N
X
C
O
N
S
Hal
Solvents
Natural
Products
P Si
C
C
C C
C
C
316
7 IR
Examples (v ~ in cm -1 )
3090
3019
2933
1434
2974
2896
1450
2951
2871
1455
2920
2860
1447
2933
2865
1462
2941
1471
1451
≈1640
≈1780
O
≈1650
≈1570
≈1640
≈1680
≈1690
≈1610
≈1660
≈1660
≈1670
≈1690
≈1570
≈1650
≈1675
≈1650
≈1665
≈1670
≈1615