#1, C5H10O

#1, C5H10O

#2, C4H10O

#2, C4H10O

#3, C5H10O2

#3, C5H10O2

#4, C3H6O2

#4, C3H6O2

#5, C4H9Br

#5, C4H9Br

#6, C10H914O

#6, C10H914O

#7

(1) C4H8Br2; IR 3000-2850 cm-1; NMR (ppm) 1.85 (s, 6H); 3.85 (s, 2H).

(2) C6H14O: IR 3600-3200 cm-1; NMR (ppm) 0.8 (t, 6H); 1.0 (s, 3H); 1.5 (q, 4H); 1.6 (s, 1H).

(3) C3H6Br2: IR 3000-2850 cm-1; NMR 2.4 (quintet), 3.5 (triplet).

(4) C5H10O2: IR 1740 cm-1; NMR 1.14 (t, 3H); 1.23 (t, 3H); 2.31 (q, 2H); 4.70 (q, 2H).

(5) C6H14O: IR 2850-3000 cm-1; NMR 1.11 (d, 12H); 3.62 (septet, 2H).

(6) C7H14O2 (cheap candy essence; smells like banana; ester): NMR: 0.93 (d, 6H); 1.52 (m, 2H);

1.69 (m, 1H); 2.04 (s, 3H); 4.10 (t, 2H).