A-LevelChemistryOrganic synthesis9701/12 · Oct/Nov 2021 · Q391 Mark

Which of the reactions give products containing a chiral centre? 1 CH2(OH)COCO2H + an excess of HCN 2 CH2(OH)COCO2H + an excess of NaBH4 3 CH2(OH)COCO2H + an excess of LiAlH4

A1, 2 and 3 are correct

B1 and 2 only are correct

C2 and 3 only are correct

D1 only is correct

✓ Correct answer

B: 1 and 2 only are correct

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Topic: Organic synthesis, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2021 Paper 1 Variant 2, question 39.

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