Tiotropium Bromide Impurity I

噻托溴铵杂质I

Also known as: Tiotropium EP Impurity I, Tiotropium Bromide EP Impurity I, Tiotropium Bromide Impurity 9, Tiotropium Bromide Impurity 22 Bromide, (1R,2R,4S,5S,7r)-7-[(2-Hydroxy-2,2-dithiophen-2-ylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonane Bromide, (1R,2R,4S,5S,7r)-7-(2-Hydroxy-2,2-di(thiophen-2-yl)acetoxy)-9,9-dimethyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium bromide

Tiotropium Bromide Impurity I (CAS 136521-48-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C19H22BrNO4S2 and a molecular weight of 472.41600 g/mol. It is also known as Tiotropium EP Impurity I, Tiotropium Bromide EP Impurity I and Tiotropium Bromide Impurity 9. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 136521-48-7
Jingsj CID: J-1134886-1
Molecular Formula: C₁₉H₂₂BrNO₄S₂
Chinese Name: 噻托溴铵杂质I
Molecular Weight: 472.41600 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of Tiotropium Bromide Impurity I?

The CAS number of Tiotropium Bromide Impurity I is 136521-48-7.

What are the molecular formula and molecular weight of Tiotropium Bromide Impurity I?

Tiotropium Bromide Impurity I has molecular formula C19H22BrNO4S2 and molecular weight 472.41600 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Tiotropium Bromide Impurity I (CAS 136521-48-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1134886-1 (accessed 2026-10-27).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.