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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G**
 hartrees
Energy at 0K-286.272548
Energy at 298.15K-286.280359
HF Energy-286.272548
Nuclear repulsion energy216.597983
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 HSEh1PBE/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' 3169 3024 16.83      
2 A' 3080 2940 11.68      
3 A' 2999 2862 61.69      
4 A' 2992 2855 15.61      
5 A' 2411 2301 0.71      
6 A' 1542 1472 4.15      
7 A' 1511 1442 1.31      
8 A' 1505 1436 7.61      
9 A' 1459 1393 10.16      
10 A' 1414 1350 21.07      
11 A' 1386 1323 57.61      
12 A' 1202 1147 208.49      
13 A' 1164 1111 20.57      
14 A' 1075 1026 17.57      
15 A' 971 926 6.03      
16 A' 917 875 4.00      
17 A' 565 540 1.02      
18 A' 427 407 1.11      
19 A' 304 290 2.25      
20 A' 133 127 3.34      
21 A" 3173 3028 17.86      
22 A" 3033 2894 15.22      
23 A" 3025 2887 64.38      
24 A" 1492 1424 6.43      
25 A" 1309 1249 2.49      
26 A" 1263 1205 3.74      
27 A" 1193 1139 6.99      
28 A" 1035 988 0.71      
29 A" 829 791 1.03      
30 A" 384 367 1.72      
31 A" 249 238 0.33      
32 A" 116 110 6.55      
33 A" 78 75 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 23703.1 cm-1
Scaled (by 0.9543) Zero Point Vibrational Energy (zpe) 22619.9 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 HSEh1PBE/6-31G**
ABC
0.52510 0.05011 0.04695

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.955 2.528 0.000
C2 -1.239 1.045 0.000
O3 0.000 0.360 0.000
C4 -0.172 -1.027 0.000
C5 1.139 -1.679 0.000
N6 2.160 -2.223 0.000
H7 -1.891 3.093 0.000
H8 -0.379 2.807 0.886
H9 -0.379 2.807 -0.886
H10 -1.827 0.759 -0.887
H11 -1.827 0.759 0.887
H12 -0.729 -1.373 -0.887
H13 -0.729 -1.373 0.887

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.50992.36903.64024.69895.68151.09341.09281.09282.16332.16334.00724.0072
C21.50991.41572.33063.61554.71572.14942.15152.15151.10271.10272.62572.6257
O32.36901.41571.39752.33513.36763.32352.63022.63022.07032.07032.07902.0790
C43.64022.33061.39751.46382.62134.46443.94063.94062.59172.59171.10321.1032
C54.69893.61552.33511.46381.15785.65244.81794.81793.94043.94042.09032.0903
N65.68154.71573.36762.62131.15786.68425.70455.70455.05805.05803.14013.1401
H71.09342.14943.32354.46445.65246.68421.77521.77522.49842.49844.69954.6995
H81.09282.15152.63023.94064.81795.70451.77521.77233.07232.50864.55434.1950
H91.09282.15152.63023.94064.81795.70451.77521.77232.50863.07234.19504.5543
H102.16331.10272.07032.59173.94045.05802.49843.07232.50861.77502.39812.9831
H112.16331.10272.07032.59173.94045.05802.49842.50863.07231.77502.98312.3981
H124.00722.62572.07901.10322.09033.14014.69954.55434.19502.39812.98311.7734
H134.00722.62572.07901.10322.09033.14014.69954.19504.55432.98312.39811.7734

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 110.822
C1 C2 H11 110.822 C2 C1 H7 110.283
C2 C1 H8 110.480 C2 C1 H9 110.480
C2 O3 C4 111.879 O3 C2 H10 109.961
O3 C2 H11 109.961 O3 C4 C5 109.373
O3 C4 H12 111.947 O3 C4 H13 111.947
C4 C5 N6 178.378 C5 C4 H12 108.223
C5 C4 H13 108.223 H7 C1 H8 108.586
H7 C1 H9 108.586 H8 C1 H9 108.364
H10 C2 H11 107.181 H12 C4 H13 106.982
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability