CAS Number: 1346601-49-7
Chemical Name: Metaproterenol-d7 Hemisulfate Salt
Molecular Formula: C11H10D7NO3•1/2H2SO4
Molecular Weight: 267.34

CAS Number: 586-06-1
Chemical Name: Orciprenaline
Molecular Formula: C11H17NO3
Molecular Weight: 211.26