Which of These Compounds Can React with 4-Methylpentanal to Afford

question 163

Multiple Choice

Which of these compounds can react with 4-methylpentanal to afford good yields of the crossed aldol product?

• A)3-(4-Nitrophenyl)propanal
• B)2-Ethyl-2-methylheptanal
• C)2-(4-Nitrophenyl)propanal
• D)3-(4-Nitrophenyl)-2-butanone
• E)None of the above compounds will give good yields of the crossed aldol product with 4-methylhexanal.

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A movement type characterized by sliding or gliding smoothly over a surface, commonly associated with snakes.

Creep

The slow, continuous, gradual movement of soil, earth, or rock down a slope due to gravity.

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To elevate means to raise something to a higher position or level, physically or metaphorically.

Friction

A force that opposes the movement of two surfaces that are in contact with each other.