Milbemycin B,5-O-demethyl-28-deoxy-6,28-epoxy-25-ethyl-26-[(3-methyl-1-oxo-2-buten-1-yl)oxy]-,(6R,25R)- is a chemical compound registered under CAS number 119053-94-0, with the molecular formula C37H52O9 and a molecular weight of about 640.81 g/mol. It is also known as MilbemycinB, 5-O-demethyl-28-deoxy-6,28-epoxy-25-ethyl-26-[(3-methyl-1-oxo-2-butenyl)oxy]-,(6R,25R)- (9CI); Spiro[11,15-methano-2H,13H,17H-furo[4,3,2-pq][2,6]benzodioxacyclooctadecin-13,2'-[2H]pyran],milbemycin B deriv; Antibiotic KSB 1939S5. KingChemi supplies Milbemycin B,5-O-demethyl-28-deoxy-6,28-epoxy-25-ethyl-26-[(3-methyl-1-oxo-2-buten-1-yl)oxy]-,(6R,25R)- for laboratory research and bulk production; product code 1079383. Send an inquiry for purity, packaging, price and lead time.