1. Draw the major enolate expected for each set of conditions. 0 H NaCHs NaH, THF...
What major Organic product is formed after the following sequence of reactions? 1) NaH, THF 2) Br Br B1 (C) (b) Br Bi a. a Considering both regiochemistry and stereochemistry, what is the major Organic product of the following reaction? о ні. CH-CH, НСІ Снон HC "CH; но CH, НО CH, HCO CH-CH; CH «CH-CH, OCH; CH CH3 ОН нс СІ H; Н;С (6) (c) H.CO CH, Kotic CH.CH НО CH; Но CH.CH Сн, НП). CH,CH; ОН нс Н.С осн;...
What is the major Organic product of the following sequence of reactions? 1) NaH, THF -H 2) CH3CHCI ci CI a) (b) (c) ci =C1 (d) (e) (1) a. a b.b Ос. с 10 d.d ee What is the major Organic product of the following reaction? HCI (excess) CSC- H H ci ci ci H -&-d- -H (b) - H H H H H H CI СІн (c) -co OHO HUOHO ہے۔ ܬ ܬ (d) H- &_d. -H H H...
1. Give the structure(s) of the major product(s) expected from the following reactions. Assume standard aqueous workup conditions are used for product isolation. (40 points, 4 points for cach). H a) Sia,BH (1.0 eq) THF, 0 °C b) CH-CO-D, 60 °C OTS KOI-Bu -BuOH "Me 1a, LDA (1.0 eq). THF, -78 °C 16. TMSCI 2a, Toluene, heat 2b, H* acequous workup 1a, LDA, THF 2, LDA (1.0 q). THE 10. CH3COCI 2, CH,CH_CH_Br EtOC 1) HCI, MeOHXH, heat 2). Hz,...
Specify the reagent you would use in each step of the following synthesis: step 1 step 2 CHCH3 Reagents Available a. LiAlH4 b. H2SO4 f. PBrz 9. pyridinium chlorochromate (PCC) h. Nah c. HCI K. CH3CH2MgBr I. CHgMgBr (phenylmagnesium bromide) m. (CH3)2CHMOBI n. Cro3 d. HB i. NaOH e. SOCI j. CH3 MgBr Write the letters of the reagents in the boxes below. Reagent for step 1 Reagent for step 2 A(C4H100) reacts with phosphorus tribromide to give B(C4H,Br). B...
Draw the mechanism and predict the major product for each of the following reactions. (b) 0 la) 0 1. KCN, HO 2 2. H SO 1. KCN, HẠO. 2. 2. H,SO 1. CH MgBr, ether 2. H2O 2 (e) 0 2°Cull 2. H2O CH,CH SNa 2. Ethanol
draw the major product 1) BH, in THE - 06/26 2) "C/SM NaOH(aq) 30% H,O,/1h [Na/OOH H.C. Brown. JACS, 1959, 81, 247, (05 yield) (ul CH.CH CH,CI CH.CH CH.CH In CHCI,/ CHCh 130 min OS V 467(80-86% yield) HO-B Bry/H, DMSO THO-Br B /H, DMSO Boy (eld" Bry/CH, OH - L Сн,он Cl/H, HỆ CHI 15 20 C. OS I 158 70-73 yield) CI/H, но с Bry/H,0 THOB] CI/H,O Bry/ -78 °C in CH, CI, 76h (934 yield) (kk) Cl/H20...