What is the configuration of the following chiral center? OH 4 H3C 2 CH3
4. Put an asterisk (*) next to each chiral center in the structure of erythronolide B, a metabone precursor to the commercial antibiotic, erythromycin. H3C .CH OH CH3 нс, Toi Erythronolide R Нас Анас OH 5. Determine whether the chirality centers in the following molecules have Rors configuration. (a) H (b) OCH2CH3 (c) OH NO-C-OH HC-CH3 H₃C-C-CH₂OH (a) HOH (b) c) HOCHZ HOCH2 CO2H 6. Are the following molecules chiral or achiral? If they are chiral, put an asterisk next...
Determine if the indicated chiral center is in the Ror S configuration. H 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
1 Determine the R/S orientation of the indicated chiral center(s) in the following molecules. If there is only one chiral center in the molecule, choose (none). H3C CH3 a Visited b H H3C Molecule #1 (B-thujene ): Center a: Center b: CH3 CH2 HO CH3 Molecule #2 ( rhodinol): Center a: Center b: CH3 OH CH, H3C CH3 H H H H CHE H H HO H CH3 H HO H 2-butanol OH CH3 CH a H b с The...
thank you!!! 1. Identify the configuration of each chiral center in the following compounds. Draw the enantiomer for each of the following compounds. OH Br b) HO H c) *** 4 Name CHEM 2200-Summer 2020 OH d) OCH e) -OH CI
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
14. Which of the following chiral compounds is(are) S enantiomer(s)? I. OH Hac H3C OH H3C ?CI H3C HC HCH2C HCH2C A) I B) II C) III D) I and II E) I and III "ci
4. Assign R or S configuration at each chiral center below. (2 points) CIH
Practice Problem 05.39g Identify the configuration of each chiral center in the following compound: 135 In the boxes below, first input the number(s) corresponding to the chiral center(s) in numerical order as a comma separated list with no spaces (e.g., "1,3,4"). Then input the configuration(s) of the chiral center(s) in the same order and format (e.g., "R,S,S"). chiral center location(s): Configuration(s):
Determine the configuration for every chiral center in each of the following compounds: