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- 6. Complete reaction scheme below indicating reagents, catalysts and conditions, and side product trigil bezinslog si6101fon 290b 1l (b Senines levirba 6 gaubong nasamots gniwollot ads to doinW 01 sniowl (6 CH3 40 CH3 Scansgowi (d Ege nodie) ( nsgyxo (b NO₂ 19m02 2i gniwollet sits to mainW II HOWhich conditions will produce the target product in the highest yield? O A) 1. BH3; 2. H₂O₂, NaOH, H₂O B) 1. OsO; 2. S(CH3)2 C) 1. Hg(OAc)₂, H₂O; 2. NaBH4 D) H₂SO4, H₂O A ? B OH racemic mixtureIn which of the following reactions, the stereochemistry of the product has been correctly shown? (RO)2B Et Br H3C Pd(PPH3)4, OH а. b. с. d.
- Provide reasonable arrow pushing mechanisms for a through d explain your reasoning for your chosen mechanism: SN1, SN2, or ion-pair dissociative. 4) CF;CO,H HC=CCH2CH2CH;CI H¿C=C CH;CH,CH;OCCF36. For each reaction indicate the predominant mechanism: S,1, S,2, E1, or E2. (a) (b) (c) OH H* H* H* ? ? ? A. A OH OH (d) Br (e) .CI NaBr CH,OH DMSO dilute (CH),COK (9) OTs ? OTs (CH),COH Ethanol6. What product(s) would you expect to obtain from the following reactions? (a) (c) CH3 NO₂ H₂/Pd KMnO4 H₂O ? ? (b) Br. Br (d) CI. 1. HNO3, H₂SO4 2. Fe, H3O+ OCH 3 ? CH3CH₂CH₂CI AICI3 ?
- 2. Give the mechanism and products for the reaction sequence below: H-Br (1 eq.). -H- 1. Hg(OAc)2 / H2O 2. NaBH4show products and mechanism for reaction below: ** TOI Unell TOnmation (а) Pd(PPH3)4 OMe Etz N (b) P(Et)3 Rh CH2-Ph OC. (3) H (1, (Et) P 2) mild heat (c) CO OCI. Co Ph3P H2 and CO Ph1.- Describe the reaction mechanism for the following reaction: Me₂N DMF, POCI3 0 °C then A H₂O Me₂N H
- biackboard.gwu.edu/webapPps/assessment/feview/review.jsprattempld Select the major product of the reaction below. 1) TIPSCI, Et3N 2) Na 3) 03, then CH3SCH3 4) CH3CH2LI, then H30* 5) Bu4N* F', H2O CI Selected Answer: Он HO Answers: он он он OH OH OH он Select the major product of the reaction below. The answer is there, but please explain step by step.3. Predict the product(s) of the following reactions: (a) .CO2CH2CH3 (b) CH3 1. DIBAH 1. CH3CH2MGB. 2. Hзо* CH3CHCH2CH2C02CH3 2. H30* (d) CO2H COCI CH3NH2 (c) H. 7 CH3OH 7. H2SO4 CH3 H. (f) (e) CH3 1. LIAIH4 2. Нзо* CH3CO2COCH3 Pyridine H2C=CHCHCH2CO2CH3 (h) (g) .CONH2 CO2H SOCI2 1. LIAIH4 2. H20 Br CH3 2016 Cengage Learming wwwwww5.9. Suggest mechanisms that account for the outcome of the following reactions: а. Si(CH3)3 1) Br2, CH2C12 2) NaOCH3, CHgОн Br b. Si(CH3)3 NaO2CCH3 CH3CO,H ОН с. Br Br heat Br Br optically active racemic d. Br2 Br. Br