Circle each chiral center and determine if it is R or S configuration
Circle each chiral center and determine if it is R or S configuration ОН HHн H-...
4. Assign R or S configuration to each chiral center in each of the following molecules (A-D). Which are enantiomers and which are diastereoisomer? Hint: redraw the molecules if it makes it easier to visualize or use a modeling kit. H H A В CH Br Hас, Br 'CHs Нo Hас H он Br Br D CHз Hас Н. "CHз но Он CH3
6.(14) Determine the absolute configuration (R or S) for each chiral center in the following pairs of molecules. Also determine if the pairs are identical, enantiomers or diastereomers. CH3 ŅH uta ÇO2H a) b) & 11 CO2H & HO OH NH CH3 CH2 Cl -H CH3 CH3
Determine if the indicated chiral center is in the Ror S configuration. H CH3
5. Circle each chirality center in the following molecules and designate the R/S configuration (15 pt.): ОН НЕН H-CH3 OH
This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. HN NH OR os This molecule has several chiral centers labeled. Indicate the R/S configuration for the center labeled B. H3 CH3 НО СН3 НЕ ОН IIIty .(с NH2 ОН. ОН о ОН о
1. Assign R or S configuration on the chiral center(s) in each of the given molecule H =CH₂ сн,сня
1. (23 pts.) Label each stereocenter (chiral center) as Ror S. Label each molecule as chiral or achiral. CH ен-он H- CH3 . Он CH2OH Сн,он h) н он В ньон нон НО-Б-н ен,он но- н H-LOH CH OH
8. Assign R or S configuration on the chiral center(s) in each of the given molecule Cl 牖. a) H CH2CH3 HO d) c) f)
4. Consider the molecules shown below. Assign the R/S configuration to each chiral center below. If you have difficulty, try building a molecule. (4 points) он Br н NH2 Br
Examine the following molecules, and circle any that are chiral. Then, draw a box around any meso compounds. 4. CH3 он H2N H3 Br CH он CI он H O NH 5. Assign the absolute configuration (Ror S) to each stereogenic center in the following chiral molecules using the Cahn-Ingold-Prelog priority rules