Ir spectroscopy peak assignment

Infrared Spectroscopy

The following desk details infrared spectroscopy absorptions just by pitch regions.

3700-3584mediumsharpO-Hstretchingalcoholfree
3550-3200strongbroadO-Hstretchingalcoholintermolecular bonded
3500- 3400medium-N-Hstretchingprimary amine-
3400-3300
3330-3250
medium-N-Hstretchingaliphatic main amine-
3350-3310medium-N-Hstretchingsecondary amine-
3300-2500strongbroadO-Hstretchingcarboxylic acidusually established relating to 3000 cm-1
3200-2700weakbroadO-Hstretchingalcoholintramolecular bonded
3000-2800strongbroadN-Hstretchingamine salt-
3333-3267strongsharpC-Hstretchingalkyne-
3100-3000medium-C-Hstretchingalkene-
3000-2840medium-C-Hstretchingalkane-
2830-2695medium-C-Hstretchingaldehydedoublet
2600-2550weak-S-Hstretchingthiol-
2349strong-O=C=Ostretchingcarbon dioxide-
2275-2250strongbroadN=C=Ostretchingisocyanate-
2260-2222weak-CΞNstretchingnitrile-
2260-2190weak-CΞCstretchingalkynedisubstituted
2175-2140strong-S-CΞNstretchingthiocyanate-
2160-2120strong-N=N=Nstretchingazide-
2150--C=C=Ostretchingketene-
2145-2120strong-N=C=Nstretchingcarbodiimide-
2140-2100weak-CΞCstretchingalkynemonosubstituted
2140-1990strong-N=C=Sstretchingisothiocyanate-
2000-1900medium-C=C=Cstretchingallene-
2000--C=C=Nstretchingketenimine-
2000-1650weak-C-Hbendingaromatic compoundovertone
1818
1750
strong-C=Ostretchinganhydride-
1815-1785strong-C=Ostretchingacid halide-
1800-1770strong-C=Ostretchingconjugated acid halide-
1775
1720
strong-C=Ostretchingconjugated anhydride-
1770-1780strong-C=Ostretchingvinyl / phenyl ester-
1760strong-C=Ostretchingcarboxylic acidmonomer
1750-1735strong-C=Ostretchingesters6-membered lactone
1750-1735strong-C=Ostretchingδ-lactoneγ: 1770
1745strong-C=Ostretchingcyclopentanone-
1740-1720strong-C=Ostretchingaldehyde-
1730-1715strong-C=Ostretchingα,β-unsaturated esteror formates
1725-1705strong-C=Ostretchingaliphatic ketoneor cyclohexanone or maybe cyclopentenone
1720-1706strong-C=Ostretchingcarboxylic aciddimer
1710-1680strong-C=Ostretchingconjugated aciddimer
1710-1685strong-C=Ostretchingconjugated aldehyde-
1690strong-C=Ostretchingprimary amidefree (associated: 1650)
1690-1640medium-C=Nstretchingimine / oxime-
1685-1666strong-C=Ostretchingconjugated ketone-
1680strong-C=Ostretchingsecondary transformar lbs .

some libras essay (associated: 1640)

1680strong-C=Ostretchingtertiary amidefree (associated: 1630)
1650strong-C=Ostretchingδ-lactamγ: 1750-1700 β: 1760-1730
1678-1668weak-C=Cstretchingalkenedisubstituted (trans)
1675-1665weak-C=Cstretchingalkenetrisubstituted
1675-1665weak-C=Cstretchingalkenetetrasubstituted
1662-1626medium-C=Cstretchingalkenedisubstituted (cis)
1658-1648medium-C=Cstretchingalkenevinylidene
1650-1600medium-C=Cstretchingconjugated alkene-
1650-1580medium-N-Hbendingamine-
1650-1566medium-C=Cstretchingcyclic alkene-
1648-1638strong-C=Cstretchingalkenemonosubstituted
1620-1610strong-C=Cstretchingα,β-unsaturated ketone-
1550-1500
1372-1290
strong-N-Ostretchingnitro compound-
1465medium-C-Hbendingalkanemethylene group
1450
ir spectroscopy summit assignment group
1390-1380medium-C-Hbendingaldehyde-
1385-1380
1370-1365
medium-C-Hbendingalkanegem dimethyl
1440-1395medium-O-Hbendingcarboxylic acid-
1420-1330medium-O-Hbendingalcohol-
1415-1380
1200-1185
strong-S=Ostretchingsulfate-
1410-1380
1204-1177
strong-S=Ostretchingsulfonyl chloride-
1400-1000strong-C-Fstretchingfluoro compound-
1390-1310medium-O-Hbendingphenol-
1372-1335
1195-1168
strong-S=Ostretchingsulfonate-
1370-1335
1170-1155
strong-S=Ostretchingsulfonamide-
1350-1342
1165-1150
strong-S=Ostretchingsulfonic acidanhydrous
hydrate: 1230-1120
1350-1300
1160-1120
strong-S=Ostretchingsulfone-
1342-1266strong-C-Nstretchingaromatic amine-
1310-1250strong-C-Ostretchingaromatic ester-
1275-1200
1075-1020
strong-C-Ostretchingalkyl aryl ether-
1250-1020medium-C-Nstretchingamine-
1225-1200
1075-1020
strong-C-Ostretchingvinyl ir spectroscopy summit assignment alcohol-
1150-1085strong-C-Ostretchingaliphatic ether-
1124-1087strong-C-Ostretchingsecondary alcohol-
1085-1050strong-C-Ostretchingprimary alcohol-
1070-1030strong-S=Ostretchingsulfoxide-
1050-1040strongbroadCO-O-COstretchinganhydride-
995-985
915-905
strong-C=Cbendingalkenemonosubstituted
980-960strong-C=Cbendingalkenedisubstituted (trans)
895-885strong-C=Cbendingalkenevinylidene
850-550strong-C-Clstretchinghalo compound-
840-790medium-C=Cbendingalkenetrisubstituted
730-665strong-C=Cbendingalkenedisubstituted (cis)
690-515strong-C-Brstretchinghalo compound-
600-500strong-C-Istretchinghalo compound-
880 ± 20
810 ± 20
strong-C-Hbending1,2,4-trisubstituted-
880 ± 20
780 ± 20
(700 ± 20)
strong-C-Hbending1,3-disubstituted-
810 cronon exclusively get in touch essay 20strong-C-Hbending1,4-disubstituted or
1,2,3,4-tetrasubstituted
-
780 ± 20
(700 ± 20)
strong-C-Hbending1,2,3-trisubstituted-
755 ± 20strong-C-Hbending1,2-disubstituted-
750 ± 20
Seven-hundred ± 20
strong-C-Hbendingmonosubstituted
benzene derivative
-

  

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