
Exercise 14-10 (Algo) Issuance of bonds; effective interest; amortization schedule [LO14-2] National Orthopedics Co. Issued 8%...
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...
analyze this NMR & IR
S23 CDC13 QE-300 240 UN (43 MIL.) 10.02s, 1H), 7.716.J-2 Hz. ) 2.0 11.5 11.0 10.5 10.0 9.5 9.0 8.5 8.0 7.5 7.0 6.5 6.0 4.0 3.5 3.0 2.5 20 15 100.5 0.0 -0.5 -1.0 -1.5 -2. 5.5 5.0 4.5 fl (ppm)
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?...
7. What kind of carbons correspond to these chemical
shifts?
8. Based on this analysis, the unknown might contain the
following substructure:
UN (43 MIL.) 10.02s, 1H), 7.716.J-2 Hz. ) 2.0 11.5 11.0 10.5 10.0 9.5 9.0 8.5 8.0 7.5 7.0 6.5 6.0 4.0 3.5 3.0 2.5 20 15 100.5 0.0 -0.5 -1.0 -1.5 -2. 5.5 5.0 4.5 fl (ppm)
Fill out the tables below of the starting material and pure
product by using the given NMR spectrums. Identify if the pure
isomer of methyl nitrobenzoate as ortho, meta, or para.
Complete the table below using your proton NMR spectrum of your starting material. Be sure to include all peaks. Note: The table is expandable. Use the structure below for the letter assignments in your table. Splitting Integration Assignment Peak (ppm) Other Notes -7.95 -7.92 0627 -787 785 7.30 751...
Draw the structures of the Compounds
2.0 3.64 Unsat. Index = (2C+2-H-X +N)/2 = 1.5 1.06 6.86 7.00 d = 2.44 ppm, Compound 18a. C, H, N quartet, 2H 1.0 7.02 6.84 2.43 2.45 1.08 1.04 a = 7.01 ppm, c = 3.64 ppm, b = 6.85 ppm, 0.5 doublet, 2H doublet, 2H singlet, 2H e = 1.06 ppm, 2.41 2.47 triplet, 3H 8, ppm 0.0 8.0 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.5 3.0 2.5 20 1.5...
5. Based on this analysis, the compound might be or contain
the following substructure:
6. How many different types of carbons appear to be present?
What are the chemical shifts for these carbons?
UN (43 MIL.) 10.02s, 1H), 7.716.J-2 Hz. ) 2.0 11.5 11.0 10.5 10.0 9.5 9.0 8.5 8.0 7.5 7.0 6.5 6.0 4.0 3.5 3.0 2.5 20 15 100.5 0.0 -0.5 -1.0 -1.5 -2. 5.5 5.0 4.5 fl (ppm)
3. Based on the integration of the peaks, what is the relative
number of protons which make up each signal?
4. Identify any common splitting patterns. (ie. Isopropyl,
ethyl, etc)
UN (43 MIL.) 10.02s, 1H), 7.716.J-2 Hz. ) 2.0 11.5 11.0 10.5 10.0 9.5 9.0 8.5 8.0 7.5 7.0 6.5 6.0 4.0 3.5 3.0 2.5 20 15 100.5 0.0 -0.5 -1.0 -1.5 -2. 5.5 5.0 4.5 fl (ppm)
1.
How many different types
of protons appear to be present? What are the chemical shifts for
these protons? What does this indicate (if anything) about the
electronic environment of the protons?
2.
What are the multiplicities for each peak?
UN (43 MIL.) 10.02s, 1H), 7.716.J-2 Hz. ) 2.0 11.5 11.0 10.5 10.0 9.5 9.0 8.5 8.0 7.5 7.0 6.5 6.0 4.0 3.5 3.0 2.5 20 15 100.5 0.0 -0.5 -1.0 -1.5 -2. 5.5 5.0 4.5 fl (ppm)
1. Suppose that you have information on interest rates {X) and in savings (Y) a sample of 50 households xin % 1.0 2.0 3.0 4.0 5.0 0.010.015.0 5.0 0.0 20.0 0.0 10.0 15.0 16.0 2.0 4.0 3.0 1.0 2.0 6.0 5.0 7.0 2.0 6.0 Y in 4.0 thousands $0.5 5.0 5.0 4.0 6.0 8.0 2.02.52.0 0.8 0.2 1.0 2.0 0.5 1.0 2.0 2.0 2.0 2.0 6.0 16.0 1.0 0.0 Review of the Linear Regression Model Compute the following a. Conditional...