; | 97% |
acetic anhydride
5-Bromo-2-aminobenzoic acid
2-methyl-6-bromo-4H-3,1-benzoxazine-4-one
Conditions | Yield |
---|---|
at 150℃; for 3h; | 96% |
for 2h; Heating; | 88.2% |
at 100℃; for 2h; | 85% |
chloroformic acid ethyl ester
5-Bromo-2-aminobenzoic acid
6-bromo-2-ethoxy-(4H)-3,1-benzoxazine-4-one
Conditions | Yield |
---|---|
With pyridine at 0℃; for 1h; | 96% |
formamidine acetic acid
5-Bromo-2-aminobenzoic acid
6-bromo-4-hydroxyquinazoline
Conditions | Yield |
---|---|
at 150 - 160℃; for 0.833333h; | 96% |
at 150 - 160℃; for 0.833333h; | 96% |
at 150 - 160℃; for 0.833333h; | 94% |
orthoformic acid triethyl ester
5-Bromo-2-aminobenzoic acid
6-bromo-4H-3,1-benzoxazin-4-one
Conditions | Yield |
---|---|
at 140℃; for 4h; | 96% |
at 140℃; for 4h; | 71% |
ethyl chlorocarbonylacetate
5-Bromo-2-aminobenzoic acid
2-carboxy-4-bromomalonanilic acid ethyl ester
Conditions | Yield |
---|---|
With triethylamine In acetone Ambient temperature; | 95% |
With triethylamine In dichloromethane |
chloroacetyl chloride
5-Bromo-2-aminobenzoic acid
N-chloroacetyl-5-bromoanthranilic acid
Conditions | Yield |
---|---|
In 1,4-dioxane; N,N-dimethyl-formamide for 1.5h; | 95% |
With pyridine In benzene for 5h; Heating; | 72% |
In 1,4-dioxane; N,N-dimethyl-formamide at 20℃; Cooling with ice; |
5-Bromo-2-aminobenzoic acid
Conditions | Yield |
---|---|
Stage #1: chloro-formamidine hydrochloride; 5-Bromo-2-aminobenzoic acid In sulfolane; dimethylsulfone at 165℃; for 0.5h; Stage #2: With ammonia; water In sulfolane; dimethylsulfone pH=7 - 8; Product distribution / selectivity; | 95% |
Stage #1: chloro-formamidine hydrochloride; 5-Bromo-2-aminobenzoic acid In sulfolane; dimethylsulfone at 165℃; for 0.5h; Stage #2: With ammonia; water In sulfolane; dimethylsulfone pH=7 - 8; Product distribution / selectivity; | 95% |
5-Bromo-2-aminobenzoic acid
bis(2-hydroxycarbonyl-4-bromophenyl) disulfide
Conditions | Yield |
---|---|
Stage #1: 5-Bromo-2-aminobenzoic acid With hydrogenchloride; sodium hydroxide; sodium nitrite In water at 0 - 5℃; for 1h; Stage #2: With potassium acetate; potassium ethyl xanthogenate; potassium carbonate In water at 80℃; for 2h; Cooling; Stage #3: With dihydrogen peroxide In water at 20℃; | 95% |
Multi-step reaction with 2 steps 1.1: NaNO2; NaOH; aq. HCl / 1 h / 0 - 5 °C 1.2: EtOC(S)SK / H2O / 2 h / 20 - 80 °C 2.1: aq. H2O2 / 20 °C View Scheme |
formamide
5-Bromo-2-aminobenzoic acid
6-bromo-4-hydroxyquinazoline
Conditions | Yield |
---|---|
at 165℃; for 6h; | 95% |
at 165℃; for 6h; | 95% |
for 5h; Reflux; | 80% |
N-Methylformamide
5-Bromo-2-aminobenzoic acid
6-bromo-3-N-methylquinazoline-4(3H)-one
Conditions | Yield |
---|---|
Stage #1: N-Methylformamide; 5-Bromo-2-aminobenzoic acid at 180℃; for 12h; Stage #2: With water | 95% |
In N,N-dimethyl-formamide at 180℃; for 12h; | 95% |
at 180℃; for 12h; | 95% |
for 6.5h; Sealed tube; Reflux; | 63% |
5-Bromo-2-aminobenzoic acid
2-amino-5-bromobenzoic acid hydrochloride
Conditions | Yield |
---|---|
With hydrogenchloride In water at 20℃; for 24h; | 95% |
With hydrogenchloride In water at 20℃; for 24h; | 95% |
With hydrogenchloride In water for 8h; |
Ethoxycarbonyl isothiocyanate
5-Bromo-2-aminobenzoic acid
5-bromo-2-({[(ethoxycarbonyl)amino]carbonothioyl}-amino)-benzoic acid
Conditions | Yield |
---|---|
In acetonitrile at 80℃; for 5h; | 95% |
In acetonitrile at 80℃; for 5h; | 95% |
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