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Suggest a reasonable synthetic strategy for the synthesis of 3-ethyl-3-heptanol from methyl pentanoate, CH3CH2CH2CH2CO2CH3. |
Suggest a reasonable synthetic strategy for the synthesis of 3-ethyl-3-heptanol from methyl pentanoate, CH3CH2CH2CH2CO2CH3.
Propose a reasonable synthetic strategy for the synthesis of trans-6-methyl-3-heptene from 4-methyl-1-pentyne.
Suggest a suitable synthetic strategy for the transformation of 3-methyl-1-pentanol into propyl 3-methylpentanoate.
Last Name First Name Student I.D. number Problem 4 (10 pts) Suggest a reasonable synthetic strategy for the synthesis of 1.2,3- ribromobenzene from p-nitroaniline, showing all necessary reagents and relevant intermediates. NH2 Br Br No2
Problem 9 (10 pts) Suggest a reasonable synthetic strategy to carry out the following transformation.
Suggest a reasonable strategy for the synthesis of the dipeptide Leu-Phe, using established protocol for peptide synthesis.
Draw the reactants and products of the following reaction: 3-ethyl-2-heptene + HOH → 3-ethyl-3-heptanol + 3-ethyl-2-heptanol Consider how it is possible for two products to form in this reaction, and identify the major product, giving your reasons for both. What type of reaction is this classified as?
Design a series of synthetic steps to make 4-methyl-4-heptanol via Grignard reaction a. with ester b. with ketone c. with different ketone
Suggest a reasonable precursor for the synthesis of
1-chloro-3-ethylbenzene.
Please explain the 1H nmr of 4-methyl-3-heptanol
1 AC Org. 2.12 4-Methyl-3-Heptanol
Suggest suitable starting materials and reagents for the synthesis of 3-cyclopentyl-4-methyl-2-pentanone using enolate alkylation reactions. Select one: a. i) 3-methyl-2-pentanone, LDA ii) bromocyclopentane b. i) 4-ethyl-2-pentanone, LDA ii) bromocyclopentane c. i) 4-methyl-2-pentanone, NaH ii) bromocyclohexane d. i) 4-methyl-2-pentanone, LDA ii) bromocyclopentane e. i) 3-methyl-2-butanone, pyridine ii) bromocyclopentane