2) Propose structures for the compounds with the following data.MolecularDataAnswerformulaunitIR: 3400 cm'(broad), 3250 cm (sharp),2150 cm-1'H NMR ppm: 1.0 (t, 3H), 1.5 (s, 3H), 1.6 (q,2H), 2.0 (s, 1H), 2.5 (s, 1H)13C NMR: 4.1, 26, 35, 67.6, 69.4C6H100hangidon tor liw obIR: 1680 cm', 2750 cm1, 2850 cm'H NMR ppm: 1.1 (t, 3H), 3.5 (q, 2H), 4.5 (s,Jeg of griquo 2H), 7.3 (d, 2H), 7.7 (d, 2H), 9.9 (s, 1H)G ebacc bLOAigeqC10H12O2-1100 gmisa oy bloowooge orit niC4H100IR: Strong peak around 3500 cm-1 'H NMR:1.28, (s, 9H), 1.35 (s, 1H)3) Give three UNIQUE syntheses of benzylamine starting from benzene.

The probable structure of the molecules are given in solution.

2) Propose structures for the compounds with the following data. Molecular Data formula Answer IR: 3400 cm(broad), 3250 cm'(sharp), 2150 cm H NMR ppm: 1.0 (t, 3H), 1.5 (s, 3H), 1.6 (q, 2H), 2.0 (s, 1H), 2.5 (s, 1H) 13C NMR: 4.1, 26, 35, 67.6, 69.4 C6H100 bang IR: 1680 cm, 2750 cm, 2850 cm 'H NMR ppm: 1.1 (t, 3H), 3.5 (q, 2H), 4.5 (s, 2H), 7.3 (d, 2H), 7.7 (d, 2H), 9.9 (s, 1H) C10H12O2 sa oy blow roH HO ni ofioge bobivorg sge C4H100 IR: Strong peak around 3500 cm-1 'H NMR: 1.28, (s, 9H), 1.35 (s, 1H)

2) Propose structures for the compounds with the following data. Molecular Data formula Answer IR: 3400 cm(broad), 3250 cm'(sharp), 2150 cm H NMR ppm: 1.0 (t, 3H), 1.5 (s, 3H), 1.6 (q, 2H), 2.0 (s, 1H), 2.5 (s, 1H) 13C NMR: 4.1, 26, 35, 67.6, 69.4 C6H100 bang IR: 1680 cm, 2750 cm, 2850 cm 'H NMR ppm: 1.1 (t, 3H), 3.5 (q, 2H), 4.5 (s, 2H), 7.3 (d, 2H), 7.7 (d, 2H), 9.9 (s, 1H) C10H12O2 sa oy blow roH HO ni ofioge bobivorg sge C4H100 IR: Strong peak around 3500 cm-1 'H NMR: 1.28, (s, 9H), 1.35 (s, 1H)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Treatment of butan-2-one (CH3COCH2CH3) with strong base followed by CH3I forms a compound Q, which gives a molecular ion in its mass spectrum at 86. The IR (> 1500 cm−1 only) and 1H NMR spectra of Q are given below. What is the structure of Q?
8 Propose a structure for the following: C6H13Br. NMR (60MHz, TMS) 8 1.13 (s, 9H), 2.11 (t, 2H), 2.45 (t, 2H) ppm. Show all the steps and labels for full credit.
4. Propose a structure for a compound, C4H7C1O2, that has the following IR and 'H NMR spectra : 100 80 60 - 40 - 20 - 4000 3500 3000 2500 2000 1500 1000 500 Wavenumber (cm- TMS 10 O ppm Chemical shift (6)
Propose a structural formula for compound J (C,H,,0,) consistent with its 'H-NMR and infrared spectra. CH1403 Compound J 3H 3H 2H 2H 2H 2H 10 8 7 5 3 2 0 ppm Chemical shift (8) Micrometers 2.5 100 * 9 10 8 11 12 13 14 15 20 90 80 70 60 50 40 30 20 CH1403 Compound J 10 4000 3600 3200 2800 2400 2000 1800 1600 1400 1200 1000 800 600 400 Wavenumber (cm-) Transmittance (%)
Propose a structure consistent with following set of spectral data: C4H8Br2: IR peak at 3000–2850 cm−1; NMR (ppm):1.87 (singlet, 6 H)3.86 (singlet, 2 H)
2. The ¹H NMR and ¹3C spectra of compound X (C8H₁0O) together with its IR spectrum are shown below. Propose a structure for X with explanations. 8 160 % Transmittance 100 50 ChemistrySteps.com 5H 7 140 120 5 1H 100 PPM 80 PPM 60 1H ChemistrySteps.com 40 3H Chemistry min 20 mm O
Provide a structure for the given compound. molecular mass 71; IR: 3200 (strong, broad), 2250 cm-1; no absorptions in the 1500–2250 cm range; 'H NMR: 8 2.62 (2H, t, J = 6 Hz), 8 3.42 (1H, broad s; eliminated by D,0 shake), 8 3.85 (2H, t, J = 6 Hz). Deduce the structure of the compound and draw hydrogens on oxygen or nitrogen where needed.
A compound has the molecular formula: C4H8O2 and gives the following C-13 NMR spectrum. Provide the most likely functional groups for each signal. nmrsim presentation 1 1 C:Bruken Topspin3.5pl7 examdata -170.7658 150 100 d 170.8 (O CH3) ; 60.4 (OCH2); 20.8, 14.1 (2 x C=0) 8170.8 (0 CH₂); 60.4 (OCH₂); 20.8, 14.1 (2 x CH3). 8 170.8 (CH3); 60.4 (C-0); 20.8, 14.1 (2 x OCH₂) 8170.8 (C=0); 60.4 (OCH₂); 20.8, 14.1 (2 x CH3). 8170.8 (C) ; 60.4 (O CH2); 20.8, 14.1 (2 x O CH3) -60.4293 50 -20.7902 -14.1385 [ppm] [+]
14. Propose structure for a compound, C9H₁1Br that fits the following ¹H NMR data: 2.15 8 (2H, quintet) 2.75 8 (2H, triplet) 3.38 8 (2H, triplet) 7.22 8 (5H, singlet)
Predict the structure of the compound using the information below. From IR Spectra: Broad peak at 3500-3200 cm-1 Medium peak at 750 cm-1 From Mass Spectra M+ = 108 M+2 = 110 (with 3:1 peak ratio) From Proton NMR Spectra See attached picture.