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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: QCISD/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at QCISD/cc-pVDZ
 hartrees
Energy at 0K-247.826608
Energy at 298.15K-247.834925
HF Energy-247.007967
Nuclear repulsion energy180.689904
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 QCISD/cc-pVDZ
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' 3197 3067 1.09      
2 A' 3156 3028 18.60      
3 A' 3046 2922 59.49      
4 A' 3037 2914 52.31      
5 A' 2993 2872 98.90      
6 A' 1811 1738 427.21      
7 A' 1549 1486 30.70      
8 A' 1508 1447 15.90      
9 A' 1470 1410 8.21      
10 A' 1458 1398 67.60      
11 A' 1434 1376 3.32      
12 A' 1431 1372 56.16      
13 A' 1326 1272 34.91      
14 A' 1108 1063 109.01      
15 A' 1087 1043 4.71      
16 A' 893 857 2.94      
17 A' 665 638 6.77      
18 A' 389 374 1.21      
19 A' 325 312 11.11      
20 A" 3109 2983 23.04      
21 A" 3099 2973 54.81      
22 A" 1500 1439 11.55      
23 A" 1477 1417 3.51      
24 A" 1181 1133 4.13      
25 A" 1134 1088 0.04      
26 A" 1034 992 0.39      
27 A" 326 312 15.63      
28 A" 222 213 2.33      
29 A" 167 161 0.40      
30 A" 84 81 0.05      

Unscaled Zero Point Vibrational Energy (zpe) 22607.1 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 21689.3 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 QCISD/cc-pVDZ
ABC
0.29562 0.13844 0.09784

See section I.F.4 to change rotational constant units
Geometric Data calculated at QCISD/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.696 -0.831 0.000
O2 0.203 -1.948 0.000
N3 0.000 0.350 0.000
C4 -1.454 0.341 0.000
C5 0.673 1.634 0.000
H6 1.799 -0.654 0.000
H7 -1.787 -0.707 0.000
H8 -1.849 0.853 0.898
H9 -1.849 0.853 -0.898
H10 1.765 1.478 0.000
H11 0.404 2.226 -0.897
H12 0.404 2.226 0.897

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.22001.37072.44902.46561.11732.48593.18133.18132.54503.19923.1992
O21.22002.30642.82623.61242.05402.34553.58703.58703.76494.27344.2734
N31.37072.30641.45441.45002.06002.07622.11642.11642.09482.11822.1182
C42.44902.82621.45442.48933.40211.10001.10701.10703.41412.79452.7945
C52.46563.61241.45002.48932.55033.39602.78842.78841.10311.10751.1075
H61.11732.05402.06003.40212.55033.58644.04804.04802.13263.32313.3231
H72.48592.34552.07621.10003.39603.58641.80201.80204.17043.76923.7692
H83.18133.58702.11641.10702.78844.04801.80201.79703.77573.19072.6378
H93.18133.58702.11641.10702.78844.04801.80201.79703.77572.63783.1907
H102.54503.76492.09483.41411.10312.13264.17043.77573.77571.79301.7930
H113.19924.27342.11822.79451.10753.32313.76923.19072.63781.79301.7936
H123.19924.27342.11822.79451.10753.32313.76922.63783.19071.79301.7936

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.167 C1 N3 C5 121.852
O2 C1 N3 125.705 O2 C1 H6 122.922
N3 C1 H6 111.373 N3 C4 H7 107.942
N3 C4 H8 110.708 N3 C4 H9 110.708
N3 C5 H10 109.524 N3 C5 H11 111.134
N3 C5 H12 111.134 C4 N3 C5 117.981
H7 C4 H8 109.474 H7 C4 H9 109.474
H8 C4 H9 108.519 H10 C5 H11 108.407
H10 C5 H12 108.407 H11 C5 H12 108.150
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability