3-Acetamidophthalic Anhydride CAS 6296-53-3 Purity >98.0% (HPLC) Apremilast Intermediate

Short Description:

Chemical Name: 3-Acetamidophthalic Anhydride 

CAS: 6296-53-3

Purity: >98.0% (HPLC)

Appearance: White to Light Yellow Solid

Intermediate of Apremilast (CAS: 608141-41-9)

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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6296-53-3 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of 3-Acetamidophthalic Anhydride (CAS: 6296-53-3) with high quality, intermediate of Apremilast (CAS: 608141-41-9). Apremilast is used for the treatment of active psoriatic arthritis (PsA) and moderate to severe chronic plaque psoriasis (PSOR).
Ruifu Chemical can provide high-quality Apremilast intermediates and impurities.
Ruifu Chemical can provide worldwide delivery, competitive price, excellent service.
Purchase Apremilast intermediates and impurities or other products, please e-mail: alvin@ruifuchem.com

Intermediates of Apremilast:

6296-53-3 - Chemical Properties:

Chemical Name 3-Acetamidophthalic Anhydride
Synonyms N-(1,3-Dioxo-1,3-Dihydro-2-Benzofuran-4-yl)acetamide; N-(1,3-Dioxo-1,3-Dihydroisobenzofuran-4-yl)acetamide; 3-Acetylaminophthalic Anhydride; Apremilast Impurity 2
Stock Status In Stock 
CAS Number 6296-53-3
Molecular Formula C10H7NO4
Molecular Weight 205.17 g/mol
Melting Point 184.0 to 188.0℃ 
Density 1.512±0.06 g/cm3 
Refractive Index n20/D 1.657
Store Under Inert Gas Store Under Inert Gas
Sensitive Moisture Sensitive  
Storage Temperature Store Long-Term at 2-8℃ Refrigerator
Shipping Conditions Ambient  
COA & MSDS Available
Origin of Product    Shanghai, China
Product Categories
Apremilast Intermediate 
Brand Ruifu Chemical

6296-53-3 - Specifications:

Items Specifications  Results
Appearance White to Light Yellow Solid  Conforms  
Melting Point 184.0~188.0℃ 185.0~186.0℃
Loss on Drying <0.50% 0.32%
Residue on Ignition <0.20% 0.03%
Purity / Analysis Method >98.0% (HPLC)  99.9%
Infrared Spectrum Conforms to Structure   Conforms 
NMR Spectrum Conforms to Structure   Conforms   
Conclusion The product has been tested and complies with the given specifications
Application Intermediate of Apremilast (CAS: 608141-41-9) 

6296-53-3 - Package/Storage/Shipping:

Package: Fluorinated bottle, Aluminium foil bag, 25kg/cardboard drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed. Store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Keep away from sunshine; avoid fire and heat sources; avoid moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

6296-53-3 - Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

6296-53-3 - FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

6296-53-3 - Safety Information:

HS Code  2934999099                                           

6296-53-3 - Application:

3-Acetamidophthalic Anhydride (CAS: 6296-53-3) is used in the synthesis of Apremilast (CAS: 608141-41-9). Apremilast is an oral phosphodiesterase 4 inhibitor used in the treatment of adults with active psoriatic arthritis and adults with moderate to severe plaque psoriasis.

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