It’s only fair to share… SPIROBUDIFEN cas 1305319-70-3 413.3 g/mol, C20H22Cl2O5 Butyl 3-(2,4-dichlorophenyl)-2-oxo-1-oxaspiro[4.5]dec-3-en-4-yl carbonate Butyl 3-(2,4-dichlorophenyl)-2-oxo-1-oxaspiro[4.5]dec-3-en-4-yl carbonate Spirobudifen is an oxaspiro compound that is 1-oxaspiro[4.5]dec-3-en-2-one substituted by 2,4-dichlorophenyl and (butoxycarbonyl)oxy groups at positions 3 and 4, respectively. It is an acaricide from Zhejiang Udragon Bioscience. It is a dichlorobenzene, an oxaspiro compound, an organochlorine acaricide and a carbonate …