Which compound matches the spectrum shown? 3H, 4H 3H,t 2H, a 8 6 PPM 2 "onora...
Select the product formed from the following reaction. 1. Propylmagnesium bromide 2. H2O HO otto A) (B) (C) (D) IV Moving to another question will save this response Question 39 The following conversion is expected to give a 'H-NMR spectrum with a peak at 10 ppm that integrates for how many hydrogen atoms?? C OH PCC ?? (A) 1 (B) 2 (C) 3 (D) 4 Moving to another question will save this response. search I Will save this response Question...
Which compound matches the following 1H NMR spectrum? singlet 3H singlet 3H PPM A. B. i. C D. ОН H Ос B OD ОА
Which compound matches the following 1H NMR spectrum? doublet, 2H singlet 3H doublet 2H br. singlet 1H 10 PPM NO2 OH OH A D OD ОА OC B
unknown compound, which is insoluble in water but soluble in 10% aqueous NMR spectrum. What is the compound? ielded the given sodium bicar 2 PPM OH он eThis IR spectrum is of which compound? Et 69. The ' H NMR spectrum corresponding to the product of the following cross-coupling reaction is shown. is the product? B(OH)2 Et Pd(OAc)a K CO D) 3H 3H 8H 2H ILLI PPM Br (B) Br (A) Meo Et Et (D) (C) MeO
unknown compound, which...
Which of the following compounds is consistent with the^13C NMR spectrum shown below? A) I B) II C) III D) none of these Which of the following compounds have the same degree of unsaturation? C_5H_5Br_2NO C_6H_5Br C_gH_10BrIO C_9H_11 NO A) I & II B) I & III C) III & IV D) II & III E) none of these
24. Which compound most likely matches the following 1H NMR spectrum? 3H 2H (A) Br (B) CH3 Br (0) (3n65-s (C) Br, Br (D) H3C CH3 CHa Whal is the IUPA 25. Which compound most likely matches the following 1H NMR spectrum? 3H ЗН 2H 2H 2H 2H (A) (B) CH3 CH3 НаС H3CO (C) (D) H3C
Check 200 180 160 120 80 60 40 20 0 140 a 100 ppm s, 3H t, 3 H d. 2 a. 2 H d. 2H s, 1 H 1 10 9 8 7 6 4 3 2 1 5 ppm 1) Which compound gives the following spectra? For the 'H-NMR assign all signals. Interpret mol peak and base peak in the mass spectrum if a mole peak exists. Assign at least two 13C signals, How does the IR spectrum...
Which of the following compounds is consistent with the 13C NMR spectrum shown below? 3 signals 80' 70' 60 50 40' 302010ė PPM a) ºH b) OH C) HO, d) OH
Question 33 The correct structure for ethyl 2-chloropentanoyl chloride is: o OH CI CI ОН OH I II III "CI CI CI IV V A. II B. I C. IV D.V E. III Question 34 A compound with the molecular formula Cg4 gBro gave the following H NMR spectrum: triplet, 5 1.4 quartet, 8 3.9 multiplet, 5 7.0 (4H) There was no evidence of an -OH band in the IR spectrum. A possible structure for the compound is: Br Br...
Question 19 Which is the most acidic hydrogen in the compound shown? II IV H H H H H -H H T III V CA. V B. C. IV D. III E. 11 Question 20 How many signals would you expect to find in the TH NMR spectrum of CH 30CH 2 CH 2OCH 3? CA. 4 B. 2 C. 1 D.3 E. 5