- not
always a
specific atom,
often carbon.
Stereocenters can
exist on
chiral or
achiral molecules;
stereocenters can
contain single bonds or
double bonds...
-
stereogenic element is a
stereogenic center, or
stereocenter. In the case of
organic compounds,
stereocenters most
frequently take the form of a
carbon atom...
-
exactly two of
those C
atoms are
stereocenters, the
stereocenters are adjacent, and the two
substituents on each
stereocenter can
clearly be
labeled as "larger"...
-
presented as:
Identification of
stereocenters and
double bonds; ****ignment of
priorities to the
groups attached to each
stereocenter or double-bonded atom; and...
- are
optically active. This
means that
despite containing two or more
stereocenters, the
molecule is not chiral. A meso
compound is
superposable on its...
-
breaking covalent bonds to the
stereocenter, for example, by
inverting the
configurations of some or all of the
stereocenters in a compound. An
epimer is...
- from
plants such as
Siberian larch and milk thistle.
Taxifolin has two
stereocenters on the C-ring, as
opposed to
quercetin which has none. For example,...
-
constitutional isomers. 8 of
these isomers have one
stereocenter; 3 of them have two
stereocenters.
Achiral Isomers: 2-Methylheptane 4-Methylheptane 3-Ethylhexane...
-
Second asterisks are
placed by
potential stereocenters as
indicators (*).
Third the
pairs of each
stereocenters R and S
orientations are
combined through...
-
stereocenters. In the
image of RRR-α-tocopherol below, all
three stereocenters are in the R form. However, if the
middle of the
three stereocenters were...