A D-Aldopentose Is Subjected to Kiliani-Fischer Chain Lengthening

question 88

Multiple Choice

A D-aldopentose is subjected to Kiliani-Fischer chain lengthening. What products result?

• A) two aldohexoses which are epimeric at C3
• B) two enantiomeric aldohexoses
• C) two enantiomeric aldopentoses
• D) two aldohexoses which are epimeric at C2
• E) a D-aldohexose and an L-aldohexose

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Definitions:

Confidence Interval

An estimated range of values calculated from a given set of sample data, reflecting where the true population parameter is expected to lie with a certain level of confidence.

Normal Distribution

A bell-shaped curve that represents the distribution of many types of data where most observations cluster around the mean.

Standard Error

A measure of the variability or dispersion of a sampling distribution.

Margin of Error

The largest anticipated discrepancy between the actual population parameter and its estimate derived from a sample.