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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B3LYPultrafine/aug-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/aug-cc-pVTZ
 hartrees
Energy at 0K-286.692979
Energy at 298.15K-286.700752
HF Energy-286.692979
Nuclear repulsion energy216.131868
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/aug-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' 3105 3004 19.62      
2 A' 3040 2941 13.79      
3 A' 2973 2876 60.79      
4 A' 2965 2869 20.30      
5 A' 2366 2289 0.85      
6 A' 1525 1475 4.55      
7 A' 1501 1452 1.36      
8 A' 1494 1445 5.43      
9 A' 1443 1396 7.90      
10 A' 1412 1366 7.50      
11 A' 1380 1335 48.86      
12 A' 1148 1111 59.56      
13 A' 1134 1097 181.88      
14 A' 1037 1003 17.01      
15 A' 953 922 8.11      
16 A' 895 866 6.47      
17 A' 557 539 1.34      
18 A' 418 404 1.15      
19 A' 301 291 2.52      
20 A' 133 129 3.54      
21 A" 3112 3011 21.96      
22 A" 2995 2898 6.52      
23 A" 2989 2892 55.51      
24 A" 1484 1436 6.60      
25 A" 1302 1260 2.14      
26 A" 1259 1219 3.21      
27 A" 1182 1144 5.77      
28 A" 1031 997 0.99      
29 A" 827 800 0.60      
30 A" 373 360 1.85      
31 A" 243 235 0.23      
32 A" 111 108 6.67      
33 A" 78 75 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 23381.7 cm-1
Scaled (by 0.9675) Zero Point Vibrational Energy (zpe) 22621.8 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/aug-cc-pVTZ
ABC
0.52737 0.04966 0.04657

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.962 2.542 0.000
C2 -1.244 1.056 0.000
O3 0.000 0.358 0.000
C4 -0.165 -1.039 0.000
C5 1.147 -1.688 0.000
N6 2.159 -2.231 0.000
H7 -1.899 3.099 0.000
H8 -0.391 2.825 0.884
H9 -0.391 2.825 -0.884
H10 -1.825 0.768 -0.886
H11 -1.825 0.768 0.886
H12 -0.719 -1.378 -0.885
H13 -0.719 -1.378 0.885

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51262.38623.66844.72605.70241.09051.08941.08942.16232.16234.02614.0261
C21.51261.42692.35673.63964.73152.14552.15382.15381.09751.09752.64292.6429
O32.38621.42691.40662.34533.37103.33472.64962.64962.06982.06982.07732.0773
C43.66842.35671.40661.46352.61194.48683.97023.97022.60902.60901.09821.0982
C54.72603.63962.34531.46351.14885.67384.84884.84883.95593.95592.08852.0885
N65.70244.73153.37102.61191.14886.69905.73115.73115.06495.06493.12993.1299
H71.09052.14553.33474.48685.67386.69901.76911.76912.49462.49464.71414.7141
H81.08942.15382.64963.97024.84885.73111.76911.76803.06882.50714.57214.2159
H91.08942.15382.64963.97024.84885.73111.76911.76802.50713.06884.21594.5721
H102.16231.09752.06982.60903.95595.06492.49463.06882.50711.77172.41472.9946
H112.16231.09752.06982.60903.95595.06492.49462.50713.06881.77172.99462.4147
H124.02612.64292.07731.09822.08853.12994.71414.57214.21592.41472.99461.7706
H134.02612.64292.07731.09822.08853.12994.71414.21594.57212.99462.41471.7706

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.505 C1 C2 H10 110.877
C1 C2 H11 110.877 C2 C1 H7 109.961
C2 C1 H8 110.681 C2 C1 H9 110.681
C2 O3 C4 112.552 O3 C2 H10 109.463
O3 C2 H11 109.463 O3 C4 C5 109.583
O3 C4 H12 111.466 O3 C4 H13 111.466
C4 C5 N6 178.110 C5 C4 H12 108.389
C5 C4 H13 108.389 H7 C1 H8 108.492
H7 C1 H9 108.492 H8 C1 H9 108.467
H10 C2 H11 107.638 H12 C4 H13 107.440
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability