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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: BLYP/6-31+G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at BLYP/6-31+G**
 hartrees
Energy at 0K-286.531273
Energy at 298.15K-286.538925
Nuclear repulsion energy225.931316
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 BLYP/6-31+G**
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 3616 3597 28.17      
2 A 3481 3463 21.81      
3 A 3156 3139 13.61      
4 A 3075 3059 9.26      
5 A 3055 3038 14.70      
6 A 3023 3007 12.09      
7 A 2967 2952 19.46      
8 A 1664 1655 256.93      
9 A 1627 1618 78.01      
10 A 1567 1558 80.44      
11 A 1460 1453 16.10      
12 A 1439 1431 9.64      
13 A 1409 1402 9.22      
14 A 1375 1368 4.43      
15 A 1320 1313 88.66      
16 A 1190 1184 59.35      
17 A 1050 1044 4.10      
18 A 1039 1033 0.17      
19 A 995 990 6.12      
20 A 923 918 4.10      
21 A 905 900 41.14      
22 A 782 778 8.51      
23 A 717 713 4.21      
24 A 650 646 7.35      
25 A 556 553 12.80      
26 A 544 542 6.37      
27 A 492 489 3.09      
28 A 369 367 16.13      
29 A 329 327 157.61      
30 A 308 306 11.33      
31 A 254 253 16.14      
32 A 163 162 0.36      
33 A 64 64 4.70      

Unscaled Zero Point Vibrational Energy (zpe) 22781.1 cm-1
Scaled (by 0.9947) Zero Point Vibrational Energy (zpe) 22660.3 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 BLYP/6-31+G**
ABC
0.17071 0.10890 0.07116

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.687 0.756 0.283
H2 -2.660 0.457 0.333
H3 -1.421 1.591 0.797
C4 1.685 -0.919 0.281
H5 1.505 -1.355 1.279
H6 1.549 -1.737 -0.444
H7 2.723 -0.560 0.235
C8 1.089 1.468 -0.291
H9 0.374 2.250 -0.561
H10 2.146 1.748 -0.306
C11 -0.753 -0.215 -0.042
O12 -1.095 -1.363 -0.371
C13 0.706 0.202 -0.006

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.01831.01643.76493.95504.14924.60252.92292.68184.00291.38562.29522.4734
H21.01831.74264.55724.63984.80925.47873.93193.63485.01642.05552.50103.3920
H31.01641.74264.02644.18074.63014.70262.73802.34463.73632.10043.19352.6643
C43.76494.55724.02641.10371.10161.10002.52633.53092.77002.55822.88941.5158
H53.95504.63984.18071.10371.76571.79083.25784.20253.54342.85463.07982.1721
H64.14924.80924.63011.10161.76571.79593.24144.15763.53862.78922.67142.1590
H74.60255.47874.70261.10001.79081.79592.65713.74742.43983.50453.94842.1697
C82.92293.93192.73802.52633.25783.24142.65711.09271.09362.50753.57621.3531
H92.68183.63482.34463.53094.20254.15763.74741.09271.85882.75913.90432.1470
H104.00295.01643.73632.77003.54343.53862.43981.09361.85883.51114.49292.1340
C111.38562.05552.10042.55822.85462.78923.50452.50752.75913.51111.24221.5181
O122.29522.50103.19352.88943.07982.67143.94843.57623.90434.49291.24222.4135
C132.47343.39202.66431.51582.17212.15902.16971.35312.14702.13401.51812.4135

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 121.620 C1 H11 H13 116.748
C2 C1 C3 117.846 C2 C1 H11 116.703
C3 C1 H11 121.189 C4 H13 H8 123.330
C4 H13 H11 114.964 O5 C4 N6 106.392
O5 C4 H7 108.711 O5 C4 H13 111.055
N6 C4 H7 109.320 N6 C4 H13 110.147
H7 C4 H13 111.086 H8 H13 H11 121.595
H9 H8 H10 116.468 H9 H8 H13 122.416
H10 H8 H13 121.063 H12 H11 H13 121.618
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.517      
2 H 0.308      
3 H 0.282      
4 C -0.654      
5 H 0.164      
6 H 0.188      
7 H 0.140      
8 C -0.455      
9 H 0.130      
10 H 0.131      
11 C 0.341      
12 O -0.489      
13 C 0.431      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.487 3.088 1.528 3.479
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.521 -4.800 -2.545
y -4.800 -38.612 -0.310
z -2.545 -0.310 -38.487
Traceless
 xyz
x 6.029 -4.800 -2.545
y -4.800 -3.108 -0.310
z -2.545 -0.310 -2.921
Polar
3z2-r2-5.842
x2-y26.092
xy-4.800
xz-2.545
yz-0.310


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


<r2> (average value of r2) Å2
<r2> 167.899
(<r2>)1/2 12.958