Coelenterazine Product Catalog # Size Price (USD) Quantity Coelenterazine240317-5MG5 mg$300.00 - Coelenterazine-5mg quantity + Coelenterazine240317-25MG25 mg$1,000.00 - Coelenterazine-25mg quantity + Coelenterazine240317-100MG100 mg$3,000.00 - Coelenterazine-100mg quantity + Add to cart Description CAS #: 55779-48-1 Molecular Formula: C26H21N3O3 Molecular Weight: 423.5