Question

can someone do these for me please! i’m having a hard time doing it

the skill 20.8 Draw a plausible mechanism for each of the following transformations MoO OM H501 MOH -HO гое dh skill 20.9 Draw a plausible mechanism for each of the following reactions 20.10 Predict the product of each of the following reactions H.S01 есен мон HO CONCEPTUAL CHECKPOINT 20.11 Propose a n t synthesis for each of the following transformations con 2.12 roser more 20.12 Predict the productores

Answer 1

Questions are solved using concepts of protection and deprotection.

Solution - 20.8 - -olme [M2504 eiuss MeOH Mechanism 12 804 — ht+HS OR Dong +HO -H20 HOME ora HO ot -oet TS OH exu 88 ELON -H₂O POLO

DATE: YAPACE Mechanism SHOH __OCH Product Oct [H₂SO4) exuts Eton Mechanism host OOST DE! OH Product POLO

1 DATE: PAGE NO.: OM OMLE BOH eyocesti OK - 10 Mechaulsly - Meckoue МОИ омен KON Product 20.9 (Mechanisen) o e as OH CARSO of --H,0 Mecha Parlamentin kiм – The +HO OM 0001 0 0 Product Cacital)

1 V DATE: PAGE NO.: (H2SO4) -Hyo Mechanism - HO KO OH OH XXV Product (Acital) 20.10 (predict Product) AMU come [H2 Stq excess MOON Product HOVOM (H₂80g) product

20.11 LECH odluci - ECH OK on -NT Protection aut C-TSOM Lars Br cate Czcy de production Pulsduet) Synthesis - ketou ezo is more electrophilic than exfen czo first of we protect co of feetone as - tena cp N 84 no on profection Card S-Tson on le ph deprotection

DATE: PAGE NO elor - Synthesis - San suodatin e funghi bH Қоси, 2012 – (Paddict Produt) - (Readuct) MOH I creaduct) 1) + O o postuet) + Troll on temom product)