What reagents are used in step III in the following preparation of the aldehyde product?
a. BH3; H2O2/NaOH
b. Hg(OAc)2/H2O; NaBH4
c. OsO4/NMO
d. O3; Zn/AcOH
What reagents are used in step III in the following preparation of the aldehyde product? a....
What reagent has to be used in the second step of the two-step sequence shown on the left to give the same product as that obtained from the reaction on the right? 1.030 OsO4 reagent NMO product 2. Zn/AcOH O KMnO4/H30+ OHIO4 O H2O/H2SO4 O BH3: H2Oz/NaOH
2. Draw the major product(s) from the reaction of the starting material below with the following reagents: (12 marks) (a) (b) (1) BH3, THF (2) H2O2, NaOH, H2O Cl in excess EtOH (0) I-CI (d) (1) O3. CH CI: (2) Zn, acetic acid (e) (1) (1) OsO4, THF (2) H2S (1) Hg(OOCCH3)2, H2O (2) NaBH4, NaOH, H2O
Determine the product of the following reaction. 1 L CHOCH "CH Br no reaction H DH (D) 8. Which reagent(s) is needed to facilitate the following reaction: (A) H20, (B) 1. Hg(OAc)2 in H2O 2. NaBH4 (C) 1. Hg(OAc), in CH,OH (D) 1.BH; THE 2. NaBH4 2. H2O2, NaOH (E) all of the above would work 9. Which of the following compounds is the final product of the reaction below: CI (A) (B) CHA + 2 mol Cl, in cct...
can someone please answer this? thank you! For each reaction shown below, identify the primary product. B regiochemistry and stereochemistry if applicable. Br2, H2O KMnO4, NaOH cold 1. Hg(OAc)2, H2O 2. NABH4 1. O3 2. Zn/ACOH 1. BH3 2. H-О, NaOH Cl2 Write the mechanism of the first reaction, the bromohydrin r
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
1. Predict the major organic product for each of the following reactions. Be sure to clearly indicate the proper stereochemical relationships between groups (if appropriate), and write the word "racemic” under any compound that is formed as a racemic mixture. B12 Ph Ph H20 H2 Pd/C OSO4 CH3 NMO H3C 1) Hg(OAC)2, H20 2) NaBH4, aq. NaOH CH3 812 CCl4 now any resposta Hac 1) BH3, THE 2) H2O2, aq. NaOH
please do 1-6 the reagents are listed to the right. and each regeant needs to be reacted with each alkene substrates on the left. React each of the alkene substrates on the left with each of the reagents on the right If you see fit. provide kinetic and theromdinamic products as well as all possible diastereomere 10}} 8 1) HBr 2) Br2 3) H2O, H+ 4) Br2, H2O 5) O3, PPh 6) HBr, Peroxides 7) Hg(OAc)2, H2O, NaBH4 8) BH3,...
Identify the reagents necessary to accomplish the following transformations: Choose from the following list of reagents: 1) xẼ NaNH, 2) H20 10 g-BBN 2) H2O2, NaOH 1) ELMgBr 2) H2O 1) Hg(OAC)2, H20 2) NaBH4 1) TSCI, pyridine 2] -B40k 1) MeMgBr 2) H20 Brz 1) t-BuOK 2) TSCI, pyridine TSCI, pyridine Na2Cr2071) NaBH4 H2SO4, H20 20 H2O2, NaOH PCC, CH2Cl2 Enter the correct letter for each step of the reaction in the boxes below. (Reagents can be used more...
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....
Testbank, Question 015 Select the best reagents for the reaction below. + enantiomer OH 1) OsO4; 2) NaHSO3, H20 1) Hg(OAC)2, H20; 2) NaBH4 1) RCOZH; 2) H30+ 1) BH3-THF; 2) H2O2, NaOH 1) 03; 2) DMS