Question

Please answer all. thanks

QUESTION 5 HO Reaction C Reaction D Consider the structural changes that take place during Reaction C and Reaction D and the fundamental mechanisms that you identified from the previous question. Fill in the boxes with the missing reagent that is required to complete Reaction C and Reaction D? (Choose only one reagent per reaction.) O Reaction C: HCI Reaction C: Cl2, heat Reaction C: SOCl2 with pyridine Reaction D: KOC(CH3)3 O Reaction D: NaOCH2CH3 Reaction D: HOCH2CH3

Answer 1

Pyrid Reach c Mechanism: orang-o rang 1 +SOHa 1 x 8 cms) :. correct options are, w Reach c : sol, with pyridine Reaca Di KOC(CH3)2 Q.A. HO sod, with Pyridine KOC(CH3)3 SN2 E2 (Hofmann's rule) Rear -c Reach - . From the above mechanism of Q.5, the first step in SN2 mechanism and second step is E2 elimination which follows Hotmann's rule. . correct options are Reaca C: SN 2 Recen D: E2 (Hot mann's rule) Q.3 Loh Nath too Br CH2CH3 tor Rear - A Rear B Mechanism: Naht . hon Nat hoo Bra hon O -H Rear B Reas A Proton abstraction SN 2 rear & Correct options are -Reach A : Nah Rear B: BY CH₂ CH3

Q.1 » HLÖ ] 1,2-H shift 30 carbcation (more stable) 20-carbcation S o .. Correct comet option in s tel. option is , Hel.

SN2 Lo Nah Loo Br CH₂ CH3 ton Acid/ base (deprotection) Reach B Reach-A from the above mechanism of Q. 3 the first step is deprotonation reach by Nah base and second step is SN2 reaca