Which Reagents Would You Use to Prepare the Following Substance

question 93

Multiple Choice

Which reagents would you use to prepare the following substance from ethyl acetoacetate?

• A) (i)NaH/DMSO;(ii)PhCOCl;(iii)OH ^- /H₂O,heat;(iv)H₃O⁺;(v)heat
• B) (i)NaOEt/EtOH;(ii)PhCOCH₂Br;(iii)OH ^- /H₂O,heat;(iv)H₃O⁺;(v)heat
• C) i)heat;ii)NaOEt/EtOH;iii)PhCOCH₂Br
• D) (i)NaOEt/EtOH;(ii)PhCl
• E) (i)NaOEt/EtOH;(ii)PhCOCl;(iii)OH ^- /H₂O,heat;(iv)H₃O⁺;(v)heat

Comprehend the role of research and the collection of data in social media.

Understand how to measure and interpret social media analytics and metrics.

Grasp the concept of Key Performance Indicators (KPIs) in the evaluation of social media success.

Identify various tools for monitoring and analyzing social media platforms.

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Definitions:

Anxiety

Anxiety is a psychological state characterized by feelings of tension, worried thoughts, and physical changes like increased blood pressure, stemming from anticipation of future concerns.

Xanax

A prescription medication, generically known as alprazolam, used primarily for treating anxiety and panic disorders by acting on the brain and nerves to produce a calming effect.

Bilateral Anterior Cingulotomy

a neurosurgical procedure involving selective destruction of areas in the anterior cingulate cortex to relieve symptoms of mental disorders resistant to other treatments.

Major Depression

A mental disorder characterized by a persistent and severe low mood that is accompanied by low self-esteem and by a loss of interest or pleasure in normally enjoyable activities.