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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: mPW1PW91/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at mPW1PW91/3-21G*
 hartrees
Energy at 0K-247.081986
Energy at 298.15K-247.090545
HF Energy-247.081986
Nuclear repulsion energy180.853744
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 mPW1PW91/3-21G*
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 3017 0.39      
2 A' 3144 2986 15.11      
3 A' 3057 2903 39.79      
4 A' 3046 2893 38.96      
5 A' 2988 2838 95.84      
6 A' 1754 1666 296.87      
7 A' 1600 1520 13.73      
8 A' 1569 1490 21.58      
9 A' 1507 1431 3.14      
10 A' 1472 1398 32.12      
11 A' 1447 1374 20.97      
12 A' 1434 1362 55.56      
13 A' 1290 1225 34.46      
14 A' 1118 1062 126.85      
15 A' 1100 1044 2.48      
16 A' 889 844 1.16      
17 A' 669 636 6.96      
18 A' 387 367 1.81      
19 A' 324 307 14.35      
20 A" 3115 2958 28.15      
21 A" 3101 2945 36.59      
22 A" 1571 1492 21.86      
23 A" 1547 1469 7.32      
24 A" 1198 1138 1.19      
25 A" 1149 1091 0.19      
26 A" 1065 1012 0.04      
27 A" 359 341 24.78      
28 A" 235 223 2.76      
29 A" 211 200 0.34      
30 A" 160 152 0.01      

Unscaled Zero Point Vibrational Energy (zpe) 22841.3 cm-1
Scaled (by 0.9496) Zero Point Vibrational Energy (zpe) 21690.1 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 mPW1PW91/3-21G*
ABC
0.29694 0.13862 0.09802

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.715 -0.807 0.000
O2 0.229 -1.942 0.000
N3 0.000 0.355 0.000
C4 -1.458 0.293 0.000
C5 0.640 1.659 0.000
H6 1.800 -0.610 0.000
H7 -1.723 -0.766 0.000
H8 -1.867 0.780 0.892
H9 -1.867 0.780 -0.892
H10 1.726 1.527 0.000
H11 0.358 2.235 -0.890
H12 0.358 2.235 0.890

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.23501.36422.43592.46741.10222.43843.15983.15982.54373.18933.1893
O21.23502.30792.79993.62462.05972.27813.54943.54943.77874.27234.2723
N31.36422.30791.45921.45322.04232.05512.11252.11252.08692.11052.1105
C42.43592.79991.45922.50363.38081.09191.09581.09583.41492.80312.8031
C52.46743.62461.45322.50362.54883.38612.80242.80241.09411.09661.0966
H61.10222.05972.04233.38082.54883.52614.02194.02192.13893.31163.3116
H72.43842.27812.05511.09193.38613.52611.79131.79134.14183.75823.7582
H83.15983.54942.11251.09582.80244.02191.79131.78443.77683.19982.6577
H93.15983.54942.11251.09582.80244.02191.79131.78443.77682.65773.1998
H102.54373.77872.08693.41491.09412.13894.14183.77683.77681.77911.7791
H113.18934.27232.11052.80311.09663.31163.75823.19982.65771.77911.7795
H123.18934.27232.11052.80311.09663.31163.75822.65773.19981.77911.7795

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 119.215 C1 N3 C5 122.236
O2 C1 N3 125.153 O2 C1 H6 123.495
N3 C1 H6 111.352 N3 C4 H7 106.447
N3 C4 H8 110.743 N3 C4 H9 110.743
N3 C5 H10 109.207 N3 C5 H11 110.953
N3 C5 H12 110.953 C4 N3 C5 118.549
H7 C4 H8 109.932 H7 C4 H9 109.932
H8 C4 H9 109.021 H10 C5 H11 108.608
H10 C5 H12 108.608 H11 C5 H12 108.450
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/3-21G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.448      
2 O -0.502      
3 N -0.655      
4 C -0.445      
5 C -0.427      
6 H 0.181      
7 H 0.264      
8 H 0.223      
9 H 0.223      
10 H 0.231      
11 H 0.230      
12 H 0.230      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.149 3.862 0.000 3.864
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.008 0.751 0.000
y 0.751 -35.787 0.000
z 0.000 0.000 -30.911
Traceless
 xyz
x 6.341 0.751 0.000
y 0.751 -6.827 0.000
z 0.000 0.000 0.487
Polar
3z2-r20.974
x2-y28.779
xy0.751
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.993 -0.249 0.000
y -0.249 7.186 0.000
z 0.000 0.000 3.852


<r2> (average value of r2) Å2
<r2> 124.287
(<r2>)1/2 11.148