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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B3PW91/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-311G*
 hartrees
Energy at 0K-248.475775
Energy at 298.15K-248.484188
HF Energy-248.475775
Nuclear repulsion energy181.929004
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 B3PW91/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A' 3166 3048 1.52      
2 A' 3126 3010 21.12      
3 A' 3027 2914 62.22      
4 A' 3017 2905 53.01      
5 A' 2946 2836 108.97      
6 A' 1802 1734 452.90      
7 A' 1555 1497 26.82      
8 A' 1515 1459 17.50      
9 A' 1477 1422 5.76      
10 A' 1446 1392 23.76      
11 A' 1439 1385 14.54      
12 A' 1420 1367 64.65      
13 A' 1300 1252 34.12      
14 A' 1104 1063 112.77      
15 A' 1087 1046 3.36      
16 A' 888 855 2.26      
17 A' 667 643 7.62      
18 A' 392 378 1.62      
19 A' 322 310 11.71      
20 A" 3079 2965 28.41      
21 A" 3069 2954 56.22      
22 A" 1513 1457 19.47      
23 A" 1491 1436 4.22      
24 A" 1181 1137 1.86      
25 A" 1134 1092 0.10      
26 A" 1016 978 0.04      
27 A" 341 329 18.31      
28 A" 234 226 1.60      
29 A" 176 169 0.15      
30 A" 123 119 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 22526.9 cm-1
Scaled (by 0.9627) Zero Point Vibrational Energy (zpe) 21686.6 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 B3PW91/6-311G*
ABC
0.29969 0.14017 0.09908

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-311G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.692 -0.824 0.000
O2 0.208 -1.935 0.000
N3 0.000 0.348 0.000
C4 -1.446 0.334 0.000
C5 0.664 1.627 0.000
H6 1.787 -0.655 0.000
H7 -1.774 -0.704 0.000
H8 -1.840 0.838 0.889
H9 -1.840 0.838 -0.889
H10 1.746 1.481 0.000
H11 0.398 2.212 -0.888
H12 0.398 2.212 0.888

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.21181.36072.43132.45141.10802.46863.15683.15682.53453.17733.1773
O21.21182.29192.80763.59132.03252.33273.56023.56023.74624.24574.2457
N31.36072.29191.44591.44182.04922.06212.10182.10182.08182.10352.1035
C42.43132.80761.44592.47493.38081.08881.09561.09563.39192.77782.7778
C52.45143.59131.44182.47492.54373.37342.77242.77241.09191.09631.0963
H61.10802.03252.04923.38082.54373.56104.02214.02212.13653.30793.3079
H72.46862.33272.06211.08883.37343.56101.78161.78164.14313.74313.7431
H83.15683.56022.10181.09562.77244.02211.78161.77863.75063.17112.6263
H93.15683.56022.10181.09562.77244.02211.78161.77863.75062.62633.1711
H102.53453.74622.08183.39191.09192.13654.14313.75063.75061.77261.7726
H113.17734.24572.10352.77781.09633.30793.74313.17112.62631.77261.7757
H123.17734.24572.10352.77781.09633.30793.74312.62633.17111.77261.7757

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 121.996
O2 C1 N3 125.888 O2 C1 H6 122.304
N3 C1 H6 111.808 N3 C4 H7 108.063
N3 C4 H8 110.829 N3 C4 H9 110.829
N3 C5 H10 109.729 N3 C5 H11 111.211
N3 C5 H12 111.211 C4 N3 C5 117.974
H7 C4 H8 109.291 H7 C4 H9 109.291
H8 C4 H9 108.515 H10 C5 H11 108.211
H10 C5 H12 108.211 H11 C5 H12 108.164
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.191      
2 O -0.375      
3 N -0.310      
4 C -0.542      
5 C -0.519      
6 H 0.156      
7 H 0.262      
8 H 0.226      
9 H 0.226      
10 H 0.227      
11 H 0.229      
12 H 0.229      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.169 3.917 0.000 3.921
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.476 0.569 0.000
y 0.569 -36.521 0.000
z 0.000 0.000 -30.960
Traceless
 xyz
x 6.264 0.569 0.000
y 0.569 -7.303 0.000
z 0.000 0.000 1.039
Polar
3z2-r22.078
x2-y29.045
xy0.569
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.871 -0.186 0.000
y -0.186 8.075 0.000
z 0.000 0.000 4.732


<r2> (average value of r2) Å2
<r2> 123.556
(<r2>)1/2 11.116