Pipipyrazine is a nonnarcotic oral cough suppressant, cough suppressant.

2167-85-3

C21H25N3O3S

399.51

Pipazetatum;Theratuss;Pipazetate;Lenopect;pipazethate monohydrochloride;Pipazethate

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years