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ANSWERS. 1. C 4 H 8 O 2 ester. 2. C 9 H 12 arom. hydrocarbon. 3. C 4 H 7 O 2 Br carboxylic acid. 4. C 5 H 10 O 2 ester from HOAc. 5. C 5 H 10 O 2 ester from HOAc. 6. C 3 H 6 Br 2. 7. C 8 H 12 O 4. trans ( 977 cm -1 ). 8. C 5 H 10 O 2. 9. C 5 H 7 NO 2. 10. C 4 H 8 O.
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1. C4H8O2 ester 2. C9H12 arom. hydrocarbon 3. C4H7O2Br carboxylic acid 4. C5H10O2 ester from HOAc 5. C5H10O2 ester from HOAc 6. C3H6Br2 7. C8H12O4 trans ( 977 cm-1 )
8. C5H10O2 9. C5H7NO2 10. C4H8O 11. C6H12O2 12. C8H8O2 13. C5H12O