Description

Carprofen CAS NO 53716-49-7 is a non-steroidal anti-inflammatory drug (NSAID) belonging to the carbazole acetic acid class. It is a critical active pharmaceutical ingredient (API) valued for its potent anti-inflammatory, analgesic, and antipyretic properties. This compound is primarily utilized in the veterinary pharmaceutical industry for the management of pain and inflammation associated with osteoarthritis and post-operative recovery in dogs.

Application

• Primary use as an Active Pharmaceutical Ingredient (API) in veterinary NSAID formulations.
• Manufacturing of chewable tablets, caplets, and injectable solutions for canine pain management.
• Treatment of canine osteoarthritis to improve mobility and reduce discomfort.
• Post-operative pain control following surgical procedures in dogs.
• Management of soft tissue and musculoskeletal inflammation.
• Used in veterinary research and development for new therapeutic applications.

Basic Information

Product Name	Carprofen
CAS No.	53716-49-7
Molecular Formula	C15H12ClNO2
Molecular Weight	273.71 g/mol
Synonyms	6-Chloro-α-methyl-9H-carbazole-2-acetic acid; Rimadyl (Pfizer trade name); Zenecarp; Quellin; Carprodyl; Vetprofen; CPD; (±)-Carprofen
EINECS	258-680-3

Quality Control

Our Carprofen is manufactured under strict GMP (Good Manufacturing Practice) guidelines to ensure the highest standards of purity and consistency. Each batch undergoes comprehensive analytical testing, including identification, assay, and impurity profiling, to meet or exceed pharmaceutical-grade specifications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with all release criteria.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). Due to its hygroscopic nature, protect from moisture. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Identification (HPLC)	Retention time matches reference
Assay (HPLC)	98.0% - 102.0% (on anhydrous basis)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%
Optical Rotation	-0.10° to +0.10° (c=1 in methanol)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.