試題詳解

3. All are true statements about L-isoleucine EXCEPT:
(A) Its enantiomer is named D-isoleucine.
(B) L-alloleucine would be its diastereomer.
(C) It contains a total of two asymmetric or chiral carbons.
(D) It can also be named as (2S,3S)-isoleucine using the (R,S) system.
(E) Its diastereomer would be named D-leucine.