(a) M Provide a mechanistic explanation for each of the following reactions: O H acid (cat.)...
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someone help here get the major product of tge following! thanks
EtOH cat. H2SO4 CH3 cat. EtONa OEt (c) The product has the formula CgH10O cat. H
EtOH cat. H2SO4 CH3 cat. EtONa OEt (c) The product has the formula CgH10O cat. H
Problem 7.30 Give the IUPAC names for each of the following: eee Click If you would like to show Work for this question: Open Show Work SHOW HINT PRINTER VERSION BACK Problem 7.32 Select a three-dimensional representation for the transition state structure leading to formation of 2-methyl-2-butene from reaction of 2-bromo-2-methylbutane with sodium ethoxide O Bob с сн 8 он CH сн. CH Help mty. 12e System Announcements CH Hace CH нс Click if you would like to Show Work...
1. In each of the following addition reactions (1) using arrows provide a mechanistic explanation of the course of the reaction (show transition state for concerted mechanism and intermediate for two-step mechanism); (ii) write the product/s of the reaction; (iii) name the reaction product/s. (4 x 5= 20 points) a. Sulfuric acid catalyzed hydration (addition of H:0) of 2-methyl-but-2-ene b. Addition of molecular bromine to l-methyl-cyclohex-l-ene c. Addition of hydrogen bromide to (3R)-2,3-dimethyl-pent-1-ene, present product/s through Fischer projection. d. Hydroboration...
Provide a step-by-step mechanism to account for the product of
each of the following reactions. Show the structure of each of the
intermediates and use curved arrows to indicate electron flow in
each of these steps.
3. Provide a step-by-step mechanism to account for the product of each of the following reactions. Show the structure of each of the intermediates and use curved arrows to indicate electron flow in each of these steps. a) NaOEt (1 equiv) EtOH O OH...
In each of the following nucleophilic addition reactions (i) using arrows provide a mechanistic explanation of the course of the reaction (show intermediates); (ii) write the product of the reaction. (32 points) a. Show mechanism of acetal formation through hemiacetal reacting acetone with (1R,2S)- cyclopentan-1,2-diol under acidic catalysis. The actal formation reaction from hemiacetal is intramolecular reaction. (6 points = 3 points for hemiacetal + 3 points for acetal)
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1) Reactions. Provide the major product for each reaction sequence, account for stereochemistry. 1) PCC, CH2Cl2 2) Brz, acetic acid OH 3) KotBu, A 4) NaOEt, EtOH P CO 8 5) H2O+ workup 6) THF, H.CaPPha HCB , cat. PdOAC) cat. PPh3, DMF, EN | CHA 0 нс. CH32) LDA, THF, -78 °C CHICH,then H3O+ workup 4) NaBH4, EtOH, then H3O+ workup 5) cat. TSOH, benzaldehyde 1) cat. H2SO4, A 2) O3. CH2Cl2, then (CH3)2S CH; 3) NaOE,...
Provide the major organic product from each of the following reactions. NH2 (1) cat. HA (2) NaBH3CN 2 Br (1NaCN Edit (2) LiAIH (3) H o 2 Br (1)NaNs Edit (2) LiAIH (3) H O 2 Edit (1) NH3, HA (2) NaBH3CN NH2 2 Edit (2) LiAIH (3) H3o
4. Predict the major product in the following reactions. relationship between: Lindlar cat. A and C i. m-CPBA H2 CH3 ii. H30* H2O Ph A B and D H2SO4 i. m-CPBA Ph CH3 heat ii. H30* H2O OH
4. Predict the major product in the following reactions. relationship between: Lindlar cat. A and C i. m-CPBA H2 CH3 ii. H30* H2O Ph A B and D H2SO4 i. m-CPBA Ph CH3 heat ii. H30* H2O OH
1) Reactions. Provide the major product for each reaction sequence, account for stereochemistry 1) PCC, CHCI 2) Bry, acetic acid 3) KOBU, A 4) NaOEI, ETOH, P CO- 5) H30 workup 6) THF, H.COPPA HC CH2 O e .cat. Pd(OAc) cat. PPh. DMF, EIN 2) LDA, THF. -78 °C 3) Chichen H3O* workup 4) NaBH, EtOH, then H3O+ workup 5) cat. TSOH, benzaldehyde (c) L AL SUO TESTE TO 1) cat. H2SO4. A лон 2) O3, CH, Cl, then (CH),...
4. (5pts each) For the following reactions, in each box please provide the major products. ♡ a XS b. CH xs Br , hv 1) Et-MgBr 2) H30+ c. z=3 d. e. xs LAH =O PPha f. Ph H H