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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: HF/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at HF/aug-cc-pVDZ
 hartrees
Energy at 0K-284.871728
Energy at 298.15K-284.879825
HF Energy-284.871728
Nuclear repulsion energy217.268718
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 HF/aug-cc-pVDZ
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' 3251 2961 37.46      
2 A' 3180 2895 17.77      
3 A' 3172 2889 44.15      
4 A' 3142 2861 43.42      
5 A' 2597 2365 4.40      
6 A' 1630 1485 4.17      
7 A' 1605 1462 3.14      
8 A' 1598 1455 2.65      
9 A' 1569 1429 5.19      
10 A' 1520 1384 46.97      
11 A' 1491 1358 56.49      
12 A' 1281 1166 243.42      
13 A' 1246 1134 40.94      
14 A' 1136 1034 17.64      
15 A' 1017 926 20.39      
16 A' 964 878 1.20      
17 A' 604 550 2.20      
18 A' 447 407 1.57      
19 A' 327 298 3.31      
20 A' 144 131 4.38      
21 A" 3262 2970 41.26      
22 A" 3211 2924 20.48      
23 A" 3177 2893 46.46      
24 A" 1578 1437 5.62      
25 A" 1404 1279 4.01      
26 A" 1365 1243 3.07      
27 A" 1276 1162 6.32      
28 A" 1119 1019 2.02      
29 A" 877 799 0.16      
30 A" 409 373 3.76      
31 A" 272 248 0.43      
32 A" 117 106 7.64      
33 A" 78 71 0.19      

Unscaled Zero Point Vibrational Energy (zpe) 25032.1 cm-1
Scaled (by 0.9106) Zero Point Vibrational Energy (zpe) 22794.3 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 HF/aug-cc-pVDZ
ABC
0.51984 0.05031 0.04709

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.776 2.587 0.000
C2 -1.171 1.126 0.000
O3 0.000 0.342 0.000
C4 -0.245 -1.022 0.000
C5 1.043 -1.747 0.000
N6 2.012 -2.338 0.000
H7 -1.670 3.211 0.000
H8 -0.186 2.823 0.884
H9 -0.186 2.823 -0.884
H10 -1.770 0.888 -0.885
H11 -1.770 0.888 0.885
H12 -0.805 -1.333 -0.885
H13 -0.805 -1.333 0.885

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51372.37503.64764.69975.65931.09051.08921.08922.15822.15824.01814.0181
C21.51371.40942.33903.62684.70462.14372.15312.15311.09431.09432.63832.6383
O32.37501.40941.38582.33473.35153.31932.64062.64062.05272.05272.05802.0580
C43.64762.33901.38581.47762.61274.46613.94603.94602.59922.59921.09241.0924
C54.69973.62682.33471.47761.13555.65124.81414.81413.95423.95422.09012.0901
N65.65934.70463.35152.61271.13556.65955.67915.67915.04925.04923.11933.1193
H71.09052.14373.31934.46615.65126.65951.77101.77102.48762.48764.70874.7087
H81.08922.15312.64063.94604.81415.67911.77101.76883.06372.50144.55904.2017
H91.08922.15312.64063.94604.81415.67911.77101.76882.50143.06374.20174.5590
H102.15821.09432.05272.59923.95425.04922.48763.06372.50141.76912.42112.9988
H112.15821.09432.05272.59923.95425.04922.48762.50143.06371.76912.99882.4211
H124.01812.63832.05801.09242.09013.11934.70874.55904.20172.42112.99881.7699
H134.01812.63832.05801.09242.09013.11934.70874.20174.55902.99882.42111.7699

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.629 C1 C2 H10 110.663
C1 C2 H11 110.663 C2 C1 H7 109.739
C2 C1 H8 110.558 C2 C1 H9 110.558
C2 O3 C4 113.608 O3 C2 H10 109.502
O3 C2 H11 109.502 O3 C4 C5 109.204
O3 C4 H12 111.744 O3 C4 H13 111.744
C4 C5 N6 177.990 C5 C4 H12 107.895
C5 C4 H13 107.895 H7 C1 H8 108.679
H7 C1 H9 108.679 H8 C1 H9 108.578
H10 C2 H11 107.867 H12 C4 H13 108.212
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability