i. Demonstrate your understanding of retrosynthetic analysis by redrawing step (i) in the retrosynthetic direction. Show the
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i. Demonstrate your understanding of retrosynthetic analysis by redrawing step (i) in the retrosynthetic direction. Show the disconnection, retrosynthetic arrow, and synthons corresponding to the starting materials. 2 marks
ii. Now redraw step (iii) in the retrosynthetic direction, showing disconnections and synthons corresponding to the starting materials. 3 marks
iii. Consider the use of benzothioic S-acid 3 in this sequence. How many atoms are there in one molecule of this reagent? How many atoms does this reagent contribute to the structure of 7? Is this an atom efficient process? Why do you think this reagent is used? 3 marks
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Data Modeling and Database Design
ISBN: 978-1285085258
2nd edition
Authors: Narayan S. Umanath, Richard W. Scammel
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