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3. From what aldehyde or ketone could each of the following be synthesized by reduction witn...
4. Show how C2HsMgBr, the Grignard Reagent prepared from ethyl bromide, can be used as a starting material in the preparation of each of the following compounds он (a) Ph-CH CH2-CH3 (b) CH3CH2 CH2 CH2OH (c) CH3CH2 C- (d) Ph-C CH-CH2 Ph 17
1. Match each structure to the functional group a alcohol b. aldehyde c. ketone d. acid e. esterf. amine HC CH, OH ii. iii. ОН iv. OH H vi. NH2 vii. 2. For each of the following, write the formula (abbreviated) a. OH b. ОН c. 2. What is stereospecificity? Why is it important? 3. For each molecule below, identify the functional groups. НО а. Сн,он СН,ОН ОНИ ОН b. ОН ОН Н.N. О НО. о с.. ОД d. но...
12.18 Draw the condensed structural formula of the aldehyde or ketone formed when each of the following alcohols is oxidized [O] (if no reaction, write none): CH3 a. CH3-CH-CH2-CH2-OH ОН b. CH3-CH2-C- CH3 CH3 ) ОН c. CH3-CH2-CH-CH2-CH3 d. OH
Part A Identify each of the following compounds as an aldehyde or a ketone. Drag the appropriate items to their respective bins. H3C 0 CH3-CH-6-H Aldehyde Ketone
Suggest a synthesis for each alcohol, starting from an aldehyde
or a ketone and an appropriate Grignard reagent (the number of
combinations of Grignard reagent and aldehyde or ketone that might
be used is shown in parentheses below each target molecule):
(Two combinations) 1. CH3MgBr in ether 2. Hz0+ 1. B in ether H 2.H30* Structure A: ? Edit Structure B: (Two combinations) MgBr 1. ether + C 2. H30 1. E in ether 2. H30* 1. CHM9Br in ether...
1. What will be the products (A-D) in the following aldehyde and ketone reactions ? Hoon 1) SOCI 2) (CH3)2NH A FO сндон, H30* OH B CH H₃C. OH H3C Pyridine H3C CH, с مل CH3NH2, A D 2. Provide IUPAC names for the following compounds (E-G). Name: нас. сн, сн. E Name: H3C CH3 CH3 F Name: HO OH CH3 G 3. Provide a mechanism for the following reactions a) OCH3 CH3NH2, 4 NHCH3 b) FO 1) SOCI 2)...
Please describe how each reaction will be accomplished.
Alkyne and Nitrile Synthesis Retrosynthesis CH CH2 OH ОН Br HCECH + Synthesis CH CH2 0,0 NMO HCOCH Li NH NaNH Benzyl bromide OH OH Retrosynthesis One-on-o EN Br Synthesis Br KCN er blan NH2 H3C 1) LAH 2) H30* NH CH3 Alkyne and Nitrile Synthesis Retrosynthesis CH CH2 OH OH Br H2=CH + Synthesis CH CH2 0.0 NMO Li NH, NaNH, Benzyl bromide HC SCH OH OH The starting material is...
62. Show how the following compound can be synthesized from the given starting material. (Hint: Start with an acetoacetic ester.) OH sodinto antes O bio boogie COOH 63. Show how the following compounds can be prepared from cyclohexanone: CCH2CH2CH3 wolle CH CH.CH CH CCH boob TISU shots 0551 ollor O CH2 OH
Using the specified starting material and any other reagents,
show how each of the following compounds can be
prepared:
a) CH3-CH2-CH2-OH ---------> H3C-CC-H
B)CHCH------>
CH3-CH3-C-(Cl)2-CH3
c) HCCH -------->
CH2-CH2-CH(Br)-CH3
Predict the major product in each of the following transformations. No mechanisms are required for this question. [3 Marks] 1. CH3CH2MgBr (excess) 2. HCl(aq) 1. PhMgBr (1 equiv.) 2. HCl(aq) ОН о но 1. CH3MgBr (2 equiv.) 2. HCl(aq) н Show how you could synthesize the products below using a Grignard reagent and appropriate electrophile by drawing the overall balanced equation. No mechanisms are required for this question. You do not need to show formation of the Grignard reagent. [2...