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Home/Compounds/API/Tiotropium EP Impurity D
C18H19NO3S2
361.5 g/mol
API

Tiotropium EP Impurity D

CAS136310-66-2
Category
API
Compound Class
Ester
Primary Use
Pharmaceutical Raw Material

Tiotropium EP Impurity D is a chemical compound used as a pharmaceutical reference standard impurity, specifically for tiotropium-related quality control. It is a stereochemically defined molecule containing an ester, an alcohol, and an amine functional group within a bicyclic structure.

Pharmaceutical reference standard for impurity testingQuality control in tiotropium manufacturing

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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Identifiers
IUPAC Name

[(1R,5S)-8-methyl-8-azabicyclo[3.2.1]oct-6-en-3-yl] 2-hydroxy-2,2-dithiophen-2-ylacetate

InChIKey

WUOOUIFCFAXEKJ-PBWFPOADSA-N

SMILES

CN1[C@@H]2CC(C[C@H]1C=C2)OC(=O)C(C3=CC=CS3)(C4=CC=CS4)O

Synonyms (11)
  • 2-Thiopheneacetic acid, a-hydroxy-a-2-thienyl-, 8-methyl-8-azabicyclo[3.2.1]oct-6-en-3-yl ester, endo-; Di(2-thienyl)glycolic acid tropenol ester; 2-Thiopheneacetic acid, a-hydroxy-a-2-thienyl-, (3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-6-en-3-yl ester; Tiotropium Bromide Monohydrate Imp D (EP)
  • Tiotropium EP Impurity D
  • Tiotropium impurity D