ORGANIC CHEMISTRY (LOOSELEAF)-PACKAGE
10th Edition
ISBN: 9781260008562
Author: Carey
Publisher: MCG
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Chapter 25.11, Problem 13P
Interpretation Introduction
Interpretation:
The carbon and hydrogen atoms of
Concept introduction:
The biosynthesis of cholesterol from
In each step, a new intermediate is formed. The formation of protosteryl cation and lanosterol intermediate is an important step in this mechanism.
Deprotonation, migration of hydrogen atoms and methyl groups, takes place in this mechanism.
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Draw an appropriate reactant on the left-hand side of this organic reaction.
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1. MCPBA
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drawing a structure.
2. NaOH, H₂O
Explanation
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Calculate the atomic packing factor of quartz, knowing that the number of Si atoms per cm3 is 2.66·1022 and that the atomic radii of silicon and oxygen are, respectively, 0.038 and 0.117 nm.
3.
a. Use the periodic table to add up the molecular weight of thionyl chloride (SOCl2) and show your work.
b. The actual value obtained for the molecular ion on a high resolution mass spectrometer is 117.9041.
Explain the discrepancy.
c. Show the calculations that correctly result in the exact mass of 117.9041 for SOC₁₂. Use Table 11.2 or
Appendix E in your calculations.
Chapter 25 Solutions
ORGANIC CHEMISTRY (LOOSELEAF)-PACKAGE
Ch. 25.2 - What fatty acids are produced on hydrolysis of...Ch. 25.3 - Give the structure of the keto acyl-ACP formed...Ch. 25.4 - Prob. 3PCh. 25.4 - Prob. 4PCh. 25.5 - Prob. 5PCh. 25.6 - Write the structural formula and give the IUPAC...Ch. 25.6 - Prob. 7PCh. 25.7 - Locate the isoprene units in each of the...Ch. 25.7 - Prob. 9PCh. 25.9 - Prob. 10P
Ch. 25.9 - Prob. 11PCh. 25.10 - Prob. 12PCh. 25.11 - Prob. 13PCh. 25.11 - Prob. 14PCh. 25.12 - Prob. 15PCh. 25.16 - Prob. 16PCh. 25 - Prob. 17PCh. 25 - Prob. 18PCh. 25 - Prob. 19PCh. 25 - Pyrethrins are a group of naturally occurring...Ch. 25 - Prob. 21PCh. 25 - Prob. 22PCh. 25 - Prob. 23PCh. 25 - Prob. 24PCh. 25 - Prob. 25PCh. 25 - Prob. 26PCh. 25 - Prob. 27PCh. 25 - Prob. 28PCh. 25 - A synthesis of triacylglycerols has been described...Ch. 25 - Prob. 30PCh. 25 - Prob. 31PCh. 25 - Prob. 32PCh. 25 - Prob. 33DSPCh. 25 - Prob. 34DSPCh. 25 - Prob. 35DSPCh. 25 - Prob. 36DSPCh. 25 - Prob. 37DSPCh. 25 - Prob. 38DSP
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