How to solve this! "C Spectral Data:singlet, 146.0 ppm;doublet, 129.8 ppm;singlet, 120.1.ppm;doublet, 114.3 ppm;triplet, 29.3 ppm134PRACTICAL SPECTROSCOPYCompound 76 is a low-melting solid (melting point 50° C), which contains two different halogens; alkoxide can displace onlyone of these, yielding an ether. In the 300 MHz 'H NMR, the apparent singlet at 7.15 ppm is resolved into two, closely spaced, doubletsThe Mass, IR, and 'H NMR spectra, along with "3C NMR data, are given below. Elemental Analysis: C, 40.92; H, 2.94; contains twodifferent halogens.Mass SpectrumAbsorbanceIntensity125127204-2018406020100120140160 180me200 220240 250280300Infrared Spectrum4000 3000 2500 2000Wave Number, cm -11500 1300 1200 110010009:00BOG700ليليS6B9101112131415Wavelength, microns'H NMRStructure:1ppm, &C2000 Brooks/Cole Publishing Com-

Step 1: The parameters are given: From the mass spectrum, the molecular mass of the unknown compound…

Answered: "C Spectral Data: singlet, 146.0 ppm;…

Organic Chemistry

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Publisher:John E. McMurry

Chapter18: Ethers And Epoxides; Thiols And Sulfides

Section18.SE: Something Extra

Problem 53AP: The red fox (Vulpes vulpes) uses a chemical communication system based on scent marks in urine. One...

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Compound 48 is a low-melting solid (melting point 55-57 °C), that is soluble in dilute aqueous base, but precipitates on acidification. The Mass, IR, and 'H NMR spectra, along with 13C NMR data, are given below. Elemental Analysis: C, 67.73; H, 6.5o; O, 25.78.
The 1H-NMR spectrum shown is that of a compound with formula CHCIO. This compound has an IR absorption at 1724 cm 1. Propose a structure. 6 4 ppm 0 Spectra images are reproduced by permission from Sigma-Aldrich and the National Institute of Advanced Industrial Science and Technology (SDBSWeb: http://riodb01.ibase.aist.go.jp/sdbs/, 8/26/05, 2/7/09, 2/13/09, 3/10/09). (Note: Aldehyde protons (CHO) often show very small coupling constants to adjacent hydrogens, so the splitting of aldehyde signals is not always apparent.) . You do not have to consider stereochemistry. • In cases where there is more than one answer, just draw one.
TMS is usually used in NMR as a standard because it is soluble in a variety of solvents. It is, however, insoluble in D20. What is used as a standard in D₂0?@GMU 2020 O CDC13 O Acetone-d6 {CD3(C=O)CD3} O DSS {(CH3)3Si(CH2)3SO3¯Na*} O DMSO-d6 {CD3(S=O)CD3)
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Reaction of (CH3)2CO with LiCCH followed by H2O gives compound X, which has a molecular ion in the mass spectrum at 84. It also has prominent absorptions in the IR spectrum at 3600-3200, 3303, 2938, and 2120 cm-1. The proton NMR shows a singlet at 1.53 (6H), a singlet at 2.37 (1H) and a singlet at 2.43 (1H). What is the structure for compound X?
Identify the structures of each compound from the given data.
Structure of compound according to the given spectral data
C3 (5 mol%). CH,C2, 96 h, r.t. iPr `NO2 5b NO2 (S)-6b 83%, 97:3 e.r. CO,H HO,C. CO2H 6N HCI Raney Ni, H2 AcОН, 48 h reflux, 28 h NH2 NH2. HCI 9, 90% (overall 52%) 8, 70% Draw mechanisms for each reaction to form compounds 6b, 8, and 9
Provide a structure for the given compound. UV spectrum: Amax = 272 nm (e = 39500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm¹; 'H NMR: 65.85 (1H, d, J = 17 Hz); 8 7.35 (1H, d, J = 17 Hz); 67.4 (5H, apparent s).
Propose a structural formula for compound A, C5H13N, given its IR and calculated 1H-NMR spectra.
Provide a structure for the given compound. molecular mass 101; -1. IR: 3397, 3200, 1655, 1622 cm¯¹; 13C NMR: 8 27.5, 838.0 (weak), 8 180.5 (weak). Draw the compound. Select / ||1||| Draw C H N Templates O More
The red fox (Vulpes vulpes) uses a chemical communication system based on scent marks in urine. One component of fox urine is a sulfide whose mass spectrum has M+ = 116. IR spectroscopy shows an intense band at 890 cm-1, and 1H NMR spectroscopy reveals the following peaks: 1.74 Î´ (3 H, singlet); 2.11 Î´ (3 H, singlet); 2.27 Î´ (2 H, triplet, J = 4.2 Hz); 2.57 Î´ (2 H, triplet, J = 4.2 Hz); 4.73 Î´ (2 H, broad) Propose a structure consistent with these data. [Note; (CH3)2S absorbs at 2.1 Î´.]

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