CAS Number: 80-35-3
Chemical Name: Sulfamethoxypyridazine
Molecular Formula: C11H12N4O3S
Molecular Weight: 280.30

CAS Number: 1172846-03-5
Chemical Name: Sulfamethoxypyridazine-d3
Molecular Formula: C11H9D3N4O3S
Molecular Weight: 283.32