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- 4. Determine the major products! PleasePredict the product of each reaction. b) >==< ō HI (1 equiv.) 1. H₂, Lindlar's catalyst 2. RCO₂H 3. H3O+ 1.03 2. H₂O Br Br 1. NaNH, (excess) 2. Sia₂BH 3. H₂O₂, NaOH 1. NaNH, 2.Provide the appropriate reagents or product in the following examples. 1. OH O Он 2. 1. m-CPBA, CH-C MgBr THF; aq. HCI 2. Me 3. PCC, CH,C, 3. 1. LDA, THF; Mel 2. LDA, THF; Mel 3. EILI (2 equiv), Cul (1 equiv). THF: then Br 4. Meo Meo 5. Meo Meo. OMe 6. Br 1. BuLi, Ph,P. THE OMe Me 2. Br, MeCN 3. aq. HCI (4 M) Me 7. он но Et,N
- 5. Predict the major product, which will be formed under the depicted reaction conditions. Be sure to indicate stereocher clearly when relevant. d. HN, pyr е. Nao (cat.) OEt НО f. HCI, H20 HCI, H20 Ph heat HCI, NH3 H. then NaCNProvide the missing compounds and reagents in the reaction scheme. Identify reagent 5. OH reagent 2 reagent 1 H2SO4 но Compound 1 (conc.) 1) BH3 2) H,O, H,SO, (conc.) NaOH, H2O reagent 3 CrO3, H* A Compound 4 NABH4 1) O3 2) Zn, H;O* reagent 5 reagent 4 H,SO4 Compound 3 Compound 2 1) CH;MgBr (conc.) 2) H;O+ Identify reagent 1. Identify reagent 2. Identify reagent 3. Identify reagent 4. 1) CH3MGB1 2) H;O* H,SO̟ (conc.) H,SO, (conc.) H,SO, (conc.) CrO3, H+ 1) ВН, NaBH4 1) O3 NaBH, 2) H2O2 2) Zn, H3O* 1) CH,MgBr 1) BH3 NaBH, 2) H3O+ NABH, 2) H,O2 1) CH;MgBr 1) O3 1) BH3 1) O3 2) Zn, H3O* 2) H;0* 2) Zn, H,O+ 2) H,O2 1) O3 CrO3, H+ CrO3, H+ H,SO4 (conc.) 2) Zn, H,O* 1) CH; MgBr 2) H,0* 1) ВН, CrO3, H* 2) H,O,Which compound is the major product of the reaction below? QH (1) LIAIH,/ether N. N. N. (2) H* (dil.)/H,O (A) (B) HO, (C) (D) O Compound B O Compound A Compound C Compound D
- Draw the major product of this reaction. Ignore inorganic byproducts. O 1. LDA, -78 °C 2. CH3CH2Br (1 equiv) Q4. Draw the product to each of the following reactions. a. b. C. d. CHO HO H HO- H 1) NH₂OH H OH 2) Ac₂O, heat HO- -H 3) NaOH, H₂O CH₂OH CHO HO -H HO H HO H CH₂OH CHO 1) HCI, NaCN 2) H2, Lindlar's catalyst 3) HCI, H₂O HO 1) NH₂OH -H 2) Ac₂O, heat HO- -H 3) NaOH, H₂O H -OH CH₂OH CHO 1) HCI, NaCN H -OH 2) H2, Lindlar's catalyst HO- -H 3) HCI, H₂O CH₂OHIn each reaction box, place the best reagent and conditions from the list provided. 1) Br 2) 3) 4) DEET (the active ingredient in over the counter insect repellant) 5) Answer Bank Mg, Et,0 HN(CH, CH, ), (1 equiv.) H,O* CH,COOH CH,CH,NH, CH,CH, Br NH(CH,CH,),(2 cquiv.) НСООСH, H,CO НСООН CH, CH, OH NaCN NaNH, Br,, FeBr, SOCI, CO,
- ? Reactions You May Utilize: 1. BH3 2. H₂O2 / OH 3. SOC1₂ 4. Ph3P=CH₂ 5. 2 Li 6. CH3OH 7. HI loon OCH 3 8. K₂Cr₂O7 / H₂SO4 9. HOCH₂CH₂OH/H 10. H₂O/H3O+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 CHOProvide the reagents in correct order necessory to carry out the following conversion. OCH Br 10 NO, C/FeCls CHaONa, HNO,/ H,S0, excess Br/FeBr3 O excess Bra/FeBrs, Cle/teCl, CHONG HNO:/HSO. Clb/FeClz HNO,/HSO, CH-ONa oxcess Br./feBr O excess Br/FeBr, Cl,/Fecl, HNO,/H,SO, CH ONG