Question

t-BuOK NaOH t-BuOK ༼ ག ཙ ༼ཅ་ NaOH t-BuOK

Can you please help me with drawing the arrows for each of these reactions (E2) and products. And if you would be so kind as to please also say why the Hydrogen was chosen? My initial guesses are wrong. Thank you.

Answer 1

(a) EQuoк en toucke я Substrate have two types ßtalom: subotoks bove to Mechanism tous les ~ + Kcl + EBuoH han de tBuok is bulky and stoonger base, it abstract less nclered! B-hydrogent atom and gives less subshituted alkene os major Procluct: le Hors mann elipunatico Product ser content (6) Vº Naoke | substrate have two types ols ß-H atom mechanism LI + the + NaI HG Nach Naot is small size and stronger base. It abstract the more slerically bendered B-H atoms and giver more substituted alkene a major product - Sayłzekls eliminahica Product c) VI tBuok substrate have two types ols ß-hydrogen atom mechanism Bus ng h Ebuok is bulky 4 stoconger baxe. It abokract the less steri ccelly hindered BH atom to gives less substituted alkene a major product.

y Nach Naon vt mechanism + NaBr + tho He Hoo Nao Substrate have only one type of B- hy drogen atom · It is abotracted by base ie Naot to gives single Product B6 (es i EBuok tauck, i mechanism ✓ + tbuot +Br touroko The substrate to have only one type of B-hydrogen atom. It is abstracted by base tBuok to gives single Product-