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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: PBEPBE/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/cc-pVTZ
 hartrees
Energy at 0K-286.368473
Energy at 298.15K-286.376184
Nuclear repulsion energy227.883621
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 PBEPBE/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 3631 3606 27.10      
2 A 3499 3475 21.63      
3 A 3150 3129 10.85      
4 A 3068 3047 7.77      
5 A 3064 3043 11.02      
6 A 3027 3006 8.45      
7 A 2970 2950 13.74      
8 A 1697 1685 240.50      
9 A 1642 1631 38.78      
10 A 1550 1539 94.79      
11 A 1439 1430 19.79      
12 A 1415 1405 10.09      
13 A 1394 1384 11.28      
14 A 1355 1346 8.10      
15 A 1333 1324 71.89      
16 A 1199 1191 41.37      
17 A 1054 1047 2.10      
18 A 1030 1023 0.51      
19 A 984 977 5.31      
20 A 931 924 4.45      
21 A 909 903 34.16      
22 A 794 789 8.98      
23 A 726 721 4.83      
24 A 657 653 5.98      
25 A 562 558 12.06      
26 A 549 545 3.45      
27 A 490 487 2.90      
28 A 365 363 9.88      
29 A 330 328 151.78      
30 A 310 308 4.17      
31 A 257 255 14.17      
32 A 160 159 0.25      
33 A 69 68 4.28      

Unscaled Zero Point Vibrational Energy (zpe) 22805.2 cm-1
Scaled (by 0.9931) Zero Point Vibrational Energy (zpe) 22647.8 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 PBEPBE/cc-pVTZ
ABC
0.17313 0.11142 0.07246

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.667 0.755 0.274
H2 -2.637 0.463 0.333
H3 -1.385 1.582 0.784
C4 1.666 -0.912 0.274
H5 1.513 -1.325 1.283
H6 1.488 -1.741 -0.425
H7 2.704 -0.571 0.185
C8 1.077 1.457 -0.286
H9 0.356 2.232 -0.549
H10 2.131 1.739 -0.305
C11 -0.749 -0.217 -0.040
O12 -1.082 -1.356 -0.362
C13 0.700 0.201 -0.003

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.01391.01203.72653.93164.08274.56902.88732.63713.96611.37302.28042.4465
H21.01391.73814.51734.61754.73735.44223.89363.58644.97632.04082.49163.3635
H31.01201.73813.97364.13544.55584.66032.68692.28683.68382.07843.16802.6216
C43.72654.51733.97361.10081.09881.09672.50493.50432.75342.53272.85571.4997
H53.93164.61754.13541.10081.75821.78683.22384.16533.50602.84583.07362.1550
H64.08274.73734.55581.09881.75821.79463.22754.13303.54122.73382.59952.1377
H74.56905.44224.66031.09671.78681.79462.64303.73002.43043.47893.90582.1564
C82.88733.89362.68692.50493.22383.22752.64301.09061.09132.48923.54701.3418
H92.63713.58642.28683.50434.16534.13303.73001.09061.85832.73443.87002.1313
H103.96614.97633.68382.75343.50603.54122.43041.09131.85833.49144.46182.1226
C111.37302.04082.07842.53272.84582.73383.47892.48922.73443.49141.22971.5083
O122.28042.49163.16802.85573.07362.59953.90583.54703.87004.46181.22972.3935
C132.44653.36352.62161.49972.15502.13772.15641.34182.13132.12261.50832.3935

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 122.267 C1 H11 H13 116.151
C2 C1 C3 118.172 C2 C1 H11 116.716
C3 C1 H11 120.496 C4 H13 H8 123.564
C4 H13 H11 114.699 O5 C4 N6 106.132
O5 C4 H7 108.808 O5 C4 H13 111.001
N6 C4 H7 109.653 N6 C4 H13 109.741
H7 C4 H13 111.363 H8 H13 H11 121.595
H9 H8 H10 116.784 H9 H8 H13 122.037
H10 H8 H13 121.127 H12 H11 H13 121.565
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.190      
2 H 0.146      
3 H 0.150      
4 C -0.269      
5 H 0.101      
6 H 0.121      
7 H 0.087      
8 C -0.265      
9 H 0.099      
10 H 0.103      
11 C 0.184      
12 O -0.302      
13 C 0.035      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.239 2.877 1.455 3.233
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.633 -4.466 -2.362
y -4.466 -37.512 -0.219
z -2.362 -0.219 -37.462
Traceless
 xyz
x 5.854 -4.466 -2.362
y -4.466 -2.964 -0.219
z -2.362 -0.219 -2.890
Polar
3z2-r2-5.779
x2-y25.879
xy-4.466
xz-2.362
yz-0.219


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.016 0.260 -0.231
y 0.260 10.763 -0.172
z -0.231 -0.172 5.957


<r2> (average value of r2) Å2
<r2> 164.583
(<r2>)1/2 12.829