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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: CCD/6-31G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at CCD/6-31G*
 hartrees
Energy at 0K-247.748374
Energy at 298.15K-247.756712
HF Energy-246.988907
Nuclear repulsion energy181.378637
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 CCD/6-31G*
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' 3218 3045 0.63      
2 A' 3172 3003 17.41      
3 A' 3069 2905 45.75      
4 A' 3061 2898 42.70      
5 A' 3027 2865 80.60      
6 A' 1851 1752 458.44      
7 A' 1592 1506 29.30      
8 A' 1559 1476 13.57      
9 A' 1521 1440 4.57      
10 A' 1497 1417 72.22      
11 A' 1483 1403 6.69      
12 A' 1469 1390 64.13      
13 A' 1337 1266 40.85      
14 A' 1134 1073 121.72      
15 A' 1114 1055 2.63      
16 A' 906 858 2.93      
17 A' 677 641 7.57      
18 A' 403 381 1.35      
19 A' 334 316 12.11      
20 A" 3129 2961 17.76      
21 A" 3122 2955 47.05      
22 A" 1550 1467 15.26      
23 A" 1528 1447 3.68      
24 A" 1207 1143 3.65      
25 A" 1159 1097 0.02      
26 A" 1048 992 0.81      
27 A" 331 313 21.87      
28 A" 229 216 2.77      
29 A" 163 154 0.53      
30 A" 79 75 0.03      

Unscaled Zero Point Vibrational Energy (zpe) 22984.7 cm-1
Scaled (by 0.9465) Zero Point Vibrational Energy (zpe) 21755.0 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 CCD/6-31G*
ABC
0.29812 0.13932 0.09851

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

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.702 -0.824 0.000
O2 0.221 -1.944 0.000
N3 0.000 0.345 0.000
C4 -1.454 0.335 0.000
C5 0.654 1.636 0.000
H6 1.797 -0.652 0.000
H7 -1.780 -0.706 0.000
H8 -1.846 0.839 0.893
H9 -1.846 0.839 -0.893
H10 1.740 1.496 0.000
H11 0.378 2.218 -0.891
H12 0.378 2.218 0.891

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.21851.36322.44772.46081.10852.48473.17103.17102.54163.18613.1861
O21.21852.29922.82843.60632.03712.35353.58003.58003.76004.25884.2588
N31.36322.29921.45431.44792.05502.06712.10982.10982.08602.10842.1084
C42.44772.82841.45432.47793.39781.09051.09801.09803.39832.77442.7744
C52.46083.60631.44792.47792.55813.37832.77262.77261.09431.09921.0992
H61.10852.03712.05503.39782.55813.57754.03674.03672.14923.32343.3234
H72.48472.35352.06711.09053.37833.57751.78561.78564.15173.74173.7417
H83.17103.58002.10981.09802.77264.03671.78561.78663.75353.16772.6173
H93.17103.58002.10981.09802.77264.03671.78561.78663.75352.61733.1677
H102.54163.76002.08603.39831.09432.14924.15173.75353.75351.77991.7799
H113.18614.25882.10842.77441.09923.32343.74173.16772.61731.77991.7820
H123.18614.25882.10842.77441.09923.32343.74172.61733.16771.77991.7820

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.590 C1 N3 C5 122.156
O2 C1 N3 125.803 O2 C1 H6 122.121
N3 C1 H6 112.076 N3 C4 H7 107.779
N3 C4 H8 110.729 N3 C4 H9 110.729
N3 C5 H10 109.497 N3 C5 H11 111.002
N3 C5 H12 111.002 C4 N3 C5 117.254
H7 C4 H8 109.346 H7 C4 H9 109.346
H8 C4 H9 108.887 H10 C5 H11 108.475
H10 C5 H12 108.475 H11 C5 H12 108.315
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability