Citalopram R-Isomer

Citalopram R-Isomer product with CAS: 219861-53-7 is also known as (R)-(-)-1-(3-Dimethylaminopropyl)-1-(4-fluoro-phenyl)-1,3-dihydro-isobenzofuran-5-carbonitrile oxalate. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require. Citalopram R-Isomer is generally used for Quality Control (QC), Quality Assurance (QA) during commercial production of Citalopram and its related formulations. Moreover, (R)-(-)-1-(3-Dimethylaminopropyl)-1-(4-fluoro-phenyl)-1,3-dihydro-isobenzofuran-5-carbonitrile oxalate is also used in the process of Abbreviated New Drug Application (ANDA) filing to FDA and toxicity study of respective drug formulation.