Complete the Following Reaction Sequence,giving Structural Details of All Significant

Q47: Stereoisomers can exist in the case of

Q48: What is the correct structure for 3-methyl-5-(2,5-dinitrophenyl)pentanal?

Q49: Which of the following is formed when

Q50: Which of the following is not a

Q51: Select the structure of the major product

Q53: Which of the following is a synthesis

Q54: Propose a structure that fits the

Q55: What is the correct structure for (S)-5-bromo-2-heptanone?

Q56: Draw a complete mechanism,using arrow convention to

Q57: The ¹³C NMR spectrum of a compound