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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B3PW91/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31+G**
 hartrees
Energy at 0K-248.436451
Energy at 298.15K-248.444826
HF Energy-248.436451
Nuclear repulsion energy181.520663
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 B3PW91/6-31+G**
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' 3176 3049 0.74      
2 A' 3141 3016 15.74      
3 A' 3036 2915 60.50      
4 A' 3027 2907 55.09      
5 A' 2979 2860 87.93      
6 A' 1785 1714 516.84      
7 A' 1543 1482 32.46      
8 A' 1502 1442 15.19      
9 A' 1467 1409 5.57      
10 A' 1443 1385 35.33      
11 A' 1432 1375 16.74      
12 A' 1417 1361 48.51      
13 A' 1295 1243 29.95      
14 A' 1104 1059 109.27      
15 A' 1082 1039 3.46      
16 A' 885 850 1.64      
17 A' 663 636 7.30      
18 A' 391 376 1.81      
19 A' 317 304 12.16      
20 A" 3097 2973 17.26      
21 A" 3087 2963 44.99      
22 A" 1500 1440 20.50      
23 A" 1478 1419 4.59      
24 A" 1172 1126 2.54      
25 A" 1125 1080 0.08      
26 A" 1013 973 0.11      
27 A" 339 325 18.54      
28 A" 235 226 1.31      
29 A" 171 164 0.08      
30 A" 117 112 0.15      

Unscaled Zero Point Vibrational Energy (zpe) 22507.9 cm-1
Scaled (by 0.9601) Zero Point Vibrational Energy (zpe) 21609.8 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 B3PW91/6-31+G**
ABC
0.29845 0.13963 0.09868

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31+G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.695 -0.823 0.000
O2 0.204 -1.941 0.000
N3 0.000 0.347 0.000
C4 -1.448 0.337 0.000
C5 0.668 1.629 0.000
H6 1.789 -0.657 0.000
H7 -1.783 -0.701 0.000
H8 -1.838 0.845 0.891
H9 -1.838 0.845 -0.891
H10 1.751 1.480 0.000
H11 0.399 2.213 -0.890
H12 0.399 2.213 0.890

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.22151.36062.43692.45151.10702.48043.16073.16072.53293.17673.1767
O21.22152.29752.81473.60002.04002.34213.56763.56763.75434.25254.2525
N31.36062.29751.44841.44512.05202.06802.10232.10232.08522.10492.1049
C42.43692.81471.44842.47913.38711.09091.09691.09693.39712.77892.7789
C52.45153.60001.44512.47912.54643.38122.77242.77241.09341.09741.0974
H61.10702.04002.05203.38712.54643.57234.02604.02602.13723.31063.3106
H72.48042.34212.06801.09093.38123.57231.78531.78534.15233.74733.7473
H83.16073.56762.10231.09692.77244.02601.78531.78143.75183.16942.6221
H93.16073.56762.10231.09692.77244.02601.78531.78143.75182.62213.1694
H102.53293.75432.08523.39711.09342.13724.15233.75183.75181.77641.7764
H113.17674.25252.10492.77891.09743.31063.74733.16942.62211.77641.7792
H123.17674.25252.10492.77891.09743.31063.74732.62213.16941.77641.7792

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.316 C1 N3 C5 121.769
O2 C1 N3 125.610 O2 C1 H6 122.272
N3 C1 H6 112.118 N3 C4 H7 108.235
N3 C4 H8 110.610 N3 C4 H9 110.610
N3 C5 H10 109.681 N3 C5 H11 111.026
N3 C5 H12 111.026 C4 N3 C5 117.914
H7 C4 H8 109.387 H7 C4 H9 109.387
H8 C4 H9 108.595 H10 C5 H11 108.355
H10 C5 H12 108.355 H11 C5 H12 108.314
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.220      
2 O -0.498      
3 N -0.047      
4 C -0.387      
5 C -0.412      
6 H 0.106      
7 H 0.210      
8 H 0.160      
9 H 0.160      
10 H 0.159      
11 H 0.165      
12 H 0.165      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.184 4.249 0.000 4.253
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.549 0.618 0.000
y 0.618 -37.492 0.000
z 0.000 0.000 -31.246
Traceless
 xyz
x 6.820 0.618 0.000
y 0.618 -8.094 0.000
z 0.000 0.000 1.274
Polar
3z2-r22.548
x2-y29.943
xy0.618
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.237 -0.242 0.000
y -0.242 8.905 0.000
z 0.000 0.000 5.254


<r2> (average value of r2) Å2
<r2> 124.213
(<r2>)1/2 11.145