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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B3LYP/CEP-121G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/CEP-121G*
 hartrees
Energy at 0K-47.059736
Energy at 298.15K-47.068011
HF Energy-47.059736
Nuclear repulsion energy100.984079
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 B3LYP/CEP-121G*
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' 3152 3055 2.88      
2 A' 3103 3008 29.66      
3 A' 3005 2913 75.58      
4 A' 2996 2904 58.24      
5 A' 2945 2855 105.83      
6 A' 1736 1682 459.94      
7 A' 1542 1495 14.20      
8 A' 1510 1464 14.16      
9 A' 1473 1428 12.97      
10 A' 1441 1397 6.91      
11 A' 1427 1384 11.05      
12 A' 1405 1362 97.13      
13 A' 1266 1227 40.24      
14 A' 1088 1055 123.15      
15 A' 1077 1044 4.43      
16 A' 859 833 2.16      
17 A' 645 625 8.23      
18 A' 382 371 1.64      
19 A' 313 303 11.38      
20 A" 3054 2961 35.89      
21 A" 3046 2953 68.78      
22 A" 1509 1463 14.95      
23 A" 1487 1442 3.22      
24 A" 1170 1134 3.36      
25 A" 1125 1091 0.08      
26 A" 1004 973 0.00      
27 A" 324 314 17.93      
28 A" 222 215 1.98      
29 A" 164 159 0.20      
30 A" 108 105 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 22288.3 cm-1
Scaled (by 0.9694) Zero Point Vibrational Energy (zpe) 21606.3 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 B3LYP/CEP-121G*
ABC
0.29265 0.13714 0.09682

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-121G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.704 -0.831 0.000
O2 0.212 -1.957 0.000
N3 0.000 0.350 0.000
C4 -1.466 0.336 0.000
C5 0.672 1.648 0.000
H6 1.801 -0.664 0.000
H7 -1.797 -0.704 0.000
H8 -1.858 0.845 0.892
H9 -1.858 0.845 -0.892
H10 1.758 1.504 0.000
H11 0.400 2.233 -0.891
H12 0.400 2.233 0.891

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.22891.37442.46312.47881.10992.50433.18823.18822.56133.20513.2051
O21.22892.31642.84083.63392.04862.36773.59573.59573.79014.28774.2877
N31.37442.31641.46581.46142.06692.08382.11952.11952.10262.12142.1214
C42.46312.84081.46582.50793.41631.09171.09971.09973.42852.80642.8064
C52.47883.63391.46142.50792.57313.41012.79962.79961.09571.10001.1000
H61.10992.04862.06693.41632.57313.59874.05704.05702.16823.33913.3391
H72.50432.36772.08381.09173.41013.59871.78901.78904.18503.77523.7752
H83.18823.59572.11951.09972.79964.05701.78901.78493.78173.19472.6504
H93.18823.59572.11951.09972.79964.05701.78901.78493.78172.65043.1947
H102.56133.79012.10263.42851.09572.16824.18503.78173.78171.78011.7801
H113.20514.28772.12142.80641.10003.33913.77523.19472.65041.78011.7823
H123.20514.28772.12142.80641.10003.33913.77522.65043.19471.78011.7823

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.245 C1 N3 C5 121.844
O2 C1 N3 125.610 O2 C1 H6 122.224
N3 C1 H6 112.166 N3 C4 H7 108.242
N3 C4 H8 110.603 N3 C4 H9 110.603
N3 C5 H10 109.794 N3 C5 H11 111.045
N3 C5 H12 111.045 C4 N3 C5 117.911
H7 C4 H8 109.443 H7 C4 H9 109.443
H8 C4 H9 108.492 H10 C5 H11 108.330
H10 C5 H12 108.330 H11 C5 H12 108.207
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-121G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.011      
2 O -0.341      
3 N 0.089      
4 C -0.484      
5 C -0.463      
6 H 0.093      
7 H 0.223      
8 H 0.171      
9 H 0.171      
10 H 0.180      
11 H 0.176      
12 H 0.176      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.161 4.078 0.000 4.081
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.651 0.660 0.000
y 0.660 -37.195 0.000
z 0.000 0.000 -31.245
Traceless
 xyz
x 6.568 0.660 0.000
y 0.660 -7.747 0.000
z 0.000 0.000 1.179
Polar
3z2-r22.357
x2-y29.544
xy0.660
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.240 -0.234 0.000
y -0.234 8.555 0.000
z 0.000 0.000 5.140


<r2> (average value of r2) Å2
<r2> 104.879
(<r2>)1/2 10.241