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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: CCD/TZVP

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/TZVP
 hartrees
Energy at 0K-285.898734
Energy at 298.15K-285.906518
HF Energy-284.927529
Nuclear repulsion energy216.517990
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 CCD/TZVP
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' 3166 3001 23.29      
2 A' 3085 2925 14.18      
3 A' 3048 2889 39.53      
4 A' 3031 2873 34.41      
5 A' 2396 2271 1.63      
6 A' 1570 1488 3.03      
7 A' 1541 1461 4.37      
8 A' 1533 1453 3.07      
9 A' 1492 1414 4.85      
10 A' 1450 1375 40.50      
11 A' 1431 1356 46.27      
12 A' 1207 1144 181.16      
13 A' 1184 1122 24.02      
14 A' 1083 1027 17.78      
15 A' 976 925 12.75      
16 A' 926 878 4.00      
17 A' 561 532 0.70      
18 A' 431 408 1.11      
19 A' 304 288 1.61      
20 A' 134 127 3.33      
21 A" 3175 3010 24.25      
22 A" 3084 2923 15.02      
23 A" 3069 2909 50.21      
24 A" 1510 1431 5.07      
25 A" 1330 1261 4.21      
26 A" 1290 1223 2.68      
27 A" 1219 1155 5.86      
28 A" 1056 1001 2.93      
29 A" 844 800 0.05      
30 A" 348 330 1.45      
31 A" 252 239 0.40      
32 A" 107 101 6.57      
33 A" 59 56 0.48      

Unscaled Zero Point Vibrational Energy (zpe) 23943.7 cm-1
Scaled (by 0.948) Zero Point Vibrational Energy (zpe) 22698.6 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 CCD/TZVP
ABC
0.52761 0.04997 0.04686

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCD/TZVP

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.015 2.512 0.000
C2 -1.259 1.019 0.000
O3 0.000 0.362 0.000
C4 -0.153 -1.032 0.000
C5 1.176 -1.660 0.000
N6 2.204 -2.181 0.000
H7 -1.968 3.044 0.000
H8 -0.451 2.804 0.886
H9 -0.451 2.804 -0.886
H10 -1.831 0.720 -0.888
H11 -1.831 0.720 0.888
H12 -0.696 -1.378 -0.888
H13 -0.696 -1.378 0.888

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51322.37713.64704.71255.69101.09131.09001.09002.16032.16034.00254.0025
C21.51321.41962.32953.62014.71502.14582.15072.15071.09761.09762.61672.6167
O32.37711.41961.40262.33973.36573.32602.63642.63642.06582.06582.07392.0739
C43.64702.32951.40261.47022.62264.46143.94823.94822.58262.58261.09661.0966
C54.71253.62012.33971.47021.15275.65804.83374.83373.93613.93612.09112.0911
N65.69104.71503.36572.62261.15276.68625.71755.71755.04815.04813.13783.1378
H71.09132.14583.32604.46145.65806.68621.77271.77272.49192.49194.68574.6857
H81.09002.15072.63643.94824.83375.71751.77271.77203.06512.49984.54914.1891
H91.09002.15072.63643.94824.83375.71751.77271.77202.49983.06514.18914.5491
H102.16031.09762.06582.58263.93615.04812.49193.06512.49981.77552.38462.9729
H112.16031.09762.06582.58263.93615.04812.49192.49983.06511.77552.97292.3846
H124.00252.61672.07391.09662.09113.13784.68574.54914.18912.38462.97291.7754
H134.00252.61672.07391.09662.09113.13784.68574.18914.54912.97292.38461.7754

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.248 C1 C2 H10 110.667
C1 C2 H11 110.667 C2 C1 H7 109.888
C2 C1 H8 110.361 C2 C1 H9 110.361
C2 O3 C4 111.262 O3 C2 H10 109.644
O3 C2 H11 109.644 O3 C4 C5 109.046
O3 C4 H12 111.571 O3 C4 H13 111.571
C4 C5 N6 178.456 C5 C4 H12 108.228
C5 C4 H13 108.228 H7 C1 H8 108.715
H7 C1 H9 108.715 H8 C1 H9 108.757
H10 C2 H11 107.965 H12 C4 H13 108.085
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability