Cyanine 3, SE Product Catalog # Size Price (USD) Quantity Cyanine 3, SE240302-100MG100 mg$1,200.00 - Cyanine 3, SE-100MG quantity + Cyanine 3, SE240302-500MG500 mg$2,800.00 - Cyanine 3, SE-500MG quantity + Cyanine 3, SE240302-1G1 g$3,800.00 - Cyanine 3, SE-1G quantity + Add to cart Description Synonyms: Equivalent of Cy3 NHS Ester CAS #: 146368-16-3 Molecular Formula: C35H41N3O10S2 Molecular Weight: 727.8