The title compound N-octyl rotenone oximino carbamate（C32H40N2O7） has been synthesized by the reaction of rotenone oxime with octyl isocyanate,and its crystal structure was determined by single-crystal X-ray diffrac...The title compound N-octyl rotenone oximino carbamate（C32H40N2O7） has been synthesized by the reaction of rotenone oxime with octyl isocyanate,and its crystal structure was determined by single-crystal X-ray diffraction.The crystal belongs to the monoclinic system,space group P21 with a=11.4311（8）,b=10.3717（7）,c=12.7490（9）A,β=105.0770（10）°,Z=2,V=1459.49（18）A^3,Mr=564.66,Dc=1.285g/cm^3,S=1.087,μ=0.090 mm^-1,F（000）=604,the final R=0.0426 and wR=0.0937 for 2599 observed reflections（I〉2σ（I））.X-ray analysis reveals that the molecule has an approximately V-shaped structure,and the absolute configurations of C（7）,C（8） and C（18） are R,S and R,respectively.The oxime ester is in an E configuration.Intermolecular N-H…O hydrogen bond exists in the crystal.The preliminary bioassay shows that the title compound possesses strong insecticidal activity against Mythimna separate,and displays moderate fungicidal activity against Erysiphe graminis.展开更多
基金Supported by the Central University Basic Scientific Research Fund of Hunan University(2009)
文摘The title compound N-octyl rotenone oximino carbamate（C32H40N2O7） has been synthesized by the reaction of rotenone oxime with octyl isocyanate,and its crystal structure was determined by single-crystal X-ray diffraction.The crystal belongs to the monoclinic system,space group P21 with a=11.4311（8）,b=10.3717（7）,c=12.7490（9）A,β=105.0770（10）°,Z=2,V=1459.49（18）A^3,Mr=564.66,Dc=1.285g/cm^3,S=1.087,μ=0.090 mm^-1,F（000）=604,the final R=0.0426 and wR=0.0937 for 2599 observed reflections（I〉2σ（I））.X-ray analysis reveals that the molecule has an approximately V-shaped structure,and the absolute configurations of C（7）,C（8） and C（18） are R,S and R,respectively.The oxime ester is in an E configuration.Intermolecular N-H…O hydrogen bond exists in the crystal.The preliminary bioassay shows that the title compound possesses strong insecticidal activity against Mythimna separate,and displays moderate fungicidal activity against Erysiphe graminis.
