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- Draw three-dimensional representations of the following compounds. Which have asymmetric carbon atoms? Which have no asymmetric carbons but are chiral anyway? Use your models for parts (a) through (d) and any others that seem unclear.1,3-dichloropropadieneWhat is configuration (R or S) for the centers and the enantiomer for the whole isomer? Also tell if they are Z or E.1. Determine whether the molecule is chiral or achiral 2. Oseltamivir phosphate (sold under the trade name Tamiflu®) is a prescription antiviral drug that is used in the treatment of both Influenza virus type A and Influenza virus type B. Identify all the stereocenters by labelling with an asterisk (*).
- Which compound(s) does not posses a plane of symmetry ? A.) III and IV B.) II, III, and IV C.) I, II, and V D.) I, III, and IVA) For a molecule with three chiral carbons the possible number of stereoisomers is: 4, 8, 6 or 2 B)Which of the following has a S configuration: (Image)How would I go about listing the groups from highest priority to lowest priority, and then determining the absolute configuration of the chirality center?
- Construct a model of methane (CH4) using MolView and answer the following: Can it be superimposed on its mirror image? (Y/N) Does methane contain a plane of symmetry? (Y/N) Is methane chiral? (Y/N)Why does "Zincblende" have a F(-4)3m space group designation? F stands for face centered and the 4-overbar means 90o rotation followed by inversion through the center gives the starting position, but what does the 3m mean?The molecule below has 2 stereocenters. TRUE OR FALSE
- Chloramlhenicol, a powerful antibiotic in 1947 from the streptomyces venezuelae bacterium, is active against a broad spectrum of bacterial infections and is particularly valuable against typhoid fever. Assign R or S configurations to the chirality centers in chloramphenicolHi, I need help with 7c. For 7a I got 3 asymmetric centers and for 7b I got 8 possible stereoisomers.1.What is the absolute configuration of this isomer of 2,3-dihydroxybutanal? pls explain.2. What is the absolute configuration of the enantiomer of the isomer?