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All results from a given calculation for CH3OCH2CN (Methoxyacetonitrile)

using model chemistry: B2PLYP=FULLultrafine/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no CS 1A'
1 2 yes C1 1A

Conformer 1 (CS)

Jump to S1C2
Energy calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-247.060836
Energy at 298.15K 
HF Energy-246.795226
Nuclear repulsion energy156.289735
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 B2PLYP=FULLultrafine/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' 3177 3057 14.06      
2 A' 3015 2901 57.10      
3 A' 3008 2894 23.27      
4 A' 2284 2198 0.98      
5 A' 1494 1438 7.24      
6 A' 1481 1425 4.32      
7 A' 1460 1405 0.03      
8 A' 1393 1341 36.03      
9 A' 1216 1170 38.46      
10 A' 1145 1102 145.27      
11 A' 986 949 28.40      
12 A' 951 915 8.49      
13 A' 535 514 1.56      
14 A' 376 362 1.88      
15 A' 176 170 2.57      
16 A" 3078 2962 40.06      
17 A" 3047 2932 23.24      
18 A" 1478 1422 8.40      
19 A" 1250 1203 2.94      
20 A" 1170 1126 3.28      
21 A" 1023 985 1.55      
22 A" 356 342 1.65      
23 A" 221 213 3.85      
24 A" 86 83 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 17202.1 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 16553.6 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 B2PLYP=FULLultrafine/aug-cc-pVDZ
ABC
0.98028 0.08140 0.07739

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.141 -0.360 0.000
O2 -0.739 -0.614 0.000
C3 0.000 0.590 0.000
C4 1.437 0.273 0.000
N5 2.586 0.060 0.000
H6 -2.635 -1.336 0.000
H7 -2.441 0.204 0.898
H8 -2.441 0.204 -0.898
H9 -0.226 1.199 -0.893
H10 -0.226 1.199 0.893

Atom - Atom Distances (Å)
  C1 O2 C3 C4 N5 H6 H7 H8 H9 H10
C11.42452.34203.63324.74521.09381.10261.10262.62612.6261
O21.42451.41292.34993.39262.02912.09112.09112.08572.0857
C32.34201.41291.47142.63973.26402.62922.62921.10461.1046
C43.63322.34991.47141.16874.37873.98093.98092.10242.1024
N54.74523.39262.63971.16875.40485.10835.10833.16253.1625
H61.09382.02913.26404.37875.40481.79351.79353.60983.6098
H71.10262.09112.62923.98095.10831.79351.79683.01752.4281
H81.10262.09112.62923.98095.10831.79351.79682.42813.0175
H92.62612.08571.10462.10243.16253.60983.01752.42811.7863
H102.62612.08571.10462.10243.16253.60982.42813.01751.7863

picture of Methoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 C3 111.261 O2 C1 H6 106.626
O2 C1 H7 111.041 O2 C1 H8 111.041
O2 C3 C4 109.106 O2 C3 H9 111.302
O2 C3 H10 111.302 C3 C4 N5 178.083
C4 C3 H9 108.565 C4 C3 H10 108.565
H6 C1 H7 109.480 H6 C1 H8 109.480
H7 C1 H8 109.128 H9 C3 H10 107.922
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability

Conformer 2 (C1)

Jump to S1C1
Energy calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ
 hartrees
Energy at 0K-247.062960
Energy at 298.15K 
HF Energy-246.796928
Nuclear repulsion energy159.159887
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 B2PLYP=FULLultrafine/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 3179 3059 14.83      
2 A 3141 3023 3.41      
3 A 3097 2980 30.02      
4 A 3030 2916 29.43      
5 A 3024 2910 38.60      
6 A 2266 2180 1.15      
7 A 1491 1435 9.84      
8 A 1479 1423 8.52      
9 A 1467 1412 2.63      
10 A 1457 1402 1.63      
11 A 1372 1320 15.31      
12 A 1301 1252 6.41      
13 A 1209 1164 33.50      
14 A 1171 1127 6.03      
15 A 1141 1098 111.89      
16 A 1023 984 7.64      
17 A 935 900 34.31      
18 A 897 864 15.03      
19 A 590 568 1.60      
20 A 388 373 3.00      
21 A 348 335 0.95      
22 A 249 240 10.58      
23 A 173 166 3.60      
24 A 112 108 8.56      

Unscaled Zero Point Vibrational Energy (zpe) 17269.6 cm-1
Scaled (by 0.9623) Zero Point Vibrational Energy (zpe) 16618.5 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 B2PLYP=FULLultrafine/aug-cc-pVDZ
ABC
0.39517 0.11218 0.09443

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.564 -0.782 0.136
O2 1.090 0.439 -0.435
C3 -0.061 0.937 0.209
C4 -1.244 0.059 0.034
N5 -2.170 -0.643 -0.097
H6 2.479 -1.039 -0.405
H7 0.826 -1.590 0.018
H8 1.793 -0.649 1.206
H9 -0.279 1.914 -0.237
H10 0.106 1.073 1.292

Atom - Atom Distances (Å)
  C1 O2 C3 C4 N5 H6 H7 H8 H9 H10
C11.42882.36692.93333.74361.09371.10061.10223.28752.6267
O21.42881.40962.41073.45122.02842.09552.09032.02242.0854
C32.36691.40961.48382.65333.27622.68562.63561.09621.1037
C42.93332.41071.48381.16963.90652.64733.33132.10892.1051
N53.74363.45122.65331.16964.67573.14424.17123.18413.1707
H61.09372.02843.27623.90654.67571.79271.79414.04443.6009
H71.10062.09552.68562.64733.14421.79271.79793.68373.0384
H81.10222.09032.63563.33134.17121.79411.79793.59812.4114
H93.28752.02241.09622.10893.18414.04443.68373.59811.7873
H102.62672.08541.10372.10513.17073.60093.03842.41141.7873

picture of Methoxyacetonitrile state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 O2 C3 112.995 O2 C1 H6 106.296
O2 C1 H7 111.220 O2 C1 H8 110.700
O2 C3 C4 112.826 O2 C3 H9 106.958
O2 C3 H10 111.564 C3 C4 N5 179.290
C4 C3 H9 108.721 C4 C3 H10 107.994
H6 C1 H7 109.568 H6 C1 H8 109.581
H7 C1 H8 109.421 H9 C3 H10 108.676
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability