Question

  IR interpretation of the following signals: C-H arom, C-O, OH, C=C

SciFinder® Page 1 LOD Spectrum ID NIDA63390 CAS Registry Number Formula CAS Index Name Spectrometer Nicolet 170SX or J 5D FTIIR-410 Source integrated Spectral D unds. (Data were 500 1000 1590 3000 HAVENUMBERI i

Answer 1

IR interpretation of the following signals :

1) C-H aromatic stretching frequency = 3025 cm-1(strong)

2) C-O stretching frequency = 1050 cm-1 (strong)

3) O-H stretching frequency = 3500 cm-1 (strong)

4) C=C stretching frequency = 1500 cm-1(weak)