option B is correct
Explanation: Hydroboration-Oxidation of alkene with BH3 followed by H2O2, OH- produces least substituted alcohol as product.
20. What is the best choice of reagent to transform 2,3-dimethylbutene into 2,3- dimethylbutanol? a. H...
20. What is dimethylbutanol? the best choice of reagent to transform 2,3-dimethylbutene into 2,5- a. H0, Br, c. H,O, H,SO, d. ſij BH: 12 H2O b. (1) BH (2) H0/HO 21
Ivan Martinen -4. What is the best choice of reagent to perform the following reaction? A. BH, 2)+H,0 B. HgSo. 2)+ NaBH C. H,O, H.SO. D. Oso, 2)+NaHSO OH ... 5. What is the best choice of reagent to perform the following reaction? A. BH, 2)+H,0 B. HgSo. 2)+ NaBH, C. HO, H,SO. D. Oso. )+NaHSO, он
In each reaction box, place the best reagent and conditions from the list below. In each reaction box, place the best reagent and conditions from the list below Вг 2) Br Br Br PBr H2, Lindlar cat Br2, 2-equiv Нв, 1-еquiv. Вн-THF Br2, 1-equiv. HBr, 2-equiv NaOH Но NABH4 excess NaNH2 CHн;Br
will rate Choose the best product or reagent(s) for the reaction below. goo ? s a. b. C. d. none of these Br Br НО. Selected Coordinates Clear Choose the best product or reagent(s) for the reaction below. 73, 21 ОН HCI ? a. CI b. c. d. both a and b CI ОСІ Selected Coordinates Clear Estimate the Keg for the following acid/base equilibrium. H -NO -NH2 + + butane Li O a. 100 O b. 10^-15 O c....
What is the best choice of reagent to achieve the following reaction? Br HC, -CH₃ Hac. -CH3 ? a. NaBr b. HBr. H2O C. Br2 O d. NBS, heat
12. What reagent(s) is/are necessary to produce meso-butane-2,3 diol from trans-2-butene? 13. Which of the following is the reverse of halogen abstraction in a radical mechanism? 12. What reagent(s) is/are necessary to produce meso-butane-2,3idiol from trans-2- butene? What agents) is/are necessary to produce meso butane-2,3-diol from trans-2- a. 1) Hg(OAc)2, H2O; 2) NaBHA b. Oso. (catalytic), NMO c. H2SO4, H, 0 0 :2) Na d. 1) BHTHE 2) H,O,, NaOH e. 1) MCPBA; 2) H,O' THE HO 13. Which of...
could you please help me with these questions. thank you so much 20. Which reagent would best serve as the basis for a simple chemical test to distinguish between 0 0 CH3CH2CC2C3 and CH3CH2CH2CCH3 a. NaOI (I in NaOH) b. Br CCL c. CrO,/H SO d. NaHCO,/H20 21. Which proton in the following molecule is the most acidic? A) 1 B) 2 C) 3 D) 4 E) 5 22. What product is formed in the aldol reaction of propanal? a....
20. Predict the structure A-E from the synthetic scheme beto positive/negative? Tollens reagent Cro, MeNH H2SO A - B cat H 1. MeMgBr 2. H30 H.So, 1. BH; C F E HSO 2. H,O,/OH
What is the best choice of reagent(s) to perform the following transformation? * Could possible explain step by step * Thanks in advance 1. What is the best choice of reagent(s) to perform the following transformation? Br OH OH
In each reaction bo, place the best reagent and Conditions erom the last belous 3) PCIS NaBHy in EtoH Clay AO H SO, Ceone) BH,/THE ddule H,O Br, 2