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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: LSDA/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 LSDA/6-31G**
 hartrees
Energy at 0K-285.029429
Energy at 298.15K-285.037162
HF Energy-285.029429
Nuclear repulsion energy217.253055
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 LSDA/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' 3101 3043 7.45      
2 A' 3006 2950 6.44      
3 A' 2884 2830 53.05      
4 A' 2873 2819 22.86      
5 A' 2342 2298 0.84      
6 A' 1477 1449 7.02      
7 A' 1446 1419 1.44      
8 A' 1432 1405 10.14      
9 A' 1395 1369 15.14      
10 A' 1348 1323 24.05      
11 A' 1320 1295 41.76      
12 A' 1203 1180 195.79      
13 A' 1135 1114 19.94      
14 A' 1071 1051 22.03      
15 A' 961 943 1.09      
16 A' 898 881 3.04      
17 A' 553 542 1.08      
18 A' 422 414 1.00      
19 A' 297 292 2.06      
20 A' 129 127 3.31      
21 A" 3098 3041 8.77      
22 A" 2916 2861 30.02      
23 A" 2891 2837 45.55      
24 A" 1425 1398 8.99      
25 A" 1249 1226 2.64      
26 A" 1203 1181 5.72      
27 A" 1148 1126 6.84      
28 A" 986 967 0.05      
29 A" 799 784 2.28      
30 A" 378 371 1.15      
31 A" 250 245 0.19      
32 A" 122 120 5.61      
33 A" 82 81 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 22919.0 cm-1
Scaled (by 0.9813) Zero Point Vibrational Energy (zpe) 22490.4 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 LSDA/6-31G**
ABC
0.53928 0.05042 0.04736

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.074 2.466 0.000
C2 -1.267 0.981 0.000
O3 0.000 0.374 0.000
C4 -0.118 -1.011 0.000
C5 1.197 -1.622 0.000
N6 2.242 -2.139 0.000
H7 -2.046 2.984 0.000
H8 -0.510 2.781 0.892
H9 -0.510 2.781 -0.892
H10 -1.847 0.652 -0.894
H11 -1.847 0.652 0.894
H12 -0.679 -1.381 -0.892
H13 -0.679 -1.381 0.892

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.49752.35223.60674.67665.67461.10111.10131.10132.16502.16503.96893.9689
C21.49751.40532.30033.58454.69542.14842.14672.14671.11501.11502.59252.5925
O32.35221.40531.39002.32703.36713.31632.61772.61772.07052.07052.08202.0820
C43.60672.30031.39001.44972.61504.43593.91573.91572.56032.56031.11671.1167
C54.67663.58452.32701.44971.16555.63274.80604.80603.90313.90312.09122.0912
N65.67464.69543.36712.61501.16556.68005.70755.70755.03025.03023.14653.1465
H71.10112.14843.31634.43595.63276.68001.78761.78762.50482.50484.65964.6596
H81.10132.14672.61773.91574.80605.70751.78761.78423.08352.51384.53144.1654
H91.10132.14672.61773.91574.80605.70751.78761.78422.51383.08354.16544.5314
H102.16501.11502.07052.56033.90315.03022.50483.08352.51381.78752.34452.9470
H112.16501.11502.07052.56033.90315.03022.50482.51383.08351.78752.94702.3445
H123.96892.59252.08201.11672.09123.14654.65964.53144.16542.34452.94701.7838
H133.96892.59252.08201.11672.09123.14654.65964.16544.53142.94702.34451.7838

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.212 C1 C2 H10 111.087
C1 C2 H11 111.087 C2 C1 H7 110.612
C2 C1 H8 110.458 C2 C1 H9 110.458
C2 O3 C4 110.755 O3 C2 H10 109.945
O3 C2 H11 109.945 O3 C4 C5 110.045
O3 C4 H12 111.859 O3 C4 H13 111.859
C4 C5 N6 178.579 C5 C4 H12 108.450
C5 C4 H13 108.450 H7 C1 H8 108.518
H7 C1 H9 108.518 H8 C1 H9 108.203
H10 C2 H11 106.565 H12 C4 H13 106.010
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability