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Includes: HPLC, MASS/LC-MS, 1H NMR, FT-IR, Potency, Structure Elucidation Report (SER), and additional analytical data depending on the product.

2514962-60-6Terfenadine EP Impurity E (Free Base)

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Catalogue No.:	VE0025729
CAS No.:	2514962-60-6
Mol. Formula:	C20H31NO3
Mol. Weight:	333.47 g/mol

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Additional information on CAS 2514962-60-6

Parent drug

Terfenadine

IUPAC Name

1-[(4RS)-4-[4-(1,1-Dimethylethyl)phenyl]-4-hydroxybutyl]piperidine-4-carboxylic acid

Smiles

[H][C@@](C1=CC=C(C(C)(C)C)C=C1)(O)CCCN2CCC(C(O)=O)CC2

InChI

InChI=1S/C20H31NO3/c1-20(2,3)17-8-6-15(7-9-17)18(22)5-4-12-21-13-10-16(11-14-21)19(23)24/h6-9,16,18,22H,4-5,10-14H2,1-3H3,(H,23,24)/t18-/m1/s1

Description

Terfenadine EP Impurity E (Free Base), CAS 2514962-60-6, is a characterized synthetic byproduct critical for impurity profiling in terfenadine development and quality control. This impurity is supplied with defined purity and analytical data to support HPLC, LC-MS and NMR identification, method validation and forced degradation studies. Material aids quantification of impurity limits, chromatographic retention time assignment and structure confirmation during process development and batch release testing. Documentation includes certificate of analysis, stability data and recommended storage to minimize conversion. Sourcing of authenticated Impurity E streamlines regulatory submissions and ensures reproducible impurity assessment for pharmacopeial compliance.