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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B2PLYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP/cc-pVTZ
 hartrees
Energy at 0K-248.400253
Energy at 298.15K-248.408658
HF Energy-248.087932
Nuclear repulsion energy181.868613
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 B2PLYP/cc-pVTZ
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' 3172 3043 0.83      
2 A' 3138 3010 15.47      
3 A' 3039 2916 55.67      
4 A' 3031 2908 48.24      
5 A' 2973 2852 87.42      
6 A' 1758 1687 421.76      
7 A' 1555 1492 18.70      
8 A' 1520 1458 11.93      
9 A' 1478 1418 8.98      
10 A' 1448 1389 7.46      
11 A' 1439 1381 30.33      
12 A' 1425 1367 68.33      
13 A' 1292 1240 33.63      
14 A' 1105 1060 113.25      
15 A' 1091 1046 3.46      
16 A' 878 843 1.91      
17 A' 661 634 6.83      
18 A' 391 375 1.50      
19 A' 321 308 11.36      
20 A" 3091 2966 18.13      
21 A" 3081 2956 47.07      
22 A" 1515 1454 13.24      
23 A" 1493 1432 4.07      
24 A" 1187 1139 2.91      
25 A" 1140 1094 0.13      
26 A" 1026 984 0.06      
27 A" 338 324 15.54      
28 A" 229 220 1.41      
29 A" 172 165 0.14      
30 A" 118 113 0.11      

Unscaled Zero Point Vibrational Energy (zpe) 22551.3 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 21635.8 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 B2PLYP/cc-pVTZ
ABC
0.29901 0.14009 0.09893

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP/cc-pVTZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.694 -0.826 0.000
O2 0.212 -1.940 0.000
N3 0.000 0.344 0.000
C4 -1.451 0.345 0.000
C5 0.664 1.625 0.000
H6 1.783 -0.650 0.000
H7 -1.783 -0.687 0.000
H8 -1.837 0.849 0.887
H9 -1.837 0.849 -0.887
H10 1.741 1.474 0.000
H11 0.397 2.208 -0.884
H12 0.397 2.208 0.884

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.21431.35972.44332.45091.10302.48103.16163.16162.52643.17363.1736
O21.21432.29402.82633.59412.03252.35643.57293.57293.74064.24554.2455
N31.35972.29401.45101.44332.04112.06002.10172.10172.07532.10112.1011
C42.44332.82631.45102.47273.38341.08411.09061.09063.38562.76942.7694
C52.45093.59411.44332.47272.53543.36722.76552.76551.08711.09211.0921
H61.10302.03252.04113.38342.53543.56634.01734.01732.12433.29693.2969
H72.48102.35642.06001.08413.36723.56631.77421.77424.13393.73083.7308
H83.16163.57292.10171.09062.76554.01731.77421.77353.73913.15882.6157
H93.16163.57292.10171.09062.76554.01731.77421.77353.73912.61573.1588
H102.52643.74062.07533.38561.08712.12434.13393.73913.73911.76791.7679
H113.17364.24552.10112.76941.09213.29693.73083.15882.61571.76791.7683
H123.17364.24552.10112.76941.09213.29693.73082.61573.15881.76791.7683

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 120.714 C1 N3 C5 121.916
O2 C1 N3 125.959 O2 C1 H6 122.510
N3 C1 H6 111.531 N3 C4 H7 107.817
N3 C4 H8 110.768 N3 C4 H9 110.768
N3 C5 H10 109.393 N3 C5 H11 111.175
N3 C5 H12 111.175 C4 N3 C5 117.370
H7 C4 H8 109.337 H7 C4 H9 109.337
H8 C4 H9 108.789 H10 C5 H11 108.448
H10 C5 H12 108.448 H11 C5 H12 108.118
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B2PLYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.170      
2 O -0.395      
3 N -0.064      
4 C -0.205      
5 C -0.177      
6 H 0.063      
7 H 0.136      
8 H 0.093      
9 H 0.093      
10 H 0.099      
11 H 0.094      
12 H 0.094      


Electric dipole moments


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.439 -0.180 0.000
y -0.180 8.725 0.000
z 0.000 0.000 5.269


<r2> (average value of r2) Å2
<r2> 123.861
(<r2>)1/2 11.129