13-39 Sketch your predictions of the proton NMR spectra of the following compounds. (a) CH-0-CH.CH ~...
7. Which compound below be H-1 NMR 0.9 ppm (quartet fits the following spectral data? (6 points) 1.2 ppm (sextet 2 hydrogens), 2.1 ppm (triplet, hydrogens), 4.3 ppm (singlet 3 hydrogens) C-13 NMR 5 signals 25 ppr ppm (CH2); 61 ppm: (CH3) 198 Ppm (C). IR strong peak 1735 cm Ignals 25 ppm (CH): 35 ppm (CH2), 46 ppm (CH2); 61 ppm: em Mass Spee parent M+ = 102 Mass Spec paren ou 0 H2 CH3 HjC Holo H3C- CC...
8) Propose plausible structures for the five compounds whose proton NMR spectra are shown: (a) C.H.Oz. (b) CH,Br; (c) C&H,Br; (d) CyHBr. 8) Propose plausible structures for the five compounds whose proton NMR spectra are shown: (a) C4H1002; (6) CyH,Br; (e) C&H Br; (d) CH,Br. pos 2.00 2012.00
2. Match each 'H NMR spectra with one of the following compounds: CH ભવન, ભo as Aags જk CH CHCHB CH-CH:CH NO C H.CH.NO, CHCHCH CHECNO, CH CH CH CH.CH 2017 Pontion, Inc oppe) fy Supe frey pe frequency
Problem 4: Name the following compounds (12 points) CH3 C H2CH3 CH3 CH--C-CH2 - CH, CH, CH3 CH.CH ON CH₂ CH₂ - сн—сн—снусны NH₂ H₂ CH₂
Q.4. Which of the following compounds is the strongest acid? a. CH b. CH.CH C. HỌC CHỊ d. HCECH Q.5. Which of the following is the strongest acid a. CH.CH b. CHÚNH с. СН,ОН d. CHF Q.6. Which of the following is easiest to deprotonate (removing a proton) ?! a CH b. CH.CH C. CH2=CH d. HCECH Q.7. Which of the following anions is the strongest base? a. CH,COO b. HO- C. NH" d. cr Q.8. Which set of curved...
Question Propose syntheses of the following compounds beginning from a mono-substituted benzene. NH CH CN CH.CH ÇO,H NH Br o CI
Name the following organic compounds. Please explain.
ÇHz—CH CH3-CH-CH2 - CH2 - CH2-OH H3C- N- CH3 CH3 17. CH2-CH-CH2-CH2-O-CHZ CH2-O-CH3 CH3 18. 19. CH3 CH3 CH2 - CH-CH-C- CH2 CH2 - CH - CH2 - CH2-C-H CH CH3 Pongracando con 20. CH3 -CH-CH2-CH-C-OH 21. CH, -CH-C-CH=CH2 CHZ CHE 22. CH3-CH - CH2 - CH2 - C -0 - CH3 23. CH3-CH2—6- NH-CH3 CH CH CI CH2 - CH2 25. CH2 - CH3 CH2 - CH3 HO 27. ÇH2CH-CH2 ӧн Онон
Question 13 Match each of the following organic compounds with its name A. CH3 -CH2--0--CH3 A. ethyl methyl ether B. propanal 0 11 CH3 CH2 C-H CI 0 C. 3-chloro-2 butanone D. ethanol CH3 CH--C--CH3 CH3-CH2-OH Question 18 CH3-CH2-O- CH2 - CH3 Which of the following active groups is present in the organic structure above A. aldehyde B. alcohol C. acid D. ketone E. ether
How are the following two compounds related? CH CH3 HO -H HO -Н Given the following substitution reaction, what would the effect be of changing the solvent from CH3OH to (CH3)2S=0? H- OH H OH VS HO -H H -OH H -OH HO H + CH (CH2CH2-Br NaOH CH;(CH2), CH2-OH + NaBr CH OH CH2OH A. The reaction rate will increase. OB. There is no effect on the rate of the reaction, C. The reaction rate will decrease. Give the...
7. Consider the IR, 'H-NMR and C-NMR spectra of the compound with MF:C,H, 0. 4 pts Identify the structure of the unknown compound. MF C7H140 MW 114 $C 73.6 SH 12.4 Mass Spec. D m/ sbund. 27 35 relativ 114 11 Popyright © 1994 1.0 PPM 3.0 Proton NMA TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 200 180 160 140 Carbon 13 NMR T 120 TTTTTTTTTTTTTTTTTTTTTTTTTTTTTT 100 80 60 40 20 PPM O en og and 8. Consider the IR, 'H-NMR and C-NMR spectra of the...