Cyanine 5, SE Product Catalog # Size Price (USD) Quantity Cyanine 5, SE240306-100MG100 mg$1,000.00 - Cyanine 5, SE-100MG quantity + Cyanine 5, SE240306-500MG500 mg$2,500.00 - Cyanine 5, SE-500MG quantity + Cyanine 5, SE240306-1G1 g$3,500.00 - Cyanine 5, SE-1G quantity + Add to cart Description Synonyms: Equivalent of Cy5 NHS Ester CAS #: 146368-14-1 Molecular Formula: C37H43N3O10S2 Molecular Weight: 753.9