4LMS2118 Chemistry for the Biological Sciences CW1 Semester A 2025- 26 | Hertfordshire

Instructions to Candidates

Answer all questions. Your completed assignment should be submitted as a Word document via the assignment portal on the Chemistry for Biological Sciences module website. Images can be hand-drawn and inserted into the Word document as pictures, but they must be legible. The use of artificial intelligence is not permitted on this assignment, and all the sources you consulted must be cited in the body of your essay and well documented in the reference section on the last page of your report. The submission deadline is Sunday, 16th November 2025, at 23:59.

Question

1. Explain in detail how you can utilise the knowledge of spectroscopic methods covered in this module to identify the presence of compound II in a pharmaceutical dosage form. (Hint: where possible, you must clearly justify the characteristic signals that will be observed during the spectroscopic analysis of the compound)(maximum 500 words) 50%

2. Briefly describe, with reference to a single biological molecule, how the stereochemical nature of biological molecules influences their biological functions in the system. (Hints: you must use Cahn-Ingold-Prelog Rules to assign configuration to each of the stereoisomers of the biological molecule) (Maximum 500 words) -50%