Problem 3. The following solvents cannot be used in the preparation of organometallic reagents such as organolithiums and Grignard reagents. CONCISELY explain why. CH₂Cl2 (dichloromethane) water ethanol
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Organometallic reagents are chemical compounds that contain a metal-carbon bond, where the carbon atom is bonded to a metal atom.
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- 4. Aldehydes and ketones can be “protected" as acetals and ketals. Complete the following outlined reactions, showing how the protection is accomplished, and what results after deprotection. MgCI 1) 2) HO* deprotection hereSelect the reagents that will allow the following transformation(s) to occur. -H ? 1) NaOH 2) propyl bromide 1) Na2HSO4 2) propylanol 1) NaOH 2) propyl bromide 1) NaNH₂ 2) propyl bromideAlkyl diazonium salts are unstable even at low temperature. They decompose to form carbocations, which go on to form products of substitution, elimination, and (sometimes) rearrangement. Keeping this in mind, draw a stepwise mechanism that forms all of the following products. NANO2 он + HCI, H2O NH2 он
- Rank the following compounds in order of increasing reactivity towards nucleophilic addition (most to least reactive). Provide a brief explanation for your choice. i) H ii) H iii) CH31. Complete the following syntheses starting from a) & b) acetoacetic ester and c) malonic ester. Provide the appropriate reagents and alkyl halides in the provided boxes. a) b) 1 2 3 1 2 3 1 2 ая 3 1 c) LOH 2 34. Aldehydes and ketones can be "protected" as acetals and ketals. Complete the following outlined reactions, showing how the protection is accomplished, and what results after deprotection. Br MgBr 1) Br 2) H3O* deprotection here
- convery Compound C to Compound D and come up with a route for this. Design a route to take C to D by outlining the reagents for each step. only use reactions from organic chemistry 1#16c. Provide the missing reactants, reagents, or products for the following reaction sequences below.Which best describes the major organic product of the following reaction. diol anti markovnikov alcohol markovnikov alcohol expoxide VERRANN 1) BH3 2) H₂O₂/NaOH