Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities
Cas:51-59-2
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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:51-59-2
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
Type:Trading Company
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:51-59-2
Min.Order:0 Metric Ton
Negotiable
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:51-59-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquirysuperior quality Appearance:Light-Borwn Cyrstals 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:A metabolite of Mesalazine. A Salicylic Acid deri
Cas:51-59-2
Min.Order:1 Kilogram
Negotiable
Type:Trading Company
inquiryAnsciep 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
Cas:51-59-2
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryAppearance: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
Cas:51-59-2
Min.Order:0
Negotiable
Type:Trading Company
inquirygood quality, competitive price, thoughtful after sale serviceAppearance:white powder Storage:Keep it in dry,shady and cool place Package:100mg Application:Pharma;Industry;Agricultural;chemical reaserch Transportation:by express or by sea Port:Any po
factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin
The system can just identify the products information in first sheet, it is not be permitted to add or edit new sheet by userself.Our products are required in MG to Gram only. · Pharmaceutical Reference Standards· Traceable workin
FINETECH INDUSTRY LIMITED is a LONDON based CRO company providing drug discovery & development services to worldwide clients. FINETECH INDUSTRY LIMITED supplies the N-Acetyl Mesalazine, CAS:51-59-2 with the most competitive price and the best quality
Do best quality products, erect the morality model Application:please email us, thanks
Topbatt Chemical Co., Ltd., Established in 2019, located in Shenzhen, Guangdong Province, is a Manufacturer and Trading company which specialized in fine chemicals like Pharmaceutical Reference Standards and Stable Isotopes. Our Stable Isotopes produ
1. Our staff are all biomedical related majors with rich experience in the pharmaceutical industry, and can provide you with more professional services.2. Our supplier has a good quality management system, and the quality of products is reliable and
High purity Application:Pharmaceutical intermediates, Material synthesis and analyzing the expectant ingredients
more details? Please contact us
Cas:51-59-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryCas:51-59-2
Min.Order:0
Negotiable
Type:Trading Company
inquiryConditions | Yield |
---|---|
With acetic acid In water for 0.5h; Reflux; | 94% |
In water; acetone at 20℃; for 1.33333h; Reflux; | 94% |
With multi-walled carbonnanotubes functionalized with phosphonic acid In neat (no solvent) at 20℃; for 0.333333h; | 90% |
Conditions | Yield |
---|---|
Stage #1: acetamide With thionyl chloride In diethyl ether Stage #2: 5-Aminosalicylic Acid for 0.133333h; Heating; | 84% |
Conditions | Yield |
---|---|
With acetic anhydride In water | 67% |
Multi-step reaction with 2 steps 1: 36 h / 25 °C 2: NaOH / H2O / 2 h / 25 °C View Scheme |
5-acetylamino-2-bromobenzoic acid
recorcinol
A
3-acetylaminobenzoic acid
D
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With lithium carbonate; copper(II) sulfate In water at 60℃; Reagent/catalyst; Temperature; | A 15% B 48% C 11% D 13% |
5-nitrosalicylic acid
A
5-Aminosalicylic Acid
B
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With tin; acetic acid dann verduennt man mit Wasser und faellt mit Schwefelwasserstoff; | |
With tin; acetic acid |
Conditions | Yield |
---|---|
With sodium hydroxide In water at 25℃; for 2h; Yield given; |
5-nitrosalicylic acid
acetic acid
A
5-Aminosalicylic Acid
B
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 71 percent / Na2S2O4; sodium hydroxide / H2O / 0.01 h / microwave irradiation 2.1: thionyl chloride / diethyl ether 2.2: 84 percent / 0.13 h / Heating View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: hydrosulfite sodium 2: alkali; water View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: glacial acetic acid; fuming nitric acid 2: tin; glacial acetic acid View Scheme | |
Multi-step reaction with 2 steps 1: glacial acetic acid; lead nitrate 2: tin; glacial acetic acid View Scheme |
sebacoyl chloride
N-Acetyl-5-aminosalicylic acid
1,10-bis-5-acetamidosalicyl-sebacate
Conditions | Yield |
---|---|
Stage #1: sebacoyl chloride; N-Acetyl-5-aminosalicylic acid With pyridine In tetrahydrofuran at 0℃; for 6.16667h; Stage #2: With hydrogenchloride In tetrahydrofuran; water pH=2; | 96% |
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With 10% Pt/activated carbon; palladium 10% on activated carbon; hydrogen; water-d2 at 145℃; for 24h; Sealed tube; regioselective reaction; | 95% |
N-Acetyl-5-aminosalicylic acid
N-butylamine
5-acetamido-N-butylsalicylamide
Conditions | Yield |
---|---|
Stage #1: N-Acetyl-5-aminosalicylic acid With benzotriazol-1-ol; dicyclohexyl-carbodiimide In N,N-dimethyl-formamide at 0℃; for 0.5h; Stage #2: N-butylamine In N,N-dimethyl-formamide at 0 - 20℃; | 86% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 24h; Cooling with ice; | 57% |
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 24h; | 51% |
2,3;4,5-di-O-isopropylidene-β-D-fructopyranose
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 24h; | 48% |
2,3,4,5-di-O-isopropylidene-D-xylitol
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 20℃; for 24h; Cooling with ice; | 47% |
N-Acetyl-5-aminosalicylic acid
Conditions | Yield |
---|---|
With sulfuric acid; nitric acid man reduziert das Produkt mit Eisen und Essigsaeure; |
N-Acetyl-5-aminosalicylic acid
2,6-dinitro-4-acetylaminophenol
Conditions | Yield |
---|---|
With nitric acid |
Conditions | Yield |
---|---|
With sodium hydroxide; boric acid; sodium chloride anschliessend Behandeln mit Natrium-Amalgam; |
4-amino-2,3-dimethyl-1-phenylpyrazolin-5-one
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
6-acetylamino-3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
propylamine
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
6-acetylamino-3-propyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
Conditions | Yield |
---|---|
With ammonia; triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
ethylamine
6-acetylamino-3-ethyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
phenethylamine
6-acetylamino-3-phenethyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
isopropylamine
6-acetylamino-3-isopropyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
1,1-dimethylhydrazine
6-acetylamino-3-dimethylamino-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
N,N-dimethylethylenediamine
6-acetylamino-3-(2-dimethylamino-ethyl)-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
N,N-diethylethylenediamine
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
4-Ethoxyaniline
6-acetylamino-3-(4-ethoxy-phenyl)-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
1-amino-2-propene
6-acetylamino-3-allyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
methoxycarbonylmethylamine
(6-acetylamino-2,4-dioxo-4H-benzo[e][1,3]oxazin-3-yl)-acetic acid methyl ester
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
2,6-dimethylaniline
6-acetylamino-3-(2,6-dimethyl-phenyl)-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
methylamine
6-acetylamino-3-methyl-benzo[e][1,3]oxazine-2,4-dione
Conditions | Yield |
---|---|
With triethylamine |
N-Acetyl-5-aminosalicylic acid
chloroformic acid ethyl ester
5-diethylamino-2-pentylamine
Conditions | Yield |
---|---|
With triethylamine |
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