52. Through what basic mechanism is 1-methylcyclohexanol converted to 1-bromo-1-methylcyclohexane upon treatment with HBr? (A) (B) (C) E1 (D) E2

49. Which series of reagents would be required to perform the following synthesis? (A) 1. ClCH2CH2CH3, AlCl3 2. FeBr3, Br2 (B) 1. ClCOCH2CH3, AlCl3 2. FeBr3, Br2 (C) 1. ClCOCH2CH3, AlCl3 2. FeBr3, Br2 3. Zn(Hg), HCl (D) 1. ClCOCH2CH3, AlCl3 2. Zn(Hg), HCl 3. FeBr3, Br2