Darifenacin intermediate IV is a chemical compound used as a pharmaceutical intermediate in the manufacturing of darifenacin. It is a salt-like mixture containing a stereochemically marked pyrrolidine derivative and tartaric acid.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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1-propylazetidin-3-ol
pharmaceutical intermediate
2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl)methyl 4-methylbenzenesulfonate
pharmaceutical intermediate
Diethyl aminomalonate hydrochloride
pharmaceutical intermediate
Atorvastatin tert-butyl ester
pharmaceutical intermediate
The international HS code for Darifenacin intermediate IV (CAS 134002-26-9) is 2933.99.
2933.99
2933 99 80
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
(2R,3R)-2,3-dihydroxybutanedioic acid;2,2-diphenyl-2-[(3S)-pyrrolidin-3-yl]acetamide
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Sourcing Darifenacin intermediate IV?
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