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All results from a given calculation for C3H7NO (dimethylformamide)

using model chemistry: B1B95/6-31G(2df,p)

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/6-31G(2df,p)
 hartrees
Energy at 0K-248.417336
Energy at 298.15K-248.425774
HF Energy-248.417336
Nuclear repulsion energy182.486412
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 B1B95/6-31G(2df,p)
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' 3178 3044 0.70      
2 A' 3140 3007 14.20      
3 A' 3035 2907 52.90      
4 A' 3026 2898 45.84      
5 A' 2946 2822 89.25      
6 A' 1826 1749 407.48      
7 A' 1544 1479 27.69      
8 A' 1500 1436 15.64      
9 A' 1460 1398 3.14      
10 A' 1441 1380 44.19      
11 A' 1420 1360 11.51      
12 A' 1413 1353 44.05      
13 A' 1308 1253 30.39      
14 A' 1105 1058 104.13      
15 A' 1081 1035 1.57      
16 A' 891 854 1.90      
17 A' 668 640 7.04      
18 A' 380 364 1.50      
19 A' 321 308 12.26      
20 A" 3095 2964 15.45      
21 A" 3085 2954 43.78      
22 A" 1492 1429 13.32      
23 A" 1469 1407 3.64      
24 A" 1178 1128 1.96      
25 A" 1128 1081 0.07      
26 A" 1029 986 0.20      
27 A" 344 329 13.78      
28 A" 231 222 1.22      
29 A" 183 176 0.13      
30 A" 138 132 0.17      

Unscaled Zero Point Vibrational Energy (zpe) 22527.4 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 21574.5 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 B1B95/6-31G(2df,p)
ABC
0.30125 0.14139 0.09984

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G(2df,p)

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.691 -0.820 0.000
O2 0.202 -1.926 0.000
N3 0.000 0.348 0.000
C4 -1.441 0.329 0.000
C5 0.664 1.621 0.000
H6 1.784 -0.644 0.000
H7 -1.756 -0.713 0.000
H8 -1.838 0.832 0.888
H9 -1.838 0.832 -0.888
H10 1.745 1.468 0.000
H11 0.399 2.208 -0.887
H12 0.399 2.208 0.887

Atom - Atom Distances (Å)
  C1 O2 N3 C4 C5 H6 H7 H8 H9 H10 H11 H12
C11.20961.35712.42162.44111.10732.44943.14843.14842.51843.16853.1685
O21.20962.28342.79043.57742.03652.30373.54403.54403.72794.23304.2330
N31.35712.28341.44091.43582.04132.05192.09762.09762.07302.09882.0988
C42.42162.79041.44092.46983.36851.08891.09491.09493.38292.77542.7754
C52.44113.57741.43582.46982.52673.36252.76952.76951.09151.09571.0957
H61.10732.03652.04133.36852.52673.54104.01064.01062.11163.29193.2919
H72.44942.30372.05191.08893.36253.54101.78411.78414.12453.73713.7371
H83.14843.54402.09761.09492.76954.01061.78411.77543.74523.16952.6264
H93.14843.54402.09761.09492.76954.01061.78411.77543.74522.62643.1695
H102.51843.72792.07303.38291.09152.11164.12453.74523.74521.77331.7733
H113.16854.23302.09882.77541.09573.29193.73713.16952.62641.77331.7730
H123.16854.23302.09882.77541.09573.29193.73712.62643.16951.77331.7730

picture of dimethylformamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N3 C4 119.851 C1 N3 C5 121.841
O2 C1 N3 125.561 O2 C1 H6 122.981
N3 C1 H6 111.458 N3 C4 H7 107.592
N3 C4 H8 110.886 N3 C4 H9 110.886
N3 C5 H10 109.459 N3 C5 H11 111.299
N3 C5 H12 111.299 C4 N3 C5 118.308
H7 C4 H8 109.564 H7 C4 H9 109.564
H8 C4 H9 108.338 H10 C5 H11 108.337
H10 C5 H12 108.337 H11 C5 H12 108.013
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G(2df,p) Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.184      
2 O -0.357      
3 N -0.091      
4 C -0.346      
5 C -0.337      
6 H 0.078      
7 H 0.180      
8 H 0.133      
9 H 0.133      
10 H 0.146      
11 H 0.138      
12 H 0.138      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.142 3.704 0.000 3.706
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -27.356 0.523 0.000
y 0.523 -35.715 0.000
z 0.000 0.000 -30.400
Traceless
 xyz
x 5.702 0.523 0.000
y 0.523 -6.837 0.000
z 0.000 0.000 1.135
Polar
3z2-r22.271
x2-y28.360
xy0.523
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 6.911 -0.227 0.000
y -0.227 8.023 0.000
z 0.000 0.000 4.747


<r2> (average value of r2) Å2
<r2> 122.485
(<r2>)1/2 11.067