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Manoalide, a sesterterpene isolated from the Pacific marine sponge Luffariella veriabilis by Scheuer and co-workers at the University of Hawai'i at Manoa, has anti-inflammatory, analgesic, and antifungal properties. Select the image which has correctly located all isoprene units in manoalide. но manoalide HO

Manoalide, a sesterterpene isolated from the Pacific marine sponge Luffariella veriabilis by Scheuer and co-workers at the University of Hawai'i at Manoa, has anti-inflammatory, analgesic, and antifungal properties. Select the image which has correctly located all isoprene units in manoalide. но manoalide HO

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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**Question:** Select the single best answer. Manoilide, a sesterterpene isolated from the Pacific marine sponge *Luffariella variabilis* by Scheuer and co-workers at the University of Hawai'i at Manoa, has anti-inflammatory, analgesic, and antifungal properties. Select the image which has correctly located all isoprene units in manoilide. **Options:** 1. An image of a structural representation of manoilide with highlighted sections. 2. Text: "There are no isoprene units in the compound." **Explanation:** There is a structural diagram of manoilide shown twice. Both diagrams depict the chemical structure with no additional highlights or labels. The task is to choose the correct depiction where isoprene units are highlighted, though in the provided text of this transcription, no such highlights are described. **Graph/Diagram Explanation:** The diagrams involve a complex carbon backbone structure with hydroxyl groups (OH) and potential alkene linkages characteristic of terpene structures. Each carbon segment is connected in a zig-zag manner typically seen in organic chemistry representations. Isoprene units, if highlighted, would be identifiable as repeating units of five carbon atoms each, connected in a specific pattern typical to terpenes.
Transcribed Image Text:**Question:** Select the single best answer. Manoilide, a sesterterpene isolated from the Pacific marine sponge *Luffariella variabilis* by Scheuer and co-workers at the University of Hawai'i at Manoa, has anti-inflammatory, analgesic, and antifungal properties. Select the image which has correctly located all isoprene units in manoilide. **Options:** 1. An image of a structural representation of manoilide with highlighted sections. 2. Text: "There are no isoprene units in the compound." **Explanation:** There is a structural diagram of manoilide shown twice. Both diagrams depict the chemical structure with no additional highlights or labels. The task is to choose the correct depiction where isoprene units are highlighted, though in the provided text of this transcription, no such highlights are described. **Graph/Diagram Explanation:** The diagrams involve a complex carbon backbone structure with hydroxyl groups (OH) and potential alkene linkages characteristic of terpene structures. Each carbon segment is connected in a zig-zag manner typically seen in organic chemistry representations. Isoprene units, if highlighted, would be identifiable as repeating units of five carbon atoms each, connected in a specific pattern typical to terpenes.
The image displays three chemical structures, each associated with a selectable option represented by a circle. Here’s a detailed description: 1. **First Structure:** - **Description:** The structure contains a series of hexagonal and pentagonal rings with multiple hydroxyl groups (OH) attached. The structure ends with a carbonyl group (C=O). - **Notes:** The structure has a branched chain at the beginning with a dimethyl group. 2. **Second Structure: (Selected Option)** - **Description:** Similar to the first structure, it also contains hexagonal and pentagonal rings, with hydroxyl groups attached to some of the ring’s carbon atoms. The structure is capped by a carbonyl group. - **Notes:** The branching and positioning of the methyl groups are slightly different compared to the first structure, indicated by the line angle formula. 3. **Third Structure:** - **Description:** Again, similar in basic layout with hexagonal and pentagonal rings, hydroxyl groups, and a terminal carbonyl group are present. - **Notes:** The beginning of the chain features a different branching pattern. **General Overview:** These three images are structural representations of organic molecules typically used for comparing different isomers or analogs of a compound, emphasizing the position and orientation of functional groups such as hydroxyl and carbonyl groups.
Transcribed Image Text:The image displays three chemical structures, each associated with a selectable option represented by a circle. Here’s a detailed description: 1. **First Structure:** - **Description:** The structure contains a series of hexagonal and pentagonal rings with multiple hydroxyl groups (OH) attached. The structure ends with a carbonyl group (C=O). - **Notes:** The structure has a branched chain at the beginning with a dimethyl group. 2. **Second Structure: (Selected Option)** - **Description:** Similar to the first structure, it also contains hexagonal and pentagonal rings, with hydroxyl groups attached to some of the ring’s carbon atoms. The structure is capped by a carbonyl group. - **Notes:** The branching and positioning of the methyl groups are slightly different compared to the first structure, indicated by the line angle formula. 3. **Third Structure:** - **Description:** Again, similar in basic layout with hexagonal and pentagonal rings, hydroxyl groups, and a terminal carbonyl group are present. - **Notes:** The beginning of the chain features a different branching pattern. **General Overview:** These three images are structural representations of organic molecules typically used for comparing different isomers or analogs of a compound, emphasizing the position and orientation of functional groups such as hydroxyl and carbonyl groups.
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