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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: mPW1PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/6-31G
 hartrees
Energy at 0K-248.368866
Energy at 298.15K-248.377388
HF Energy-248.368866
Nuclear repulsion energy180.820362
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 mPW1PW91/6-31G
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' 3206 3035 0.38      
2 A' 3173 3003 17.52      
3 A' 3065 2902 34.96      
4 A' 3056 2893 64.85      
5 A' 3051 2888 81.47      
6 A' 1740 1647 378.61      
7 A' 1584 1499 17.04      
8 A' 1552 1469 15.88      
9 A' 1511 1431 5.46      
10 A' 1486 1406 22.82      
11 A' 1459 1381 59.23      
12 A' 1447 1369 24.32      
13 A' 1307 1238 29.43      
14 A' 1133 1072 106.63      
15 A' 1110 1051 4.24      
16 A' 896 848 1.48      
17 A' 671 635 7.78      
18 A' 402 380 1.90      
19 A' 324 306 13.67      
20 A" 3132 2965 24.96      
21 A" 3124 2957 44.30      
22 A" 1552 1470 24.79      
23 A" 1530 1448 7.11      
24 A" 1207 1143 2.16      
25 A" 1154 1093 0.10      
26 A" 1037 981 0.03      
27 A" 364 344 30.26      
28 A" 244 231 0.73      
29 A" 179 169 0.01      
30 A" 144 136 0.33      

Unscaled Zero Point Vibrational Energy (zpe) 22918.5 cm-1
Scaled (by 0.9466) Zero Point Vibrational Energy (zpe) 21694.6 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 mPW1PW91/6-31G
ABC
0.29735 0.13836 0.09792

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.709 -0.811 0.000
O2 0.216 -1.951 0.000
N3 0.000 0.352 0.000
C4 -1.453 0.318 0.000
C5 0.653 1.647 0.000
H6 1.796 -0.647 0.000
H7 -1.763 -0.727 0.000
H8 -1.852 0.816 0.890
H9 -1.852 0.816 -0.890
H10 1.737 1.512 0.000
H11 0.377 2.225 -0.888
H12 0.377 2.225 0.888

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.24201.36232.43952.45841.09902.47393.16253.16252.53993.18113.1811
O21.24202.31272.81613.62392.04862.32653.56683.56683.78194.27254.2725
N31.36232.31271.45371.45022.05552.06712.10662.10662.08852.10722.1072
C42.43952.81611.45372.49083.38981.08971.09501.09503.40642.78882.7888
C52.45843.62391.45022.49082.56303.38732.78552.78551.09201.09551.0955
H61.09902.04862.05553.38982.56303.56024.03054.03052.15993.32513.3251
H72.47392.32652.06711.08973.38733.56021.78341.78344.15483.75303.7530
H83.16253.56682.10661.09502.78554.03051.78341.77933.76273.18052.6373
H93.16253.56682.10661.09502.78554.03051.78341.77933.76272.63733.1805
H102.53993.78192.08853.40641.09202.15994.15483.76273.76271.77421.7742
H113.18114.27252.10722.78881.09553.32513.75303.18052.63731.77421.7763
H123.18114.27252.10722.78881.09553.32513.75302.63733.18051.77421.7763

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.030 C1 N3 C5 121.844
O2 C1 N3 125.190 O2 C1 H6 121.992
N3 C1 H6 112.818 N3 C4 H7 107.868
N3 C4 H8 110.703 N3 C4 H9 110.703
N3 C5 H10 109.676 N3 C5 H11 110.973
N3 C5 H12 110.973 C4 N3 C5 118.126
H7 C4 H8 109.436 H7 C4 H9 109.436
H8 C4 H9 108.675 H10 C5 H11 108.401
H10 C5 H12 108.401 H11 C5 H12 108.336
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.362      
2 O -0.475      
3 N -0.542      
4 C -0.318      
5 C -0.305      
6 H 0.140      
7 H 0.228      
8 H 0.178      
9 H 0.178      
10 H 0.185      
11 H 0.184      
12 H 0.184      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.174 4.343 0.000 4.346
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.897 0.684 0.000
y 0.684 -37.094 0.000
z 0.000 0.000 -30.993
Traceless
 xyz
x 7.146 0.684 0.000
y 0.684 -8.149 0.000
z 0.000 0.000 1.003
Polar
3z2-r22.007
x2-y210.197
xy0.684
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.268 -0.236 0.000
y -0.236 7.780 0.000
z 0.000 0.000 4.174


<r2> (average value of r2) Å2
<r2> 124.657
(<r2>)1/2 11.165