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- (1) MeO₂C CO₂Me (ii) (iii) H H₂C 1. Reagents 2. Reaction Conditions 3. Mechanism 1. Reagents 2. Reaction Conditions 3. Mechanism 1. Reagents 2. Reaction Conditions 3. Mechanism H₂C CH3 O OH OH Afla H₂C OMe7. 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 CHO7. 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 CHO
- Draw the structures of the starting material and the four missing intermediates. он H2O2, H2SO4, MeOH allyl bromide, K½CO3 acetone, reflux (97%) MeO OMe (99%) ÒMe Оз. Осм, МеОн, -78°С then Me,s DMF, 190 °C BnBr, K2CO3 acetone (99%) (93%) (78%) Br OBn NBS, DCM (95%) Meo OMe ÓMeChemistry g) Predict starting materials G - J structure for Reaction 5 and 6. Me OTMS D Ph si GH Me OTMS TiCl₂ CH₂Cl₂, -78 °C TiCl₂ CH₂Cl₂, -40 to 0°C OTMS E H Reaction 3 OMe TIC14 H* F O O OH flation N Me OH Reaction 4 Reaction 5 Reaction 6Br CH3 Br2 CH3CHCHCH2ČHCH3 Br OH 1. Hg(OAc)2, H20 2. NABH4 CH3CH2CH2CHCH3 HCI CH3CHCHCH2CH2CH2CH3 ČH3 CH3 -CH3 H/Pd
- 7 Best reuyent choice ? -> Br Br ota Pd 0) Fe H,0", 2) NaOHL ONz Hy Nu OH 18 Bar reaynt choice Z 7 HO 01) N.OCH2CH3,2)CICH 2CH2CH2C1,3)MOCH2 CH 3, 4204, heat H Na OCH,CH2, 2) CH3 CHz CHZBC, 3) tH;O" , heat 01 01/N0CHli3CHq,2) CHy =CHICH4,CH =0, 3) Hy O", heut1 mole Br CC4 2 moles H,/Pt 1 mole H2 Lindlar's cataly st 2HC1 NANH, CH3C=CH 1. disiamylborane 2. HO ,H,O2,H2O 2HBR H2SO4,HgSO4 Peroxide a. b b. C С. d. e e. fWhich reaction will not lead to aromatization? NH3, H Ph- -CH3 А. CH3 H2SO4 H3C. В. 1. NH2NH2 2. air [0] R1. -R2 С. `OMe heat D. Meo
- Orgonic Chemistry II: The answer is writtten as followed. But I Need Explanation. My question is that: Can I siwtch reagent 2 to reagent 1? for example reagent 1 is Cl2,Fecl3, can I changed it to reagent 2??? Why and why not???Arrange the compounds in the order of increasing boiling point (lowest first) H3C' `CH3 H2O CH;CH2OH CH;CH,SH I II III IV A. II, I, III, IV B. I, IV, II, III C. IV, I, III, I O D. I, IV, III, I| Due to steric effect, some reactions may not occur even if they are theoretically viable. A. True B. False Which compound is the strongest base? NH2 NH2 NH, NH2 a) b) c) d) Br ÑO2 ČH3 A Didk how to solve part b of this problem.