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:6296-53-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
inquiry3-Acetamidophthalic anhydride CAS No.:6296-53-3 Name: 3-Acetamidophthalic anhydride Synonyms: 3-Acetylaminophthalic anhydride; NSC 16261; NSC 17048 Molecular Structure Molecular Formula:
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Other
inquiryT he company has advanced technology, as well as a large number of excellent R & D team, to provide customers from the grams to one hundred kilograms and tons of high-quality products, competitive prices and quality service Appearance:White or
Cas:6296-53-3
Min.Order:1 Kilogram
Negotiable
Type:Manufacturers
inquiryCangzhou Enke Pharma Tech Co.,ltd. is located in Cangzhou City, Hebei province ,where is a famous petroleum chemical industry city in China. Enke Pharma a high-tech enterprise ,and we are dedicated to developing and manufacturing new ap
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $1.0
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:6296-53-3
Min.Order:5 Kiloliter
FOB Price: $1.2 / 5.0
Type:Manufacturers
inquiryProduct Description Product website: http://www.finerchem.com/pro01en/id/1505.html Product Name 3-Acetamidophthalic anhydride CAS No. 6296-53
Cas:6296-53-3
Min.Order:1 Gram
FOB Price: $11.0
Type:Lab/Research institutions
inquiryLIDE PHARMACEUTICALS LIMITED is a professional chemicals and APIs leading manufacturer in China. Our core business line covers APIs, Intermediates, Herb extract, etc.
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $0.9 / 1.0
Type:Lab/Research institutions
inquiryOur 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
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $1.0 / 10.0
Type:Trading Company
inquiryOur company was built in 2009 with an ISO certificate.In the past 5 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:6296-53-3
Min.Order:1 Metric Ton
Negotiable
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:6296-53-3
Min.Order:1 Kilogram
FOB Price: $139.0 / 210.0
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
Cas:6296-53-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryHanways Chempharm Co., Limited, the former is Hubei Hanways Pharchem CO.,Limited, set up in 2009 in Wuhan, China. We specialize in sourcing and supplying APIs, pharmaceutical intermediates, and fine chemicals for worldwide markets. The founder has d
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $1.0
Type:Trading Company
inquiryOur 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,
Cas:6296-53-3
Min.Order:1 Kilogram
FOB Price: $500.0
Type:Trading Company
inquiry1,3-Dioxo-2-isoindolineaceticacid CAS:86296-53-3 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality
Cas:6296-53-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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:6296-53-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiry3-Acetamidophthalic Anhydride CAS: 6296-53-3 Specification Name: 3-Acetamidophthalic anhydride Synonyms: 3-Acetylaminophthalic anhydride; NSC 16261; NSC 17048 Molecular Structure Molecular Formula: C10H7NO4 Molecular Weight: 205.17 CAS
Cas:6296-53-3
Min.Order:1 Kilogram
Negotiable
Type:Other
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:6296-53-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryProduct Name: 1,3-Dioxo-2-isoindolineaceticacid Synonyms: Apremilast Impurity 43;RE-EXPORT OF REJECTED IMPORT MATERIAL: N -(1,3-DIHYDROIS OBENZOFURAN-4-YL) ACETAM IDE SYNONYM: 3-ACETAMIDOPHTHALIC ANHYDRI;Apremilast inter1;Apremilast Intermediate
Cas:6296-53-3
Min.Order:100 Gram
Negotiable
Type:Lab/Research institutions
inquiryProduct Detail Minimum Order Qty. 10 Gram
Cas:6296-53-3
Min.Order:10 Gram
Negotiable
Type:Trading Company
inquiryAppearance:white or light yellow crystalline powder Storage:Store in a cool,dry place and keep away from direct strong light Package:As customer request Application:Used for research and industrial manufacture. Transportation:By Se
Cas:6296-53-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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:6296-53-3
Min.Order:10 Kilogram
Negotiable
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:6296-53-3
Min.Order:0 Metric Ton
Negotiable
Type:Lab/Research institutions
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:6296-53-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryA substitute for perfluorooctanoic acid, mainly used as a surfactant, dispersant, additive, etc Appearance:White solid or Colorless liquid Purity:99.3 % We will ship the goods in a timely manner as required We can provide relevant documents acc
Cas:6296-53-3
Min.Order:4 Kilogram
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:6296-53-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryMassive Chemical is certified with ISO9001 and ISO14001 manufacturer for this product. We will offer all documents as requirement for the materials which includes, Certificate of Analysis, Material Safety Data Sheet, and Method of Analysis and
Cas:6296-53-3
Min.Order:1 Gram
FOB Price: $1.0
Type:Lab/Research institutions
inquiryZibo Hangyu Biotechnology Development 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 chemi
Cas:6296-53-3
Min.Order:10 Gram
FOB Price: $100.0
Type:Lab/Research institutions
inquiry3-Acetamidophthalic anhydrideAppearance:Contact me Storage:Store in cool and dry palce. Keep away from strong light ,high temperature. Package:according to customers' requirements Application:API Transportation:By air(EMS or EUB or FedEx or TNT ect..
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
Cas:6296-53-3
Min.Order:100 Gram
FOB Price: $100.0 / 2000.0
Type:Lab/Research institutions
inquiryProduct name: 3-Acetamidophthalic Anhydride CAS No.:6296-53-3 Molecule Formula:C10H7NO4 Molecule Weight:205.17 Purity: 99.0% Package: 25kg/drum Description:White powder Manufacture Standards:Enterprise Standard TESTING ITEMS
Cas:6296-53-3
Min.Order:1 Kilogram
Negotiable
Type:Lab/Research institutions
inquiryConditions | Yield |
---|---|
In Isopropyl acetate at 75 - 95℃; Temperature; Large scale; | 88.6% |
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen at 80 - 115℃; under 7500.75 Torr; Temperature; Autoclave; | 83% |
Conditions | Yield |
---|---|
for 4h; Concentration; Temperature; Reflux; | 78.5% |
at 0 - 5℃; for 4h; Heating / reflux; | 61% |
for 3h; Reflux; | 61% |
Conditions | Yield |
---|---|
With acetic anhydride; palladium Hydrogenation; |
3-acetylaminophthalic anhydride
Conditions | Yield |
---|---|
With acetic anhydride |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: tin dichloride; hydrochloric acid View Scheme | |
Multi-step reaction with 2 steps 1: hydrogen / palladium-carbon / ethanol 2: acetic anhydride View Scheme | |
Multi-step reaction with 2 steps 1: palladium 10% on activated carbon; hydrogen / ethanol / 13 h / 2585.81 - 2844.39 Torr / Inert atmosphere 2: 3 h / Reflux View Scheme |
Conditions | Yield |
---|---|
With acetic anhydride | |
With acetic anhydride | |
With acetic anhydride | |
With acetic anhydride | |
Multi-step reaction with 2 steps 1: hydrogenchloride / water / 15 h / 25 °C 2: water / 15 h / 100 °C View Scheme |
acetic anhydride
3-aminophthalic acid hydrochloride
3-acetylaminophthalic anhydride
Conditions | Yield |
---|---|
In water at 100℃; for 15h; | 94 g |
at 110℃; for 2h; | 45 g |
at 80 - 140℃; for 3h; |
3-acetylaminophthalic anhydride
3,4,5-tris(dodec-1-yloxy)aniline
Conditions | Yield |
---|---|
With acetic acid at 100℃; for 12h; | 98% |
3-acetylaminophthalic anhydride
(S)-2-[1 (3-ethoxy-4-methoxyphenyl)]-1-methanesulfonyl-2-ethylamine
Apremilast
Conditions | Yield |
---|---|
With acetic acid for 1h; Reflux; Large scale; | 97% |
With acetic acid In acetonitrile at 40℃; for 6h; Reflux; | 94% |
With acetic acid for 3h; Time; Reflux; | 92% |
3-acetylaminophthalic anhydride
(S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine-(S)-2-acetamido-4-methylpentanoate
Apremilast
Conditions | Yield |
---|---|
With triethylamine In ethyl acetate at 75 - 80℃; for 18h; Reagent/catalyst; Solvent; | 95.1% |
With sodium acetate; acetic acid at 80℃; for 5h; Reagent/catalyst; Temperature; | 91.3% |
Stage #1: (S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine-(S)-2-acetamido-4-methylpentanoate With sodium hydroxide In dichloromethane at 0 - 5℃; for 2h; Stage #2: 3-acetylaminophthalic anhydride With perchloric acid; acetic acid In dichloromethane at 45℃; for 3.33333h; Reflux; | 89.2% |
3-acetylaminophthalic anhydride
rac-α-aminoglutarimide hydrochloride
N-(2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
With sodium acetate; acetic acid at 105℃; for 24h; Reagent/catalyst; Temperature; | 95% |
3-acetylaminophthalic anhydride
Apremilast
Conditions | Yield |
---|---|
Stage #1: 3-acetylaminophthalic anhydride; (1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylthio)ethan-1-amine With acetic acid In acetonitrile for 12h; Reflux; Stage #2: With sodium tungstate (VI) dihydrate; dihydrogen peroxide In acetonitrile at 20℃; for 7h; Cooling; | 94% |
Multi-step reaction with 2 steps 1.1: acetic acid / acetonitrile / 12 h / Reflux 2.1: acetic acid / acetonitrile / 20 °C 2.2: 7 h / 20 °C View Scheme |
3-acetylaminophthalic anhydride
(S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine-(S)-2-acetamido-4-methylpentanoate
toluene
Conditions | Yield |
---|---|
With acetic acid; sodium hydroxide In dichloromethane; water at 90℃; for 3h; Reagent/catalyst; Solvent; | 91% |
3-acetylaminophthalic anhydride
(S)-1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-(methylsulfonyl)ethanamine N-acetyl-L-leucine salt
(S)-N-(2-(1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
With acetic acid for 24h; Reflux; | 89% |
With acetic acid for 24h; Reflux; | 89% |
3-acetylaminophthalic anhydride
(S)-N-(2-(1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
With acetic acid for 24h; Reflux; | 89% |
3-acetylaminophthalic anhydride
(S)-1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-1-d-2-(methylsulfonyl)ethanamine N-acetyl-leucine salt
(S)-N-(2-(1-d-1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
Stage #1: 3-acetylaminophthalic anhydride; (S)-1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-1-d-2-(methylsulfonyl)ethanamine N-acetyl-leucine salt With acetic acid for 24h; Reflux; Stage #2: With sodium hydrogencarbonate In water | 87% |
With acetic acid for 24h; Reflux; | 87% |
With acetic acid for 24h; Reflux; | 87% |
tetrahydrofuran
3-acetylaminophthalic anhydride
(S)-2-[1 (3-ethoxy-4-methoxyphenyl)]-1-methanesulfonyl-2-ethylamine
Conditions | Yield |
---|---|
With acetic acid for 4h; Reagent/catalyst; Reflux; | 87% |
Conditions | Yield |
---|---|
With urea In N,N-dimethyl-formamide at 100℃; for 6h; Concentration; Temperature; Solvent; | 85% |
Conditions | Yield |
---|---|
With acetic acid for 24h; Time; Reflux; | 85% |
3-acetylaminophthalic anhydride
(S)-1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-((methyl-d3)sulfonyl)-2,2-d2-ethanamine N-acetyl-L-leucine salt
(S)-N-(2-(1-(3-(ethoxy-d5)-4-(methoxy-d3)phenyl)-2-((methyl-d3)sulfonyl)-2,2-d2-ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
With deuteroacetic acid for 24h; Reflux; | 84% |
With acetic acid for 24h; Reflux; | 84% |
With acetic acid for 24h; Reflux; | 84% |
Conditions | Yield |
---|---|
With formic acid In methanol at 30℃; for 12h; Reagent/catalyst; | 84% |
Conditions | Yield |
---|---|
With acetic acid at 100 - 110℃; for 2h; | 83.7% |
Conditions | Yield |
---|---|
With acetic acid for 17h; | 83% |
Conditions | Yield |
---|---|
With acetic acid for 24h; Reflux; | 83% |
Conditions | Yield |
---|---|
Stage #1: tetrahydrofuran; C12H19NO4S*C10H10ClNO5 With potassium carbonate In dichloromethane; water at 30 - 33℃; for 0.5h; Stage #2: 3-acetylaminophthalic anhydride With acetic acid Reflux; | 83% |
3-acetylaminophthalic anhydride
(S)-2-[1 (3-ethoxy-4-methoxyphenyl)]-1-methanesulfonyl-2-ethylamine
Conditions | Yield |
---|---|
In acetic acid butyl ester at 110 - 125℃; Temperature; Large scale; | 80.4% |
R-4-amino-4-(3-ethoxy-4-methoxyphenyl)butan-2-ol
3-acetylaminophthalic anhydride
Conditions | Yield |
---|---|
With triethylamine at 80 - 90℃; for 7h; | 80% |
3-acetylaminophthalic anhydride
((S)-1-(ethoxy-d5)-4-methoxyphenyl)-2-(methylsulfonyl)ethanamine N-acetyl-L-leucine salt
(S)-N-(2-(1-(3-(ethoxy-d5)-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-4-yl)acetamide
Conditions | Yield |
---|---|
With acetic acid for 24h; Reflux; | 80% |
With acetic acid for 24h; Reflux; | 80% |
With acetic acid for 24h; Reflux; | 80% |
3-acetylaminophthalic anhydride
(S)-2-[1 (3-ethoxy-4-methoxyphenyl)]-1-methanesulfonyl-2-ethylamine
4-amino-2-[(1S)-1-(3-ethoxy 4-methoxyphenyl)-2-methanesulfonylethyl]-2,3-dihydro-1H-isoindole-1,3-dione
Conditions | Yield |
---|---|
With perchloric acid; acetic acid at 65 - 85℃; for 2.5h; Inert atmosphere; Reflux; | 80% |
3-acetylaminophthalic anhydride
aniline
3-acetylamino-N-phenylphthalimide
Conditions | Yield |
---|---|
With acetic acid at 100℃; for 17h; | 79% |
3-acetylaminophthalic anhydride
Conditions | Yield |
---|---|
Stage #1: (S)-1-(3-(ethoxy)-4-(methoxy-d3)phenyl)-2-(methylsulfonyl)ethylamine N-acetyl-L-leucine With sodium hydroxide In dichloromethane for 0.0833333h; Stage #2: 3-acetylaminophthalic anhydride With acetic acid In tetrahydrofuran at 70℃; for 24h; | 79% |
Conditions | Yield |
---|---|
Stage #1: (R,R)-O,O’-di-p-toluoyl-tartrate With potassium carbonate In dichloromethane; water at 30 - 33℃; for 0.5h; Stage #2: tetrahydrofuran; 3-acetylaminophthalic anhydride With acetic acid | 79% |
S-4-amino-4-(3-ethoxy-4-methoxyphenyl)butan-2-ol
3-acetylaminophthalic anhydride
Conditions | Yield |
---|---|
With triethylamine In DMF (N,N-dimethyl-formamide) at 80 - 90℃; for 7h; | 78% |
3-acetylaminophthalic anhydride
(R)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)-ethylamine
R-Apremilast
Conditions | Yield |
---|---|
With acetic acid Microwave irradiation; | 78% |
With acetic acid Reflux; |
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