How many stereogenic centers are there in the following molecule (the naturally occurring stereoisomer is the male hormone testosterone)?

Question

Quizplus · Accepted Answer

There are six stereogenic centers in the molecule, which are marked with asterisks:
- The carbon with a methyl group and three hydrogens attached to it (upper left of the hexagon)
- The carbon with a methyl group and two hydrogens attached to it (upper right of the hexagon)
- The carbon with an ethyl group, a methyl group, and a hydrogen attached to it (middle of the hexagon)
- The carbon with two ethyl groups and a hydrogen attached to it (bottom left of the hexagon)
- The carbon with a methyl group, a hydrogen, and a hydroxyl group attached to it (bottom right of the hexagon)
- The carbon with four rings attached to it (top of the hexagon)

How Many Stereogenic Centers Are There in the Following Molecule