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- Question 1 Correct Answer-Label the spectra and compound OH 3 1HNMR (ppm): 4.77 (1H, br s); 3.50 (1H, quintet); 1.55 (2H, quintet); 1.40 (1H, m); 1.11 (3H, d); 0.99 (3H, t); 0.88 (3H, d) Explanation for Excellent - Draw compounds that match the other spectra. They all have the same molecular formula as above 2 IHNMR (ppm): 4.7 (1H, br s); 3.62 (2H, t); 1.58 (2H, quintet); 1.43 (2H, quintet); 1.37 (2H, quintet); 1.35 (2H, sextet); 0.88 (3H, t) IHNMR (ppm): 3.46 (2H, q); 3.35 (2H, t); 1.50 (2H, quintet); 1.46 (2H, sextet); 1.05 (3H, 1); 0.96 (3H, t) PPM 1HNMR (ppm): 3.65 (2H, m); 1.13 (12H, d)2. Which C4H,Br isomers give rise to the two spectra shown below? b. 8 C. 8 7 7 6 5 5 34 4 8 (ppm) 33 32 PPM 4 8 (ppm) 2H t I 2H d 3 ند 3 2H 2H quint sext NH 2 1H m 2 6H d I C 3H 1.0 PPM 0 0Which of the following C5H8 compounds best fits the spectrum. The integration values are shown above the individual resonances. 1.00 C3H3 3.00 1.99 1.98 4.5 4 3.5 2.5 1.5 0'5 A) CH;CH,CH,-CEC-H B) CH;CH,-CEC-H CH3 D) A O O O
- 9 7. Label the peaks in the predicted HNMR spectrum of resiquimod. Note that not all peaks in the spectrum will be included in Hå-H₁. Ha Ju H₁ H₂ HO H₁ H₂ Hc Ha PPM NH₂ Resiquimod HeCI (3d) Draw the DEPT-90 and DEPT-135 13C spectra for compound X. Label each carbon peak using your notation from (3a).4. Match the following spectrum to the structure it represents а. 4000 2000 1S00 100 3000 OH OCH, CH3 он OCH3 он b. eo00 1500 1000 spo 4000 3000 он NH2 co,H но H3 C
- Q2: Choose the correct answer for each of the following: () 1 - In the infrared spectrum of a Compound containing a triple C-C bond, the amplitude oscillation band appears The Stretch) has at: - A) 2700 cm ¹ b) 2100 cm ¹ -1 c) 3100 cm ¹ 2- Stretching frequency of the O=C bond of a compound (3-butene-2-on) is less than the stretching frequency of a compound (2-propanone) a.) hydrogen bonding c) Vibration duplication b) Electronic effects 3- The compound o-hydroxybenzoic acid can be distinguished from the compound m-hydroxybenzoic Acid by infrared spectroscopy based on: a) OH. Group b) group curve oscillation) C-H c) group amplitude oscillation C=OWhat is the structure from the formula C10H12O and the spectra?orgo chem II nmr please help me fill out this chart!
- Which MS spectra equals which compound with a formula of CH2X2 where X is a halogen.Analyze the spectra below assign/ label significant peaks and draw the isomers (correct structure of the molecular formula C5H8OQ4) Two Isomers have the chemical formula C,H, identify their structure based on their IR spectra below? Isomer A Ahserbane/ 3000 200 W es/e Isomer B Aboerkance/4
