
(a)
Interpretation:
The structure of the given compound (E)-Hydrazone of Benzaldehyde has to be drawn.
Concept introduction:
Imines can exists as stereoisomers. The isomers are named using the E, Z system of nomenclature. The lone pair has the low priority.
If the two high priority groups are on the same side of the double bond, then it is known as Z-isomer.
If the two high priority groups are on the opposite side of the double bond then it is known as E-isomer.
(b)
Interpretation:
The structure of the given compound (Z)-oxime of propiophenone has to be drawn.
Concept introduction:
Imines can exist as stereoisomers. The isomers are named using the E, Z system of nomenclature. The lone pair has the low priority.
If the two high priority groups are on the same side of the double bond, then it is known as Z-isomer.
If the two high priority groups are on the opposite side of the double bond then it is known as E-isomer.

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Chapter 16 Solutions
Pearson eText Organic Chemistry -- Instant Access (Pearson+)
- 5. Write the formation reaction of the following complex compounds from the following reactants: 6. AgNO₃ + K₂CrO₂ + NH₄OH → 7. HgNO₃ + excess KI → 8. Al(NO₃)₃ + excess NaOH →arrow_forwardIndicate whether the product formed in the reaction exhibits tautomerism. If so, draw the structure of the tautomers. CO₂C2H5 + CH3-NH-NH,arrow_forwardDraw the major product of this reaction N-(cyclohex-1-en-1-yl)-1-(pyrrolidino) reacts with CH2=CHCHO, heat, H3O+arrow_forward
- Draw the starting material that would be needed to make this product through an intramolecular Dieckmann reactionarrow_forwardDraw the major product of this reaction. Nitropropane reacts + pent-3-en-2-one reacts with NaOCH2CH3, CH3CHOHarrow_forwardIndicate whether the product formed in the reaction exhibits tautomerism. If so, draw the structure of the tautomers. OC2H5 + CoHs-NH-NH,arrow_forward
- Explain how substitutions at the 5-position of barbituric acid increase the compound's lipophilicity.arrow_forwardExplain how substitutions at the 5-position of phenobarbital increase the compound's lipophilicity.arrow_forwardName an interesting derivative of barbituric acid, describing its structure.arrow_forward
- Briefly describe the synthesis mechanism of barbituric acid from the condensation of urea with a β-diketone.arrow_forwardGiven the hydrazones indicated, draw the structures of the enamines that can be formed. Indicate the most stable enamine (explain). C6H5 C6H5 H C6H5 Harrow_forward4. Propose a Synthesis for the molecule below. You may use any starting materials containing 6 carbons or less (reagents that aren't incorporated into the final molecule such as PhзP do not count towards this total, and the starting material can have whatever non-carbon functional groups you want), and any of the reactions you have learned so far in organic chemistry I, II, and III. Your final answer should show each step separately, with intermediates and conditions clearly drawn.arrow_forward
- Organic Chemistry: A Guided InquiryChemistryISBN:9780618974122Author:Andrei StraumanisPublisher:Cengage Learning

