Secorapamycin B, is an impurity of Rapamycin, a triene macrolide antibiotic isolated from Streptomyces hygroscopicus. Used as an immunosuppressant; antirestenotic. Sirolimus (INN/USAN),
Molecular Formula:C51H81NO14
Molecular Weight:932.19
Storage and Stability:Store at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap.