The specific rotation of a pure enantiomer is + 16o. Its observed rotation if it is isolated from a reaction with 25% recemisation and 75% retention is
% Enantiomeric excess
Observed specific rotation
= + 12o.
The molecular formula of a saturated compound is C2H4Cl2. The formula permits the existence of two
Keto form is more stable in
Enol form is more stable in
Which will form geometrical isomers?
(+) and (–) forms of optically active compounds are different in
Number of chiral centres in
Which of the following statements is not correct?
The functional groups —OH, —COOH, —CHO, —OCH3 attached to a chiral carbon is in the preference order
Which of the following statements is/are incorrect for D-(+)-glyceraldehyde?
An enantiomerically pure acid is treated with racemic mixture of an alcohol having one chiral carbon. The ester formed will be