b)
9. Which of the following sequences of reactions would be best for the following transformation? 1)...
С. D. Which of the following sequences of reagents will be used to do the following transformation? он Он А. 1. KOtBu; 2. Hg(OAc)2, H2O; 3. NaBH 1. TsCl, pyr; 2. KO B ; 3. BH3-THF; 4. H202, NaOH 1. H2SO4, heat; 2. Hg(OAc), H2O; 3. NaBH 1. TsCl, pyr; 2. NaOH; 3. BH3 THF; 4. H202, NaOH В. С. 8. Select the best reagents for the reaction below. Br Br Na ? А. 1. OsO4; 2. NaHSO3, H20 В....
Can you please help me with both of these question. 4. Which set of reagents would yield butanal, CH3CH;CH;CH=O from 1-butyne CH CH2CECH? a. 1) Hg(OAc)2, H2O; 2) NABH b. 1)9-BBN; 2) NaOH, H2O2 CH.C CH c. HgSO4, H2O, H;SO d. acid-catalyzed hydration butyne, 5. Which set of reagents would lead to the transformation depicted below? Hso, HO, S0 d calyzed hyration I 2 teanito mation Br Br a. 1) t-BuOK/t-BuOH; 2) Bra/H2O b. 1) NaOMe/MeOH; 2) Br2/CCl c. 1)...
What are the best reagents to complete this synthesis? O 1. BH3 – THF; 2. H2O2, NaOH; 3. PCC O 1. BHz – THF; 2. H2O2, NaOH; 3. H, CrO4 01. 03; 2. DMS 01. Hg(OAC)2, H2O; 2. NaBH4; 3. PCC Predict the product of the following reaction scheme: 2LIATH H2O OH OH Predict the product for the following reaction | | Identify the reaction sequence of reactions that can achieve the following transformation a- O (1) Br2, CCl4: (2)...
Question 9 Which one of the following reaction steps work best to carry out the transformation shown below? ? ? H 1) BH3, THF PCC A) 2) H2O2, NaOH CH2Cl2 H20, H2SO4 (cat.) PCC B) CH2Cl2 1) BH3, THF HIO1 C) 2) HOh, NaOH D) OsO4 (CH3)3COOH, OH K2Cr207, H2SO4 H2O С в СА D
1. PREDICT THE PRODUCT: Provide the structure of the major product expected from the following reactions or reaction sequences. Make sure you account for any regio- and/or stereochemistry! (24 pts.) H2O 1. Hg(OAC), CH, OH 2. NaBH H2SO4 H20 1) BH-THF 2) H202, KOH HBr Bry, H2O HBr ROOR 1. BH3-THF 2. H2O2, NaOH H20, H2SO4 1. NaNH2 H2 H-CEC-CH2 CH2 CH3 2. CH CH Br Lindlar cat 1. Sia BH-THF 2. H2O2, H2O
3. Complete the following reactions of the compound shown by drawing the correct products with CORRECT stereochemistry if important (10 pts). Br Br2 in H2O 1. O3 2. MegS HO H2/Pd OP A01018 1. Hg(OAc)2 in THF/Water 2. NaBH NaOH 1. BH3-THF 2. H2O2, NaOH estolqind, ( ym peroxyacid he anolbe o s HBr HBr/peroxide 1. OsO4 2. NAHSO3
25) What reagents can best be used to accomplish the following transformation? A) H+, H2O B)1. BH3-THF 2. Ho, H202 C)1. Hg(OAc)2, H2O/THF 2. NaBH4 D)1. Hg(O2CCF3)2 CH3OH 2. NaBH4 E) NaOH, H20
Practice: Write the products for the following reactions. Propene Cyclohexene HBr | CH 3 CH Br CH₂ Hert Cl2, CH2Cl2 NBS, H2O, DMSO Cl2, CH3OH 1) Hg(OAc)2, H2O/THF 2) NaBH 1) BHz in THF 2) H2O2, OH-
Which sequence of reactions would be appopriate to accomplish this transformation? 70. CH2 Cul CHaCH2Br (A) PBrs 1.THF-8% 2. H202 /NaOH/H2O (B) 1. Hg(OAc)2 HBr(gMgH2C-CH2 THF / H20 Et2O 2. NaBH (C) O3 (CH3CH2CH2)2CuLi Et20 CHCla 780 D) MCPBA CH3CH2MgBr 312 Et20 CH2Cl2 100
Hi, Would someone mind helping me with the following organic chemistry question. Please justify/explain your answer. Thank you! ________________ QUESTION 42. For each of the following reactions, circle the major product. Provide a brief explanation for the preferred regiochemistry of addition in each reaction. H2O, H HO (rac) OH (rac) Explanation: 1. BH3 2. NaOH, H2O2 HO (rac) (rac) Explanation: 1= { 1. Hg(OAC)2, H,0 2. NaBH OH HO (rac) (rac) Explanation: