Question

一分子式为C4H6的链烃,能使高锰酸钾酸性溶液和溴的四氯化碳溶液褪色,与银氨溶液可生成白色沉淀,与硫酸贡的稀硫酸溶液反应

Answer 1

CH3-CH2-C≡CH 2-丁炔

CH3-CH2-C≡CH + 2Br2 → CH3-CH2-CBr2-CHBr2

CH3-CH2-C≡CH + Ag(NH3)2OH →CH3-CH2-C≡C-Ag↓ +2NH3+H2O

CH3-CH2-C≡CH + H2O → CH3-CH2-CO-CH3 HgSO4作催化剂