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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: MP2=FULL/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2=FULL/6-31G**
 hartrees
Energy at 0K-247.795636
Energy at 298.15K-247.804029
HF Energy-246.999933
Nuclear repulsion energy181.627440
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 MP2=FULL/6-31G**
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' 3269 3054 0.44      
2 A' 3236 3024 15.23      
3 A' 3118 2914 46.74      
4 A' 3109 2905 48.67      
5 A' 3056 2856 90.80      
6 A' 1811 1693 382.50      
7 A' 1598 1494 12.24      
8 A' 1569 1466 14.29      
9 A' 1515 1416 9.39      
10 A' 1483 1386 59.77      
11 A' 1478 1381 19.77      
12 A' 1464 1368 38.72      
13 A' 1331 1243 37.39      
14 A' 1133 1059 109.62      
15 A' 1115 1042 1.99      
16 A' 902 843 1.96      
17 A' 669 625 6.63      
18 A' 397 371 1.27      
19 A' 328 307 11.72      
20 A" 3197 2987 17.40      
21 A" 3186 2977 43.79      
22 A" 1561 1458 12.92      
23 A" 1536 1436 3.54      
24 A" 1212 1132 4.11      
25 A" 1163 1086 0.05      
26 A" 1032 965 0.29      
27 A" 338 316 17.49      
28 A" 233 218 2.43      
29 A" 172 160 0.48      
30 A" 96 89 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 23152.6 cm-1
Scaled (by 0.9344) Zero Point Vibrational Energy (zpe) 21633.8 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 MP2=FULL/6-31G**
ABC
0.30035 0.13925 0.09866

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.701 -0.819 0.000
O2 0.212 -1.944 0.000
N3 0.000 0.351 0.000
C4 -1.447 0.327 0.000
C5 0.656 1.637 0.000
H6 1.788 -0.642 0.000
H7 -1.761 -0.711 0.000
H8 -1.836 0.829 0.886
H9 -1.836 0.829 -0.886
H10 1.733 1.494 0.000
H11 0.381 2.213 -0.885
H12 0.381 2.213 0.885

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.22721.36322.43422.45571.10082.46453.15223.15222.53253.17373.1737
O21.22722.30432.81203.60802.04402.32653.55903.55903.75974.25294.2529
N31.36322.30431.44691.44352.04482.05612.09412.09412.07632.09622.0962
C42.43422.81201.44692.47673.37641.08431.09011.09013.38712.77072.7707
C52.45573.60801.44352.47672.54473.36892.76522.76521.08691.09071.0907
H61.10082.04402.04483.37642.54473.54934.01014.01012.13723.30333.3033
H72.46452.32652.05611.08433.36893.54931.77771.77774.13163.73033.7303
H83.15223.55902.09411.09012.76524.01011.77771.77183.73733.15672.6134
H93.15223.55902.09411.09012.76524.01011.77771.77183.73732.61343.1567
H102.53253.75972.07633.38711.08692.13724.13163.73733.73731.76841.7684
H113.17374.25292.09622.77071.09073.30333.73033.15672.61341.76841.7693
H123.17374.25292.09622.77071.09073.30333.73032.61343.15671.76841.7693

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.015 C1 N3 C5 122.047
O2 C1 N3 125.550 O2 C1 H6 122.719
N3 C1 H6 111.731 N3 C4 H7 107.789
N3 C4 H8 110.480 N3 C4 H9 110.480
N3 C5 H10 109.472 N3 C5 H11 110.854
N3 C5 H12 110.854 C4 N3 C5 117.938
H7 C4 H8 109.684 H7 C4 H9 109.684
H8 C4 H9 108.715 H10 C5 H11 108.598
H10 C5 H12 108.598 H11 C5 H12 108.403
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability