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- 7. Reaction Scheme. NH₂ NH2 or two differnet methods (no same steps/reagents) C5H12N2 1. xs Mel, xs K2CO3 2. Ag2O, H₂O 3. heat Br2, xs NaOH, xs H₂O OHC 1.03 2. DMS CHO6. 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 ?16). What is the major product of the following reaction? N ZH ZH (A) Br Br 1 eqiv. Br₂ N (B) Br ? (C) XO Br 'N Br (D) Br, (E) Br
- Provide the products and detailed arrow pushing mechanisms for the following reactions: OSIME3 EtN CO.Me 1. base, dilute solution (10mM) 2. NaOH/MEOH-H,0 Acid, heat CO.Me102. The major products A and B in the following reaction sequence are CHO Br Br (i) PPh3 (ii) NaH (A) NaH OH (B)8. Predict the product for the following reaction. NH₂ 1. excess CH₂l whom | A. I B. II 2. Ag₂O, H₂O heat || C. III D. IV N(CH3)2 E. V IV OH NHCH3
- 6. Propose the key transition structure that accounts for the stereoselectivity observed in the following reaction. Ph SPh OCH 3 LiB (Et) 3H Ph OH OCH 3 SPh 92:8 favoring syn7. Reaction Scheme. о А N 1. xs Mel, xs K2CO3 2. Ag2O, H₂O 3. heat NH2 NH2 or two differnet methods (no same steps/reagents) C5H12N2 Br2, xs NaOH, xs H₂O OHC 1.03 2. DMS CHOWhat is the expected major product for the following reaction? O IV I OCH 3 |||||... + enantiomer || 1. Hg(OAc)2, CH3OH 2. NaBH4 НО. OH ... H3CO. + enantiomer ||| IV H3CO V
- Which of the following reactions would lead to the shown product in highest yield? tau OLi LIOME (A) Br (B) .Br tou OLi Br Br LIOME ... (D) А D B.owing reactions proceeds via an SN1 or SN2 of the reaction: (b) S2 pro85 39 Br tort atubong auonsV HMPAnoitutitadua3. For questions "A"- "C", complete the following reaction schemes (no mechanisms required). Show all reagents used in the order of application. th A) 6 B) ||| Ins HO HO