41353-91-7

1'-Azaspiro[oxirane-2,3'-bicyclo[2.2.2]octane] (also known as Spiro[oxirane-2,3'-quinuclidine]) is a key intermediate in the synthesis of Mequitazine. Mequitazine is an antihistamine preparation, commonly used to treat bronchial asthma, allergic rhinitis, urticaria, and pruritus associated with dermatological conditions (eczema, dermatitis, pruritus).

4-Azaspiro[bicyclo[2.2.2]octane-2,2'-oxirane] is an intermediate used in the synthesis of trans-Cevimeline Hydrochloride (C283525), which is a reagent in the preparation of spiro-oxathiolane/quinuclidine sulfoxide derivative for the treatment of central nervous and cholinergic system disease or disorders.