UV: max 235 (ε 12,000) and max 314 (ε 120)EIMS: m/z 39 (31%), 41 (33%), 55 (37%), 69 (26%), 98 (100%), 99 (7%), 100 (0.2%)IR:ImmIR spectrum inCCl4 solvent2950 cm-¹20004) RC=N5) 0-HBAYEHUNIERI -R1630 cm-¹1710 cm-¹$104a) Which of the following heteroatoms that are definitely NOT present based on the EIMS data? (Circleall that apply).Br Cl FSI 04 continued) Please refer to data on preceding page.4b) From the EIMS data what is the best estimate of the number of carbon atoms in this molecule?4c) From the UV data, conjugated л-bonds are: definitely present definitely absent4d) From the IR spectrum alone, which of the following functional groups can be definitely ruled OUT?Circle those that are ruled out and briefly explain why.1) C=02) RC=CR3) C=Ccannot tell

“Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

UV: max 235 (ε 12,000) and max 314 (ε 120) EIMS: m/z 39 (31%), 41 (33%), 55 (37%), 69 (26%), 98 (100%), 99 (7%), 100 (0.2%) IR: LOD 2 8 *E00 for IR spectrum in CCl4 solvent 2950 cm-¹ B BAYEHUR wym 1630 cm-¹ 1710 cm-¹ 1000 4a) Which of the following heteroatoms that are definitely NOT present based on the EIMS data? (Circle all that apply).

UV: max 235 (ε 12,000) and max 314 (ε 120) EIMS: m/z 39 (31%), 41 (33%), 55 (37%), 69 (26%), 98 (100%), 99 (7%), 100 (0.2%) IR: LOD 2 8 *E00 for IR spectrum in CCl4 solvent 2950 cm-¹ B BAYEHUR wym 1630 cm-¹ 1710 cm-¹ 1000 4a) Which of the following heteroatoms that are definitely NOT present based on the EIMS data? (Circle all that apply).

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

100 C4H200 O C3H₁3Cl O C5H10N C6H14 C6H12 80 60 40 20 0 10 20 40 60 m/z 80 100 120 140 MassSpec9. Select the most reasonable formula for the molecule analyzed, based on the provided data (parent peak m/z at 84):
IR Spectrum (liquid film) 184 4000 100 80 60 40 20 40 13C NMR Spectrum (50.0 MHz, CDCI, solution) proton decoupled 200 ¹H NMR Spectrum (600 MHz, CDCI, solution) 1 10 9 8 3000 % of base peak 80 128 my 2000 V (cm¹) 119 M+* 134 120 160 m/e expansion 124 ppm 160 1600 I 7 200 I 6 120 ppm 1200 800 Mass Spectrum C10 H14 280 solvent 80 240 I 5 7.4 1 4 expansion 3 Problem 95 UV Spectrum max 262 nm (log10 € 2.5) solvent: ethanol -CH3 C 40 7.2 2 1 0 8 (ppm) TMS 1 I 1 0 8 (ppm) 201
Assign as many non-fingerprint region peaks as possible in anisole
the mass spectrum, IR and 13 C and 1 HNMR spectra for an unknown organic molecule. Determine the structure ofthe molecule.
determine the possible molecular formula for this compund
Relative Intensity 100 CH3 (CH₂)3CH3 LI 40 80 40 20 0++ MS-IW-3004 10 15 20 25 30 35 Using this MS, what is the molecular weight of this compound O 71 O 73 45 50 55 m/z O 72 O There is not enough information 60 65 70 75
100 80 60 20 % of base peak 30 40 80 V (cm¹) M**#103 120 160 m/e 200 Mass Spectrum C4H9NO₂ 240 280 21 No significa absorption ab
5
IR Spec, Mass Spec, and CNMR structure analysis.
A drug X (M.W. =300) has a molar absorptivity of 905 at 254 nm. One tablet containing this drug X is dissolved in water and diluted to a volume of 2 L. If the solution exhibits an absorbance of 0.655 in a 1-cm cell in the UV region at 254 nm, how many grams of X are contained in the tablet?
h) i) j) Ph + НО OSI(CH3)3 Br PPH3 1) "BuLi /THF/rt / 1.5 h H CH3 homo /rt / 1 h 2) -Si(CH3)3 OCH3 TiCl4 CH₂Cl₂/-78°C / 15 min PPh3/1₂ (1 eq) imidazole / THE 0°C-it
The concentration of Ba(IO3)2 in H20 at 30°C (Ksp = 1.25 x 10- %3D 6. Ba (103)2 (s)+ Ba2+ + 2103 2.37 x 10-4 M 6.79 x 10-4 M O 7.32 x 10-4 M 7.32 x 10-8 M 5.23 x 10-4 M