The following compounds have the same effect on Pain? a. True b. false 14-18 Wha

Question

The following compounds have the same effect on Pain? a. True b. false 14-18 What is the topicity relation between each pair of indicated hydrgens? Answers may be repeated. Not all hydrogens are shown in the structure. 19-23. Match each H NMR listing (in ppm from TMS) to a compound on the right. Ignore coupling to NH hydrogens. 19. 1.4 (2H, br s), 1.15 (9H,s) 20. 2.3 (2h, q), 2.2 (6H, s), 1.1 (3H, t) 21. 2.7 (4H, q), 1.2 (6H, t), 0.9 (1H, br s) 22. 2.7 (1H, septet),2.4 (3H, s), 1.1 (6H, d), 1.0 (1H, br s) 23. 3.0 (2H, d), 1.7 (1H, nonet), 1.20 (2H, br s), 0.8(6H,d)

Explanation / Answer

19. e

22. c

24. e

25. B

26. b

27. e

28. d

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