Which of the following bases can deprotonate a terminal alkyne (check all that apply)?
Which of the following bases can deprotonate a terminal alkyne (check all that apply)? Which of...
Can LDA deprotonate a terminal alkyne? Organic Chemistry
Select all that apply. Which of the following bases are strong enough to deprotonate CH3CH2CH2C CH (pKa 25), so that equilibrium favors the products' CH3ONa O H20 NH3 CH&Li NaCH2(CO)N(CH3)2 NaNH2 Select all that apply. Which of the following bases are strong enough to deprotonate CH3CH2CH2C CH (pKa 25), so that equilibrium favors the products' CH3ONa O H20 NH3 CH&Li NaCH2(CO)N(CH3)2 NaNH2
1-) Which of the following bases will result in the complete deprotonation of a terminal alkyne? (More than one answer may be possible here.) 2-) 3-) Please draw the major product of the reaction below.
please explain your answers 5. Circle all of the bases below that can be used successfully to deprotonate CH3OH. (0.3 pts) a. CH3CO2Na b. KOH C. NH3 d. NaHCO3 e. NaNH2 f. NaH
please explain your answers 6. Circle all of the bases below that can be used successfully to deprotonate phenol (CsHsOH). (0.2 pts) a. KOH b. NHa c. NaHCO3 d. NaH
Which of these bases would work best for the deprotonation of an alkyne, as shown in this reaction? ? H2C-CEC-H H3C-C=C: t-BuОNa (same as (CH3)3CONa] NaOH NaNH2 NaHCO3 NaOCH2CH3
Which of the following substrates can be used to produce an alkyne when the substrate is treated with at least 2 equivalents of NaNH2? Select the two that apply. ge
Draw structures of three skeletal alkynes of formula C5H8. React one of the terminal alkyne, which contains tertiary carbon atom with sodamide (NaNH2) then with CH3Cl.
Question 2: Determine in the following examples if the base is strong enough to deprotonate the terminal alkyne. сH, нс. t-BuOK + Cн Question 3: A terminal alkyne is prepared by treating the dihalide with excess (xs) sodium amide, followed by water. Predict the major product and draw a mechanism for its formation: Br 1) xs NaNHNH 2) Hо Br Identify reagents that you could use to achieve the following transformations: CH3 Нас Н,с CH3 CH3 HyC Н.с CHs CH3...
Apply the Skill 10.04 Compound A is a terminal alkyne with molecular formula CHio 10.04a Incorrect Draw all four possible constitutional isomers that are possible structures for compound A. H3C H3C HC HaC search