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Present the concerted pathway of the reaction below.
(2E)-hex-2-ene + H2 and Pt
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- Complete the reaction scheme below. Show all reagents and intermediates. No reaction is a possible answer. 1) CH3CH2M9B CH3OH H+ (ехcess) но 2) H30*, H2O B A OCH3The product below can be prepared from cyclohexanone through the following reaction sequence? A) [1] (CH3CH2)2NH, mild acid; (2) CH3CH2CH2BR; (3] HCI, H20 B) [1] CH3CH2NH2, mild acid; [2] CH3CH2CH2Br; [3] HCI, H20 ) [1] CH3OH, H+; [2] CH3CH2CH2MgBr; [3] HCI, H20 D) [1] nBuLi; (2] CH3CH2CH2Br: (3] ETNH2, mild acid E) [1] nBuLi: (2] CH3CH2CH2Br; (3] Et2NH, mild acidQ12. (Ikremostby)benzene 1 ygdergoes an elimination following an E1 mechanism. Fill in the following synthetic scheme by drawing the structure of intermediate 2 and product 3. The chemical formula of product 3 is provided as guidance. CH3 RDS Br C3H3 Е1 1 3
- Fill in the missing reagents a-e in the following scheme:1. Propose a mechanism for the following transformation: R COOH (1) H₂C-O, (C₂H₂)₂NH (2) H₂O, acetate buffer R CH₂Q12. (1bremeetblbenzene 1 ydergOesan elimination following an E1 mechanism. Fill in the following synthetic scheme by drawing the structure of intermediate 2 and product 3. The chemical formula of product 3 is provided as guidance.
- 900 15). Give the major product of the following reaction. 2. CH3CH₂CH₂1 (A) (D) O LOCH3 CH₂-OH H3CH₂CH₂C (B) 1. LDA CH₂-CH₂-CH3 LOCH3 OCH3 (E) (C) ? CH₂-CH₂-CH3 OH CH=CH-CH3 OCH3/hich of the following reagent best accomplish this transformation below? - CH=CH- -CEC- A (1st)Br2, CCI4, (2nd)2 NaNH2, NH3 B (1st) BH3, THF, (2nd) H2O2 (1st) H2, Lindlar, (2nd) H2O2 D (1st) HCI, (2nd) NaNH2, NH3draw the mechanism for the non-concerted stepwise process of this reaction (with curly arrows) and draw mechanism for the concerted cycloaddition please provide the mechanism for both reactions with curly arrows. (E)-V,1-diphenylmethanimine G InCl,(cat), CH,CN rt, 1 h (3aR,45,9bS)-4-phenyl-3a,4,5,9b-1 tetrahydro-3H- cyclopenta[e]quinoline
- What compound is the major product of the reaction sequence shown below? (1) KCN ethanol Он (A) NH2 (B) (2) LIAIH, (xS)/ether (3) dil. H* H;O он NH2 OH (C) (D) Compound C Compound D )Compound A O Compound BIndicate the major product of the reaction, drawing the intermediate products if any. (2E)-3-(quinolin-3-yl)prop-2-enal + propanedioic acid + pyridineDraw the product of each of the following reactions. (a) (b) NaN3 KCN ? H20 ? HOCH,CH,OH (c) (d) HCN 1. LIAIH4 ? HOCH,CH,OH ? 2. Hао (e) (f) CH;OH CH;ONa ? H,SO4 ? CH;OH (g) (Һ) CeH,CH,NH, ? 1. CH3LI ? 2. H,00 CH;OH