A very etticient synthesis of resveratrol was reported in 2006. Identify the missing reagents. он reagent 1 reagent 2 но но reagent 3 он reagent 4 но Identify reagent 1: Identify reagent 2: O Ph3P=CH, O CH,=CHMGB tert-butoxide, tert-butanol O acetyl chloride, NaOH, H,O O Sodium acetate, water O CH, OH, H* Identify reagent 3: Identify reagent 4:

1. Rank the following substances in order of increasing reactivity towards nucleophilic acyl substitution (the least reactive is 1 and the most reactive is 5). 요 OPh HO

Identify the best reagents to complete the following reaction. H20 pyridine PHCH:OH B pyridine PHOH pyridine 1. SOCI2 2. PHCH2OH, pyridine 1. NaOH 2. PHCH2OH

On the synthesis of Product A, was there a notable difference when you used KOH versus LDA as base? Provide a brief explanation. Aldehydes:Butyraldehyde  Bases: KOH, LDA Solvents: Ethanol, Ether Reactions: Butyraldehyde + Ethanol + KOH or LDA Butyraldehyde + Ether + KOH

What reagents is needed for this reaction?

Fill in the blanks with necessary reagents CH3 ос (2 equiv) Н N(CH3)2 зови Н Он OH N(CH3)2

What is the best choice of reagent to achieve the following reaction? ? H2/Pd NaOH, H₂O H2SO4 K2Cr2O7, H2SO4 CH3 + CH3CH2OH

Draw the step by step reaction mechanism of the following Achmatowicz reaction. reagents:NBS NaHCO3 H2O