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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B3LYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/6-31+G**
 hartrees
Energy at 0K-286.600008
Energy at 298.15K-286.607741
HF Energy-286.600008
Nuclear repulsion energy215.303420
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 B3LYP/6-31+G**
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' 3124 3012 21.87      
2 A' 3052 2942 16.25      
3 A' 2985 2878 67.61      
4 A' 2977 2871 22.24      
5 A' 2369 2284 0.77      
6 A' 1530 1475 3.93      
7 A' 1505 1451 1.97      
8 A' 1499 1445 6.58      
9 A' 1447 1395 8.20      
10 A' 1412 1362 12.62      
11 A' 1382 1333 59.16      
12 A' 1153 1111 159.12      
13 A' 1141 1100 82.61      
14 A' 1040 1003 19.18      
15 A' 953 919 9.52      
16 A' 896 864 6.65      
17 A' 553 533 0.81      
18 A' 419 404 1.26      
19 A' 299 288 2.18      
20 A' 133 128 3.33      
21 A" 3134 3022 23.25      
22 A" 3014 2906 4.58      
23 A" 3008 2901 68.88      
24 A" 1488 1435 7.81      
25 A" 1301 1254 3.06      
26 A" 1256 1211 3.53      
27 A" 1183 1141 6.88      
28 A" 1028 991 1.47      
29 A" 827 797 0.55      
30 A" 369 356 1.33      
31 A" 242 234 0.33      
32 A" 112 108 7.86      
33 A" 76 73 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 23452.4 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 22612.8 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 B3LYP/6-31+G**
ABC
0.51975 0.04938 0.04628

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -0.931 2.559 0.000
C2 -1.239 1.073 0.000
O3 0.000 0.358 0.000
C4 -0.182 -1.040 0.000
C5 1.130 -1.703 0.000
N6 2.147 -2.261 0.000
H7 -1.863 3.134 0.000
H8 -0.354 2.833 0.887
H9 -0.354 2.833 -0.887
H10 -1.825 0.793 -0.890
H11 -1.825 0.793 0.890
H12 -0.740 -1.376 -0.889
H13 -0.740 -1.376 0.889

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.51792.39013.67664.73465.71921.09501.09381.09382.17022.17024.03914.0391
C21.51791.43002.36253.64904.75152.15372.16112.16111.10201.10202.65262.6526
O32.39011.43001.41002.35053.38653.34332.65332.65332.07662.07662.08462.0846
C43.67662.36251.41001.46982.62974.50003.97773.97772.61802.61801.10241.1024
C54.73463.64902.35051.46981.16035.68824.85474.85473.96943.96942.09632.0963
N65.71924.75153.38652.62971.16036.72215.74395.74395.08915.08913.14813.1481
H71.09502.15373.34334.50005.68826.72211.77681.77682.50442.50444.73204.7320
H81.09382.16112.65333.97774.85475.74391.77681.77503.08012.51534.58544.2271
H91.09382.16112.65333.97774.85475.74391.77681.77502.51533.08014.22714.5854
H102.17021.10202.07662.61803.96945.08912.50443.08012.51531.78022.42553.0083
H112.17021.10202.07662.61803.96945.08912.50442.51533.08011.78023.00832.4255
H124.03912.65262.08461.10242.09633.14814.73204.58544.22712.42553.00831.7788
H134.03912.65262.08461.10242.09633.14814.73204.22714.58543.00832.42551.7788

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.309 C1 C2 H10 110.862
C1 C2 H11 110.862 C2 C1 H7 109.971
C2 C1 H8 110.631 C2 C1 H9 110.631
C2 O3 C4 112.576 O3 C2 H10 109.522
O3 C2 H11 109.522 O3 C4 C5 109.396
O3 C4 H12 111.554 O3 C4 H13 111.554
C4 C5 N6 178.092 C5 C4 H12 108.325
C5 C4 H13 108.325 H7 C1 H8 108.542
H7 C1 H9 108.542 H8 C1 H9 108.462
H10 C2 H11 107.751 H12 C4 H13 107.574
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability