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- Which of the following reagent best accomplish this transformation below? a. BH3, THF, H2O2 b. NaNH2, NH3 c. H2SO4, H2O, HgSO4 d. H2, LindlarWhich of the following reagent best accomplish this transformation below? Which of the following reagent best accomplish this transformation below? (1st) HCl, (2nd) NaNH2, NH3 (1st)Br2, CCl4, (2nd)2 NaNH2, NH3 (1st) BH3, THF, (2nd) H2O2 (1st) H2, Lindlar, (2nd) H2O2Consider the series of the trans effect: CO, CN-, C2H4 > PR3, H-, CH3- > C6H5- > NO2-, SCN-, I- > Br- >Cl- > py > NH3 > H20 What would be the major product of the following reaction? Select one:
- Please help. Questions in images. Solvent Rf of A Rf of B Rf of C 10% ethyl acetate-90% hexanes .12 .07 .01 20% ethyl acetate-80% hexanes .34 .29 .10 30% ethyl acetate-70% hexanes .53 .42 .22 40% ethyl acetate-60% hexanes .72 .61 .35Which of the following reagent best accomplish this transformation below? a. Li/NH3 b. H2SO4, H2O, HgSO4 c. BH3, THF d. potassium permanganateWhich set of reagents would be the bestchoice for the transformation shown below?A. 1. HgBr2/H2O 2. NaBH4B. Br2/H2OC. 1. Br2 2. H2OD. 1. Br2 2. NaOHE. 1. BH3 2. Br2 3. NaOH, H2O2, H2O
- Which of the following would accomplish the transformation below? a) 1. LiAlH4, 2. H3O+ b) 1. CH3MgBr, 2. H3O+ c) 1. LiAlH(OtBu)3, 2. H3O+ d) CH3OH, H+Please help me draw 9-Methoxy-2-phenethyl-4,4-diphenyl-4H-naphtho[2,3- d][1,3]dioxine, preferably in ChemDraw7. Choose the best reagent from the list below for carrying out each transformation. Place the letter of the reagent in the blank to the left of the reaction. (see attached screenshot). a. 1. O3 2. Zn, H3O+ b. 1. BH3, THF 2. H2O2, NaOH, H2O c. H2O, H2SO4, heat d. 1. OsO4 2. NaHSO3, H2O e. KMnO4, acid f. 1. Hg(OAc)2, H2O 2. NaBH4
- 1. Which of the following is the strongest nucleophile? Refer to the diagram below with an MeOH, MeSH, etc. 2. Which of the following is true about the stereochemistry of SN1 reaction?a.retention of configuration at the electrophilic centerb.50:50 mixture of retention and inversion of configuration at the electrophilic centerc.inversion of configuration at the electrophilic centerd. slightly more inversion than retention at the electrophilic center1-ethylcycloheptene + cold, dilute KmnO4What is the locant of the methoxy substituent? 4-methoxy 1-methoxy 5-methoxy 3-methoxy
