5.1 Provide the line structures of the products K to P in the reactions below. Stereochemistry is required for product L. H2 H2SO, Pd/C K Only one stereoisomer Stereochemstry required Major product only NaBH, MEOH HCI ZnCl2 N. H300 NH
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- For each of the following: I) draw the structures of all product(s), both constitutional and stereoisomers; ii.) Indicate the stereocenters with and asterisk;In some nucleophilic substitutions under SN1 conditions, complete racemization does not occur and a small excess of one enantiomer is present. For example, treatment of optically pure 1-bromo-1-phenylpropane with water forms 1- phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data. (b) Whichproduct predominates—the product of inversion or the product of retention of conguration? (c) Suggest an explanation for this phenomenon.In some nucleophilic substitutions under SN1 conditions, completeracemization does not occur and a small excess of one enantiomer ispresent. For example, treatment of optically pure 1-bromo-1-phenylpropane with water forms 1-phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data.(b) Which product predominates—the product of inversion or the product of retention of configuration? (c) Suggest an explanation for this phenomenon.
- In some nucleophilic substitutions under SN1 conditions, complete racemization does not occur and a small excess of one enantiomer ispresent. For example, treatment of optically pure 1-bromo-1phenylpropane with water forms 1-phenylpropan-1-ol. (a) Calculate how much of each enantiomer is present using the given optical rotation data. (b) Which product predominates—the product of inversion or the product of retention of configuration? (c) Suggest an explanation for this phenomenon.Show the stepwise mechanism for the entire reaction below, including all arrows and intermediates. Your EAS should show at least one resonance form for the sigma complex.Locate all the tetrahedral stereogenic centers in discodermolide, atumor inhibitor isolated from the Caribbean marine spongeDiscodermia dissoluta.
- Provide the curved arrow fomalism for the compound shown below treated with Br2 in water and include transition states. Thank you for the help! I really apprecitate it.Need solution to all parts urgently I'll surely upvote for correct ans otherwise dislike provide an acceptable IUPAC and indicate any stereochemistry where appropriate...Name the type of reaction and provide a possible reagent assign all the stereocentres found in the compounds via cahn ingold prelog rules define the relation between compound. D E F G identify the 2 stereoisomers likely to be formed in compound c
- Provide an IUPAC name for the compound below. Be sure to specify stereochemistry, (E) or (Z), where relevant. Pay attention toThe spirocyclic pentadiene derivative F shown below is converted stereospecificallyinto compound G on heating. The transformation involves two consecutive pericyclicreactions of the same type, and proceeds via compound H which is not isolated. Identify the type of pericyclic reaction occurring, and determine the structure ofcompound H.Bromide Bhas normal activity (for a secondary bromide) towards SN1 substitution, but A has much higher reactivity and Chas much lower reactivity.