p221 7. Alkyl halides Ⅹδ 0+
7. Alkyl Halides p.221 X C d + d -
What Is an alkyl halide An organic compound containing at least one carbon-halogen bond (C) X(F, Cl, Br, D replaces h Can contain many c-X bonds
What Is an Alkyl Halide • An organic compound containing at least one carbon-halogen bond (C-X) –X (F, Cl, Br, I) replaces H • Can contain many C-X bonds
β六六六 六六六 BI-NN-BI O 二溴海因
Cl Cl Cl Cl ClCl Cl Cl Cl Cl Cl Cl b-六六六 g-六六六 N N O O Br Br 二溴海因
C l CH CH Cl DDT 1874~1900~1972 1939 Miller P, (1948 Nobel Prize) LD≥:250 CC CHO CH OCH DMDDT LD0:6000 LD3mng/Kg50%死亡率的剂量
DDT Cl CH Cl CCl3 Cl CH Cl CH2 1874~1900~1972 1939 Miller P.,(1948 Nobel Prize) LD50:250 CH3O CH OCH3 CCl3 DMDDT LD50:6000 LD50(mg / Kg): 50%死亡率的剂量
OH OCHoCOH Naoh CICH Na CHOH then ho CI aa 24.5-T oXIn Seveso, Italy ( 1976)
Cl Cl Cl OH Cl Cl Cl Cl NaOH CH3OH ClCH2CO2Na then HCl Cl Cl Cl OCH2CO2H O O Cl Cl Cl Cl dioxin 2,4,5-T Seveso, Italy(1976)