(1α,2β,4β,5α,7α)-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-Oxa-9-azoniatricyclo[3.3.1.02,4]nonane Bromide

Chemical Name:(1α,2β,4β,5α,7α)-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-Oxa-9-azoniatricyclo[3.3.1.02,4]nonane Bromide
Synonyms:Tiotropium Bromide EP Impurity I;
CAS Number:136521-48-7
Alternate CAS #:749176-95-2
Molecular Formula:C₁₉H₂₂BrNO₄S₂
Molecular Weight:472.42
Category:Standards; Chiral Molecules; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:(1α,2β,4β,5α,7α)-7-[(Hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-Oxa-9-azoniatricyclo[3.3.1.02,4]nonane Bromide, is an impurity of Tiotropium Bromide (T444850), Muscarinic receptor antagonist. Bronchodilator.
References:Haddad, E.-B., et al.: Mol. Pharmacol., 45, 899 (1994); Donohue, J. F., et al.: Chest, 122, 47 (2002); Profita, M., et al.: Allergy, 60, 1361 (2005); Dusser, D., et al.: Eur. Respir. J., 27, 547 (2006);
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