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Propanedinitrile

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Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Symmetry:   C2nu     Symmetry Number sigma = 2


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

a1 1 CH2 s-str 2935  C 2935 VS liq. 2929 liq.
a1 2 CN s-str 2275  C 2275 M liq. 2263 liq. SF(«nu»9)
a1 3 CH2 scis 1395  C 1395 VS liq. 1386 liq.
a1 4 CC s-str 890  C 890 S liq. 892 liq.
a1 5 CCC deform 582  C 582 M liq. 574 liq.
a1 6 CCN bend 167  C 167 liq.
a2 7 CH2 twist 1220  C 1220 ia VW liq. 1214 liq.
a2 8 CCN bend 367  C 371 ia M liq. 367 liq. SF(«nu»12)
b1 9 CN a-str 2275  C 2275 M liq. 2263 liq. SF(«nu»2)
b1 10 CH2 wag 1318  C 1318 W liq. 1310 liq.
b1 11 CC a-str 982  C 982 S liq. 975 liq.
b1 12 CCN bend 366  C 366 S liq. 367 liq. SF(«nu»8)
b2 13 CH2 a-str 2968  C 2968 VS liq. 2960 liq.
b2 14 CH2 rock 933  C 933 M liq.
b2 15 CCN bend 337  C 337 S liq.

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
WWeak
VWVery weak
iaInactive
SFCalculation shows that the frequency approximately equals that of the vibration indicated in the parentheses.
C3~6 cm-1 uncertainty

References

Go To: Top, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

Go To: Top, Vibrational and/or electronic energy levels, References