having trouble with R and S configuration, can someone help out with this sheet? 17 Br>Cl'7...
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
3. Assign R or S configuration to the chirality centers of the following molecules. ҫн, сн, b) но н H Br COOH c) H CH COOH CH,CH н. сн,Cн он HO d) H Br H Br h) CH CH,о, g) HO Н СООН CH hway.com
2) Order the following alkenes from most stable to least stable Нас Нас с-сн, н,с Hас +C- Нас н CHs -CH3 H Hе most stable least stable (a) I (b) I (c) I ll (d) 7) Order the following C-H bonds from strongest to weakest. strongest weakest (a) (b) (c) II (d) 8) Which of the following is represents the lowest energy transition state for the addition of BH, to 2-methyl-1-propene? quCH «сHs нСи Нас (b) (a) Нив--н H H...
designate the R/S configuration
6. 5. н он н он н он NH2 но 7 н CHа Eо Н Br н сHа но 10. Он 11 12. н Сна н он нон но 14. NH 2 Он 13 15. н сн н он 18. Насо н 17 16 Answer key correct but Error in movie for 16 н он н он н Cнз Br CH3 H2N 21. Н NH2 Он 20. 19. Answer key comеct but Error in movie for...
1. Draw the following compounds. Each question is out of two marks. Drawing Name 2-phenyl hexanal 2-ethyl octan-1,2,7-triol para-chlorophenol cis-pent-3-en-2-ol 1,3-diphenylpropan-2-one ethyl butanoate 4-hydroxy-4-propyl hept-2,5-diene-1-amide N-pentyl-2,3-difluoro butanamide 2. Name the following compounds. Each question is out of two marks. Drawing Name CH3 CH Н.С Он Н. Н. Н.С Н. Н Н.С Н Н с Н CH CH НАС Н.С. CH2 Н.С. Н сн. HC H2 CH, CH Он Н.С CH, Н С. Н H C Н.С Н. На CH Н.С...
Please answer a-f!!!
Problem 1: Consider the following pairs of structures. Designate each chirality center as (R) or (S) and identify the relationship between them by describing them as representing enantiomers, diastereomers, constitutional isomers, or two molecules of the same compound. F Н Br (a) Н and CHs Br Hас, СН H (b) and Br Br F CH3 Н. Br Cн Br and (e) НаС F F CH3 H I Br Нас. CH3 Br (d) and F CH3 н F...
3. Assign R or S configuration to the following molecules: Br F Н. F H- Br CH, Br CHECH, H CH2CH3 CH2CH3 CH, CH, -CHE OH H CH=CH2 H3CH2 HY CH(CH3)2 CH 4. Label each pair of stereoisomers below as A,B,C,D a Enantiomers b. Diastereomers Identical d Meso Compounds
3. Assign R or S configuration to the following molecules: Br F H F . Br F Br -CH CH=CH2 H CH2CH3 CH2CH3 CH3 CH2 --CH3 OH H -CH=CH2 H3C 7 CH3 H CH(CH3)2
H 9. For each molecule: 1) Identify all possible enantiomers and distinguish those that are enantiomers, diastereomers and meso compounds. II) Assign the absolute configuration of chiral carbons in each molecule OCH3 HO+Br HS+CN H2N-CH3 HOSH Он HO+CH3 н OCH3 Сн, ососна Br +D HOCH HC-BrHN+Br CH 8. For the following compounds, assign the absolute configuration for those with chiral carbons and identify those that are NOT enantiomers HO C-C-OHY -CCIN 13CH3 HAN CH3 CH3 осі H-CH3 H2N+CH H O+COOH...
designate R/S configuration
R-configuration configuration 15. ö lö H, OH CHE 18. 17. HECO HO Rco Nh-c Answer key correct but Error in movie for 16. s -cousuvachu H OH H CHI нон HEN2 19. I NH, NH2 Br., CHE 21. H 20, он Answer key correct but Error in movie for 20. нох | H NHÔ нсн. н. сня Η HO...IH 23. H₃C NH₂ H, CH, HO, CHE H, CH3 H., CHE нсна АН 26. HO CHE Hнсн,он HOYO...