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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: PBE1PBE/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at PBE1PBE/6-31G*
 hartrees
Energy at 0K-286.239041
Energy at 298.15K-286.246855
HF Energy-286.239041
Nuclear repulsion energy216.609431
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at PBE1PBE/6-31G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3173 3016 17.21      
2 A' 3089 2935 11.70      
3 A' 3011 2861 60.37      
4 A' 3004 2855 14.84      
5 A' 2413 2293 0.63      
6 A' 1559 1481 3.82      
7 A' 1528 1452 1.12      
8 A' 1523 1447 7.99      
9 A' 1471 1398 10.22      
10 A' 1429 1358 20.84      
11 A' 1399 1329 61.25      
12 A' 1208 1148 205.92      
13 A' 1172 1113 20.99      
14 A' 1081 1027 17.66      
15 A' 974 926 6.85      
16 A' 922 876 3.70      
17 A' 566 538 1.03      
18 A' 428 406 1.13      
19 A' 304 289 2.26      
20 A' 134 127 3.30      
21 A" 3178 3020 18.16      
22 A" 3043 2892 13.70      
23 A" 3035 2885 66.90      
24 A" 1510 1435 6.98      
25 A" 1318 1253 2.47      
26 A" 1274 1211 3.68      
27 A" 1202 1142 7.27      
28 A" 1045 993 0.76      
29 A" 834 792 1.02      
30 A" 385 366 1.75      
31 A" 251 238 0.33      
32 A" 117 111 6.57      
33 A" 79 76 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 23828.8 cm-1
Scaled (by 0.9503) Zero Point Vibrational Energy (zpe) 22644.5 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at PBE1PBE/6-31G*
ABC
0.52482 0.05013 0.04697

See section I.F.4 to change rotational constant units
Geometric Data calculated at PBE1PBE/6-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.957 2.527 0.000
C2 -1.239 1.043 0.000
O3 0.000 0.360 0.000
C4 -0.172 -1.026 0.000
C5 1.140 -1.678 0.000
N6 2.162 -2.221 0.000
H7 -1.894 3.091 0.000
H8 -0.381 2.807 0.887
H9 -0.381 2.807 -0.887
H10 -1.826 0.755 -0.888
H11 -1.826 0.755 0.888
H12 -0.731 -1.370 -0.887
H13 -0.731 -1.370 0.887

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51072.36883.63874.69855.68121.09451.09391.09392.16432.16434.00354.0035
C21.51071.41462.32783.61394.71432.15082.15282.15281.10301.10302.62102.6210
O32.36881.41461.39672.33493.36743.32402.63062.63062.06892.06892.07732.0773
C43.63872.32781.39671.46502.62284.46313.93993.93992.58812.58811.10341.1034
C54.69853.61392.33491.46501.15805.65264.81804.81803.93793.93792.09302.0930
N65.68124.71433.36742.62281.15806.68465.70455.70455.05565.05563.14333.1433
H71.09452.15083.32404.46315.65266.68461.77721.77722.50012.50014.69564.6956
H81.09392.15282.63063.93994.81805.70451.77721.77413.07402.50964.55204.1920
H91.09392.15282.63063.93994.81805.70451.77721.77412.50963.07404.19204.5520
H102.16431.10302.06892.58813.93795.05562.50013.07402.50961.77642.39152.9785
H112.16431.10302.06892.58813.93795.05562.50012.50963.07401.77642.97852.3915
H124.00352.62102.07731.10342.09303.14334.69564.55204.19202.39152.97851.7745
H134.00352.62102.07731.10342.09303.14334.69564.19204.55202.97852.39151.7745

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.100 C1 C2 H10 110.831
C1 C2 H11 110.831 C2 C1 H7 110.268
C2 C1 H8 110.470 C2 C1 H9 110.470
C2 O3 C4 111.786 O3 C2 H10 109.908
O3 C2 H11 109.908 O3 C4 C5 109.329
O3 C4 H12 111.840 O3 C4 H13 111.840
C4 C5 N6 178.405 C5 C4 H12 108.328
C5 C4 H13 108.328 H7 C1 H8 108.599
H7 C1 H9 108.599 H8 C1 H9 108.374
H10 C2 H11 107.268 H12 C4 H13 107.043
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability