Physical Chemistry , 1st ed.

(Darren Dugan) #1

Appendix 4 Infrared Correlation Tables


802 APPENDIXES

2

Wavelength (

m)

Wavenumber (cm

^1


)

16

4000

4000

650

700

800

900

1000

1500

2000

2500

34567891

01

11

21

31

41

5

M

MMM

S SS
MM

S

S

S

S

S

S

S

S

S

MM M

WM

W

M

M

M

M

M
M

M

M

MMMM M

(Conj.)

Alkene groups

MethylMethylene

Alkene Alkyne Aromatic Ethers Alcohols Acids

(Sharp)

M

M
M M

M
M

M W
M M

M
S

S
S

S
S

S S

S S S S

S S S S

W

W
W

M

MS S
S

S
S S S S S

S

S

S

S

S

S S S

SS

S

S
S S

S S S

W
W

M

M MM

S

M S

MM
M

M
M

M

M

M

M

M

M

M

M

M

M

M

M

M

W W W

W W

W

WW

W

W W

W

W

W

W

W

CH

3
CH

3

C (C O)
CH

2
CH

2

CH

2

CH
EthylN

Propyl
IsoTertiary butyl

Propyl

(C O),

(C N)

CH

CH

2

H

H

H

Vinyl C

(trans)
C (cis)

CC

H

CCH

2

CCHCC

H

CCMono subst. benzeneOrtho disubst.MetaParaVicinal trisubst. Aliphatic ethersAromatic ethersTertiary

(Bonded) primary alcohols

OH

(Broad) secondary

Unsym.Sym. Naphthalenes NaphthalenesAliphatic ethers AromaticCarboxylic acidsIonized carboxyl(salts, zwitterions, etc.)

CH

2

CH

2

CH

2

CH

2

M
(Broad)

C

O()O
OCH

2
O

(M High)

(M High)

(Unbonding lowers)

LegendS = StrongM = MediumW = Weak

" " "

(Broad)

(Absent in monomer)

CH

2

CH

2

OHCH
2

OHCH
OHCO

OHC

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