Category
Solifenacin
CAS Number
118864-75-8
Molecular Formula
C15H15N
Molecular Weight
209.29 g/mol
Catelogue Number
MLS-SFA-IMP-A
Synonym

(S)-1-phenyl-1,2,3,4-tetrahydroisoquinoline; (1S)-1,2,3,4-Tetrahydro-1-phenylisoquinoline;(+)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline; (S)-(+)-1-Phenyl-1,2,3,4-tetrahydroisoquinoline; (1S)-1-phenyl-1,2,3,4-tetrahydroisoquinoline

Keywords
Aromatics
Chiral standards
Heterocycles
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Solifenacin EP Impurity A is a process- or degradation-related impurity associated with Solifenacin, a muscarinic receptor antagonist used to manage overactive bladder. It is formed during synthesis or storage and is routinely monitored in drug substances and formulations as part of impurity profiling. It has a CAS Number of 118864-75-8, molecular formula of C15H15N, molecular weight of 209.29 g/molThis impurity is controlled in accordance with ICH regulatory guidelines to ensure product quality, safety, and consistency. Its accurate identification and quantification are essential for stability testing, quality control, and regulatory submissions.

Manasa Life Sciences manufacture and supplies high-quality impurity reference standards in Hyderabad, India, serving markets across Asia, Europe, Africa, the GCC, and the UAE with full traceability and Good Documentation Practices (GDP). We also provide comprehensive support through certified standards, risk assessment services, and advanced LC-MS/MS and GC-MS method development and validation, enabling precise impurity analysis and helping manufacturers meet USP/ICH standards while ensuring patient safety.