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- What is(are) the major final product(s) formed during the following sequence of reactions? 01 11 V 1.0₂ 2. (CH₂)₂S C₂H₂O 2 identical molecules ||| =PPhy < IV орнаWhich 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 mixture6. 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 Ethanol
- Determine the major organic product for the reaction scheme shown. H -Br 1.2 Li, Et₂0 2. -C=CH 3. CH3(CH₂)2CI Select Draw Templates More / |||||| C HA reaction sequence to accomplish the following transformation is: OH CH3 Jo OH (a) 1.KOtBu, fBuOH; 2. MCPBA; 3. H3O+ (b) 1. HBr; 2. NaOCH 3, CH3OH; 3. CH3COOOH, H3O+ (c) 1. KOtBu, tBuOH; 2. OSO4, H₂O2 (d)1. HBr; 2. KOtBu, tBuOH; 3. MCPBA; 4. H3O+PQ-6. What is the rate determining step of this reaction? CH₂CH3 (A) HOTS H3C (C) NC CH₂CH3 HOTS H3C CH₂CH3 NaCN Hi H3C (S)-isomer (B) OTS acetone Hi H₂C (D) NC CH₂CH3 CO-H Ts CH₂CH3 ∙H H H₂C CO CN H H3C CH₂CH₂ (R)-isomer
- show 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 Ph0o 5.. PART C: Provide the major organic product(s) that complete the following reaction equations. Please include stereochemistry (R/S, E/Z) where applicable 7) 1) SOCI2 pyridine 2) NaSPh но 8) 1) H2SO4 2) NaOCI CH3CO2H, 0 °C 9) H2SO4 (cat.) HO Me Me 10) Me+ 11) Me Me" Cl2 HOHOrganic chem 2 For the reaction: HCI 40° C a Draw the structure(s) of the major product(s) from addition of 1 equivalent of HX to the conjugated diene. • Only give structures deriving from the most stable carbocation. . You do not have to consider stereochemistry. ⚫ Draw one structure per sketcher. Add additional sketchers using the drop-down menu in the bottom right corner. อ २ [] ChemDoodle ་
- Draw the major organic product of the reaction shown below. pyridinium chlorochromate (PCC) -CH2OH CH2CI2 • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • In cases where there is more than one answer, just draw one. opy aste [F ChemDoodlebiackboard.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.Which reaction sequence will most successfully generate the product shown below (1) HNO 3/H2SO4 (A) (2) KMNO4, H* , H20 (3) SnCl2/HCI (1) KMNO4, H* , H2O (B) (2) HNO-/H,SO, (3) SnCh/HC [?] HOOC. NH2 (1) HNO3/H2SO4 (C) (2) SnCl/HCI (3) KMNO4, H*, H2O (1) SnCh/HCI (D) (2) KMnO H. HO (3) HNO/H,SO4 4+ Sequence B Sequence D Sequence C Sequence A