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1. Predict the major product for the reactions shown below; pick any 5: HO xs CHal Ag20 NaOEt EtOH, Δ -H2O HO но он 0 он H2SO4 H20, A heat 1) PhMgBr 1) NaOH, Br2 2) 5% HCI 2)H3O+, Δ OEt 1) PPh3 3) KOtBu 2) O 1) NaOH on. Br 2) O o 1. Predict the major product for the reactions shown below; pick any 5: HO xs CHal Ag20 NaOEt EtOH, Δ -H2O HO но он 0 он...
colecta NaOH H + CH3 then heat NaOH tir then heat NaOH (CH3)2Culi then heat 1. NaOCH3 CH3OH OCH3 2. dil. HCI O 1. LDA 1. LIAIHA het hy 2. Br 2. H2O* 1. NaOCH3 1. NaOCH3 2. CI OCH; 2. Ph Br 3. H3O+, heat 1. LDA 1. LDA 요 2. 0 CI 3. H3O+ 2. H 3. H30+
1. predict the products KOH, H2O + Ph H heat a. (21.4) 1. LDA (strong bulky base) vi H b. 2. then heat H (21.4) c. NaOH/ H2O i i H cold (21.3) 1. LDA ܘܐ 2. e. 3. mild acid for neutralization (21.5) 2. Predict the products NaOCH2CH3 1. NaOH/H2O 2. H HOCH2CH3 Br Br 3. Heat a. Nao in ethanol of b. (C9H1403) 21.8 ol H*, Brz. C. (21.1) NaOH, Bra d. (21.3) PC13, Br2 ОН e. (21.1)
23. Select the product for the reaction shown: NaOH Ph H2O, THE 5°C ? OH OH Ph Ph A. Ph B. C. Ph D. 3 27. Select the needed sequence of reactions to lead from the starting material to the desired product: OH OH A. PCC / Nah, MeOH / LDA, acetaldehyde / dil. HCI ? B. H2CrO4 / LDA, Mel / LDA, propanal i dil. HCI C. MCPBA / Nah, MeBr / Nah, propyl-1 / KOH D. NBS /...
NaOH сн. then heat NaOH yer then heat NaOH (CH3),Culi then heat 1. NaOCH Снзон OCH 2. dil. HCI 1. LDA 1. LIATHA 2. Br 2.H30* 1. NaOCH lich, 2.phor 1. NaOCH, OCH, 2. Ph Br 2. CI 3. H30+, heat 1. LDA 1. LDA o 2. 0 CI 3. H3O+ H 3. H3O+
1. Predict the major product for the reactions shown below; pick any 5: HO xs CHal Ag20 NaOEt EtOH, Δ -H2O HO но он 0 он H2SO4 H20, A heat 1) PhMgBr 1) NaOH, Br2 2) 5% HCI 2)H3O+, Δ OEt 1) PPh3 3) KOtBu 2) O 1) NaOH on. Br 2) O o
2) CHs LDA 1) LDA 3 2) Ci OH, H20 -OH, H2O CHO 1 LDA 2) CH3CH2Br Он, H2O 1) NaOEt 8 2) NaOEt OEt 10 Cl NaH 2 (excess) 12 HO Bra(excess) 13 HO LDA 14L THF, -78 C NaOEt, EtOH NaOEt, EtOH 16 NaOEt, EtOH 17 Br но 18 OOEt 1)NaOEt, EtOH 2) H3O 19 OEt 20 l HO o CHO + H20
4. Predict the major product of the following reactions. CHA excess NaOH excess Br2 1.excess NaOH TBSON excess Bra 2. H30+, dilute, cold 3. SOCI py 4, HN OCH3 H3CO 1. Bry_ OH 2. NaSCH2CH3 LIN =LDA, THF, -78°C 1. 2. To 3. Og 4.H2O2, NaOH, H2O 5. OH, DCC
6x. Fill in the missing items. 1.) CH3 Na BHз 2. HCI 1.)OH, H20 2.) H30®, heat * B. . .. 1.) NaOH, H20 2. NaOH, heat NaCN CH3OH R но он Н,00 1.)LIAIH 4 , THE S 2. H,00
I need helo on W and GG. 2 eq, HCI H2SO4, HgSO4, H2O 1 eg, Br2 2 eg, Cl2 1. NaNH2 2. CH2CH2CH2Br 1. Sia BH/THF 2. H2O/OH KMnO4, H2O bb. KMnO4, NaOH H/Pd/BaSO4, quinoline H2, Pt Na/NH3 2 eq, HCI H2SO4 HgSO4, H2O 1 eq, Br2 2 eq. Br2 + 1. Sia BH/THF 2. H2O/OH KMnO4, H2O KMnO4, NaOH gg.