Identify the compound C8H9NO2 from its 1H, 13C/DEPT, COSY, HMQC, and INADEQUATE spectra and show all correlations.
Based on the provided 1H and 13C NMR experiments (1H-COSY, 1H-13C-HMQC and 13C-13C-Inadequate experiments, the structure of an unknown is proposed as ethyl nicotinate. The details have been explained as below.
Identify the compound C8H9NO2 from its 1H, 13C/DEPT, COSY, HMQC, and INADEQUATE spectra and show all...
From the given spectrums, what is the structure. label the carbons and hydrogens MASS of Base Peak 30 10 90 100 110 120 Transmittance 3066 012 2910 3000 4000 'H NMR 600 MHZ 2000 Wavenumber (cm-1) 3680 3660 Hz 3300 3280 H z 3220 3200 Hz 2760 2740 Hz 6.2 6.0 5.8 5.6 5.4 5. 2 5.0 4.8 ppm 7.4 7.2 7.0 6.8 6.6 6.4 C/DEPT NMR 150.9 MHz 160 150 140 130 120 110 100 90 80 70 ppm...
Use the spectra below to determine the molecular formula and chemical structure of the unknown compound. MASS 142 % of Base Peak 1147 40 50 70 80 5 100 % Transmittance Jari- 3000 1000 4000 'H NMR 300 MERE 2000 Wavenumber (cm) 3.0 25 20 15 Ppm 4.0 3.5 C/DEPT NMR 75.5 MHz ppm 60 50 40 80 70 90 100 110 120 170 160 150 140 130 ppm 4.5 4.0 3.5 3.0 2.5 2.0 1.5 ppm COSY 300 MHz...
A variety of spectra for an organic compound with molecular formula C10H16O are presented below. The experimental accurate mass using (+) APCI source is 153.1280 u. The 1H, 13C, COSY, HSQC and HMBC NMR spectra are given in the following slides. Propose a structure for this unknown and answer or address the following questions or requirements: d. If there are still any questionable assignments, propose additional NMR experiments which would solve those questions and briefly explain specifically what correlations you...
A variety of spectra for an organic compound with molecular formula C10H16O are presented below. The experimental accurate mass using (+) APCI source is 153.1280 u. The 1H, 13C, COSY, HSQC and HMBC NMR spectra are given in the following slides. Propose a structure for this unknown and answer or address the following questions or requirements: a. Using the most abundant isotopes of C, H and O, what are the errors in ppm and milli-Daltons for the experimental accurate mass?...
1.Identify the compound whose spectral data are shown. 2. Describe the coupling observed and show the splitting diagram for each hydrogen. 3. Determine the value of each coupling constants. 4. Label and assign each 1 H and 13 C signal to your answer. 100 3 % of Base Peak 90 80 100 120 m/z 5 SA % Transmittance --1689 -3047 --14197 --1273 -957 E9EE- -702 3000 1000 4000 'H NMR 300 MHz 2000 Wavenumber (cm-1) 2720 2700 Hz 2600 2580...
draw structure of C8H10 and C8H8O2 based on the 1HNMR AND 13C-NMR shown in the pictures provided. any tips of steps will help! thank you! please scroll for all lictures! C-NMR data given. D ons: Solve the structures for C8H10 and C8H8O2 using only the molecular formula and 'H- and R data given. DO NOT WORK IN GROUPS. You may ask your TA for minor assistance. You may use your tab manual (pages 31-39). Please write your final structures in...
Spectroscopy Unknown. The spectra and data provided were obtained from a pure organic molecule. For 1H NMR Spectra, the integral is given in number of hydrogens (#H) or as a relative ratio. Important coupling constants (J-values) are listed next to the peaks for some examples. For some spectra, an inset (grey box) is also given showing a "zoom-in" on an important part of the spectrum Submit your answer for Quiz 3 at: https://uglabs.cbc.osu.edu/cgi-test/organic/spec-quiz.pl Mass Spectrum (not shown): [M-206 (100%) m/z...
please identify the structure of the compound with explanation MS IR H-NMR 13C NMR. The molecular formula is not available just try to get us as close as possible you can Even though the molecular formula is not given get us close as possible as you can Electron ionization (El-MS) 167 75 50 25 139 84 63 113 7074 87 28 39 50 e 98 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160...
These are IR,1H,13C spectrums and the compound formula weight(FW) is 116. How can I detetmine the structure of compound?? Help me! %T PerkinElmer Spectrum Version 10.4.4 Thursday, November 21, 2019 9:36 AM Analyst Administrator Date Thursday, November 21, 2019 9:36 AM 86 80 3646.74cm- 2042.99cm-1 70- 3455.51cm-1 CEC stretch 586.52cm-1 0-H Sttetch N-H sthet h 798 45em-1 P751 90cm-1 775 31cm-1 863.88cm-1 $33.95cm-1 60 Unkown 3 50 40 1421 97dm-1 30 131 h1PBabocm-1 | 2877.61cm-1 1462.97cmt 20 2937.87cm-1 1304.17em-11027.87cm-1 1371...
These are IR,1H,13C spectrums. How can I determine the structure of compound? Help Me!! PerkinElmer Spectrum Version 10.44 Thursday, November 21, 2019 9 36 AM Analyst Date Administrator Thursday, November 21, 2019 9:36 AM 86 2042.99cm-1 3646 74cm. V 1 3455.51cm-1 0-1 stretch N-H. stretch CEC stretch 2018 586.52cm-1 7198 45cm-1 190cm-1 475 31cm-1 863 88cm-1 933.95cm-1 Unkown 3 %T 142114m-1 131. Mch-Pobocm-1 2877 61cm-1 1462.97 cm 297 87cm-1 1372949937.87cm-1 125617cm-1 2968. 12cm-1, PC-H stretch 3500 3000 2500 2000 173...