21. A compound, C 6 H 8 O, exhibits IR absorption at 1680 cm -1 . Its carbon NMR

Question

21.

A compound, C6H8O, exhibits IR absorption at 1680 cm-1. Its carbon NMR shifts are given below. The number of hydrogens at each carbon, determined by DEPT, is given in parentheses after the chemical shift.

13C NMR: ? 22.9 (2), 25.8 (2), 38.2 (2), 129.8 (1), 150.6 (1), 198.7 (0)

Prathik CengageBrain - My x Cengage x y owLV2 l Online teac Chegg Study | Guide × TAMU CHEM 228 SI × J. Balvin-Ay Vam + × Y G h-catalyst-Google × × -C f Dwest.cengagenow.com/rn takeAssignment takeCovalent Activity do?locator=assignment-take&takeAssignmentSessonLocator;=assignm O :: Apps Bookrmarks Imported From IE 'Owl V2-Cengage L. MA WebAssign-LOGIN MeCampus-Learning. Texas A&M; Universi. D Active Courses Pear. € Dental Opportu nitie. ] Other bookmarks Chapter 19: EOC Question 11 1 pt Question 12 Question 13 1pt Question 14 Question 15 Question 16 Question 17 1pt Question 18 Question 19 1 pt Question 201pt Question 21 Question 22 Question 23 1pt Question 24 1 pt Question 25 Question 26 A compound, C^HgO, exhibits IR absorption at 1680 cm. Its carbon NMR shifts are given below. The number of hydrogens at each carbon, determined by DEPT, is given in parentheses after the chemical shift. 15C NMR: 22.9 (2), 25.8 (2), 382 (2), 129.8 (1), 150.6 (1), 198.7 (0) Draw the structure of this compound in the window below You do not have to consider stereochemistry You do not have to explicitly draw H atoms Do not include lone pairs in your answer. They will not be considered in the gradin,g . In cases where there is more than one answer, ust draw one C P 1 pt ProgresS 15/26 items Due Mar 4 at 11:55 PM Previous Next ChemDoodle

Explanation / Answer

From the given data by 13 NMR and IR peak value indicate that there are six different carbons in the molecule and ir value indicates about the Keto group in the molecule.

The molecule is Cyclehexenone.

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