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- Please complete the following self-Claisen and self-aldol reactions by drawing structures for the missing reactants or products as needed. Thank you!Revlew Teples Referencen) Draw structures for the carbonyl electrophile and enolate nucleophile that react to give the aldol or enone below. You do not have to consider stereochemistry. • Draw the enolate ion in its carbanion form. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate multiple reactants using the + sign from the drop-down menu. ノク Imail hatucP Save and C6. Predict the correct product for the following Aldol reaction and draw the detailed mechanism (using ChemDraw) to show how the product is formed during the reaction. Use curved arrows and lone pairs to show the electron movement in the mechanism. Refer to 'ChemDraw in Organic Chemistry' presentation slides on Canvas. or شی NaOH I
- Draw the most likely conjugate base resulting from this acid- base reaction. Include all lone pairs. Ignore inorganic byproducts. :0: :O: NaOEt 05) We discussed how oxygen nucleophiles can attack the carbonyl of a ketone or aldehyde, but those are not the only nucleophiles that do so! Consider the reaction below. The product of the reaction is analyzed using IR spectroscopy and there is no carbonyl signal in the IR spectrum. O HCI a) Propose a structure for the product of the reaction in the space above. b) Provide a curved arrow mechanism for the transformation.4) Vocabulary: words are given circle the correct one. a. A Robinson Annulation can occur with acetoacetate / malonic ester / both / neither Fill in the blanks with the appropriate vocabulary word. If two as the nucleophile, and with conjugated ester / conjugated ketone / epoxide / all/ none as the electrophile. The Robinson Annulation is a reaction followed by a reaction and always / sometimes / never gives a 6-member ring. b. It is always / sometimes / never possible to use base to form an acyl anion directly from an aldehyde. c. True / False.Aliphatic heterocycles typically react like linear versions of the functional group. d. Claisen condensations require catalytic / 1 equivalent / large excess base, at least 2 alpha hydrogens on the nucleophile, always / sometimes / never use an ester as an electrophile, and always / sometimes / never use an ester as a nucleophile. e. Reaction of a beta-ketoester with water, acid, and heat gives first a reaction, then and lastly This reaction…
- 1. Choose the correct major organic product for the following Aldol/ Claisen reaction Select] 2. Assign the reaction [Select] To preview image Click Here & 구요 A B C D A OMO OMO 1. NaOMe/MeOH 2. H₂O* میں پہلی پہلے مجھے LAISEN veiciWhat is aldol product below of the aldehyde and ketone.This reaction is an example of conjugate addition of a nucleophile to an a,ẞ-unsaturated carbonyl. O CH3CH2CH2CH=CHCSCOA H₂O OH CH3CH2CH2CHCH2CSCOA Draw the two resonance structures of the enolate anion intermediate for this reaction. • Draw an R1 group in place of COA. The R group tool is located in the charges and lone pairs drop-down menu. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. • Separate resonance structures using the symbol from the drop-down menu. ->> 90-87 O + ? ChemDoodle >
- This reaction is an example of conjugate addition of a nucleophile to an a,ẞ-unsaturated carbonyl. H3C LOCH3 H₂O H3C OCH3 OCH3 Draw the two resonance structures of the enolate anion intermediate for this reaction. • Draw an R1 group in place of CoA. The R group tool is located in the charges and lone pairs drop-down menu. • Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. Separate resonance structures using the symbol from the drop-down menu. • O H CH3 ? [F3) Provide example reactions for Aldol and Claisen condensations. [self-study not grade: For each of your example reactions, use the product as a starting material for another reaction.]2. When the following pair of reactants are combined in the presence of a basic catalyst, a number of aldol addition products are possible (since both of the reactants possess an acidic alpha proton). a. b. C. CH3 + H₂C H NaOH/H₂O Draw the structures for the two possible enolate ions. Draw the structures for all possible aldol addition products (also show the enolate ion and electrophilic carbonyl compound responsible for each product). For each of the aldol addition products predicted in part b, draw the structures for all of the corresponding aldol condensation products after loss of water (if E/Z isomers are possible, show both isomers)