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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-247.389737
Energy at 298.15K-247.398124
HF Energy-246.869709
Nuclear repulsion energy178.634976
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' 3191 3032 1.19      
2 A' 3159 3002 20.57      
3 A' 3055 2903 33.94      
4 A' 3048 2896 57.19      
5 A' 3039 2887 90.55      
6 A' 1680 1596 310.87      
7 A' 1599 1519 9.62      
8 A' 1581 1502 10.38      
9 A' 1522 1446 16.65      
10 A' 1501 1426 15.75      
11 A' 1457 1384 81.12      
12 A' 1434 1363 15.36      
13 A' 1284 1220 37.09      
14 A' 1122 1066 110.63      
15 A' 1109 1054 14.15      
16 A' 867 823 1.18      
17 A' 651 618 6.63      
18 A' 399 379 1.36      
19 A' 323 307 11.70      
20 A" 3124 2968 23.42      
21 A" 3117 2961 50.42      
22 A" 1571 1492 15.95      
23 A" 1549 1471 5.09      
24 A" 1216 1155 5.59      
25 A" 1166 1108 0.06      
26 A" 1006 956 0.00      
27 A" 338 321 27.92      
28 A" 231 219 2.02      
29 A" 169 161 0.26      
30 A" 115 109 0.14      

Unscaled Zero Point Vibrational Energy (zpe) 22809.9 cm-1
Scaled (by 0.9501) Zero Point Vibrational Energy (zpe) 21671.7 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
0.29027 0.13462 0.09532

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 0.714 -0.822 0.000
O2 0.212 -1.982 0.000
N3 0.000 0.357 0.000
C4 -1.473 0.334 0.000
C5 0.670 1.665 0.000
H6 1.806 -0.664 0.000
H7 -1.790 -0.713 0.000
H8 -1.864 0.839 0.895
H9 -1.864 0.839 -0.895
H10 1.757 1.514 0.000
H11 0.394 2.243 -0.894
H12 0.394 2.243 0.894

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.26401.37902.47432.48801.10262.50633.19503.19502.55873.20903.2090
O21.26402.34892.86433.67612.06842.36983.61493.61493.82274.32254.3225
N31.37902.34891.47311.46992.07412.08522.12292.12292.10382.12372.1237
C42.47432.86431.47312.52313.42701.09411.09931.09933.43882.81572.8157
C52.48803.67611.46992.52312.59083.42182.81192.81191.09691.09971.0997
H61.10262.06842.07413.42702.59083.59544.06484.06482.17853.35263.3526
H72.50632.36982.08521.09413.42183.59541.79311.79314.18803.78223.7822
H83.19503.61492.12291.09932.81194.06481.79311.79013.79043.20462.6587
H93.19503.61492.12291.09932.81194.06481.79311.79013.79042.65873.2046
H102.55873.82272.10383.43881.09692.17854.18803.79043.79041.78541.7854
H113.20904.32252.12372.81571.09973.35263.78223.20462.65871.78541.7878
H123.20904.32252.12372.81571.09973.35263.78222.65873.20461.78541.7878

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.307 C1 N3 C5 121.658
O2 C1 N3 125.370 O2 C1 H6 121.701
N3 C1 H6 112.929 N3 C4 H7 107.715
N3 C4 H8 110.383 N3 C4 H9 110.383
N3 C5 H10 109.232 N3 C5 H11 110.659
N3 C5 H12 110.659 C4 N3 C5 118.035
H7 C4 H8 109.668 H7 C4 H9 109.668
H8 C4 H9 109.011 H10 C5 H11 108.744
H10 C5 H12 108.744 H11 C5 H12 108.757
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability