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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B3LYPultrafine/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYPultrafine/cc-pVTZ
 hartrees
Energy at 0K-286.688556
Energy at 298.15K-286.696324
HF Energy-286.688556
Nuclear repulsion energy216.206979
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 B3LYPultrafine/cc-pVTZ
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' 3107 3003 21.16      
2 A' 3041 2940 14.12      
3 A' 2970 2872 63.03      
4 A' 2963 2864 18.33      
5 A' 2369 2290 0.63      
6 A' 1529 1478 4.13      
7 A' 1503 1453 0.74      
8 A' 1497 1448 6.54      
9 A' 1446 1398 8.48      
10 A' 1413 1366 8.69      
11 A' 1381 1335 51.05      
12 A' 1150 1112 77.56      
13 A' 1137 1099 162.94      
14 A' 1038 1003 16.81      
15 A' 953 921 8.34      
16 A' 896 866 6.26      
17 A' 558 539 1.08      
18 A' 419 405 1.03      
19 A' 300 290 2.18      
20 A' 133 128 3.44      
21 A" 3113 3009 23.38      
22 A" 2993 2893 7.91      
23 A" 2987 2887 62.66      
24 A" 1485 1436 6.54      
25 A" 1302 1259 2.36      
26 A" 1259 1217 3.66      
27 A" 1185 1146 6.17      
28 A" 1033 998 1.21      
29 A" 828 800 0.57      
30 A" 372 359 1.58      
31 A" 245 236 0.32      
32 A" 110 107 6.23      
33 A" 76 73 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 23394.1 cm-1
Scaled (by 0.9667) Zero Point Vibrational Energy (zpe) 22615.1 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 B3LYPultrafine/cc-pVTZ
ABC
0.52580 0.04974 0.04663

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYPultrafine/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.948 2.544 0.000
C2 -1.240 1.060 0.000
O3 0.000 0.357 0.000
C4 -0.171 -1.038 0.000
C5 1.139 -1.691 0.000
N6 2.150 -2.237 0.000
H7 -1.880 3.110 0.000
H8 -0.374 2.822 0.884
H9 -0.374 2.822 -0.884
H10 -1.824 0.777 -0.885
H11 -1.824 0.777 0.885
H12 -0.727 -1.377 -0.885
H13 -0.727 -1.377 0.885

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51292.38343.66534.72165.69701.09051.08951.08952.16252.16254.02584.0258
C21.51291.42522.35453.63704.72882.14742.15312.15311.09781.09782.64282.6428
O32.38341.42521.40562.34393.36943.33322.64502.64502.07042.07042.07812.0781
C43.66532.35451.40561.46362.61244.48593.96503.96502.60932.60931.09861.0986
C54.72163.63702.34391.46361.14915.67134.84174.84173.95623.95622.08852.0885
N65.69704.72883.36942.61241.14916.69555.72265.72265.06545.06543.13033.1303
H71.09052.14743.33324.48595.67136.69551.76961.76962.49612.49614.71624.7162
H81.08952.15312.64503.96504.84175.72261.76961.76763.06852.50704.56984.2137
H91.08952.15312.64503.96504.84175.72261.76961.76762.50703.06854.21374.5698
H102.16251.09782.07042.60933.95625.06542.49613.06852.50701.77102.41682.9959
H112.16251.09782.07042.60933.95625.06542.49612.50703.06851.77102.99592.4168
H124.02582.64282.07811.09862.08853.13034.71624.56984.21372.41682.99591.7698
H134.02582.64282.07811.09862.08853.13034.71624.21374.56982.99592.41681.7698

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.392 C1 C2 H10 110.852
C1 C2 H11 110.852 C2 C1 H7 110.086
C2 C1 H8 110.603 C2 C1 H9 110.603
C2 O3 C4 112.549 O3 C2 H10 109.604
O3 C2 H11 109.604 O3 C4 C5 109.534
O3 C4 H12 111.581 O3 C4 H13 111.581
C4 C5 N6 178.172 C5 C4 H12 108.355
C5 C4 H13 108.355 H7 C1 H8 108.528
H7 C1 H9 108.528 H8 C1 H9 108.430
H10 C2 H11 107.528 H12 C4 H13 107.316
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability