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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B3LYP/CEP-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 B3LYP/CEP-31G*
 hartrees
Energy at 0K-47.044187
Energy at 298.15K-47.052386
HF Energy-47.044187
Nuclear repulsion energy100.653005
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-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' 3166 3058 4.19      
2 A' 3123 3016 33.02      
3 A' 3029 2926 72.98      
4 A' 3020 2916 68.14      
5 A' 2974 2872 104.80      
6 A' 1764 1703 489.50      
7 A' 1531 1479 21.36      
8 A' 1497 1445 14.06      
9 A' 1467 1417 11.79      
10 A' 1435 1386 11.11      
11 A' 1426 1377 18.47      
12 A' 1407 1359 70.72      
13 A' 1271 1227 36.61      
14 A' 1087 1050 116.45      
15 A' 1071 1034 5.05      
16 A' 861 831 1.81      
17 A' 644 622 7.53      
18 A' 379 366 1.85      
19 A' 309 298 11.67      
20 A" 3081 2975 42.64      
21 A" 3071 2966 62.33      
22 A" 1499 1448 18.81      
23 A" 1477 1426 3.70      
24 A" 1161 1122 1.36      
25 A" 1119 1080 0.18      
26 A" 1004 970 0.38      
27 A" 321 310 22.57      
28 A" 219 211 2.44      
29 A" 157 152 0.29      
30 A" 96 92 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 22332.1 cm-1
Scaled (by 0.9657) Zero Point Vibrational Energy (zpe) 21566.1 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 B3LYP/CEP-31G*
ABC
0.29123 0.13623 0.09625

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/CEP-31G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.701 -0.836 0.000
O2 0.206 -1.967 0.000
N3 0.000 0.350 0.000
C4 -1.468 0.349 0.000
C5 0.680 1.645 0.000
H6 1.804 -0.670 0.000
H7 -1.813 -0.694 0.000
H8 -1.856 0.865 0.898
H9 -1.856 0.865 -0.898
H10 1.772 1.494 0.000
H11 0.410 2.235 -0.896
H12 0.410 2.235 0.896

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.23431.37772.47082.48151.11562.51733.19933.19932.56503.21263.2126
O21.23432.32602.85673.64322.05822.38613.61603.61603.79914.30134.3013
N31.37772.32601.46751.46312.07222.09192.12482.12482.10952.12712.1271
C42.47082.85671.46752.50913.42621.09831.10631.10633.43642.80842.8084
C52.48153.64321.46312.50912.57323.41882.80132.80131.10221.10671.1067
H61.11562.05822.07223.42622.57323.61654.06864.06862.16423.34443.3444
H72.51732.38612.09191.09833.41883.61651.79981.79984.20003.78463.7846
H83.19933.61602.12481.10632.80134.06861.79981.79603.79003.19832.6475
H93.19933.61602.12481.10632.80134.06861.79981.79603.79002.64753.1983
H102.56503.79912.10953.43641.10222.16424.20003.79003.79001.79131.7913
H113.21264.30132.12712.80841.10673.34443.78463.19832.64751.79131.7929
H123.21264.30132.12712.80841.10673.34443.78462.64753.19831.79131.7929

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.510 C1 N3 C5 121.714
O2 C1 N3 125.789 O2 C1 H6 122.220
N3 C1 H6 111.991 N3 C4 H7 108.371
N3 C4 H8 110.507 N3 C4 H9 110.507
N3 C5 H10 109.841 N3 C5 H11 110.981
N3 C5 H12 110.981 C4 N3 C5 117.777
H7 C4 H8 109.452 H7 C4 H9 109.452
H8 C4 H9 108.537 H10 C5 H11 108.377
H10 C5 H12 108.377 H11 C5 H12 108.198
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/CEP-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.348      
2 O -0.169      
3 N 0.227      
4 C -0.494      
5 C -0.507      
6 H 0.164      
7 H 0.250      
8 H 0.167      
9 H 0.167      
10 H 0.193      
11 H 0.175      
12 H 0.175      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.192 4.290 0.000 4.294
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -26.827 0.612 0.000
y 0.612 -36.875 0.000
z 0.000 0.000 -30.682
Traceless
 xyz
x 6.952 0.612 0.000
y 0.612 -8.120 0.000
z 0.000 0.000 1.169
Polar
3z2-r22.337
x2-y210.048
xy0.612
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.309 -0.301 0.000
y -0.301 7.899 0.000
z 0.000 0.000 4.462


<r2> (average value of r2) Å2
<r2> 105.043
(<r2>)1/2 10.249