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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: B1B95/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/STO-3G
 hartrees
Energy at 0K-282.816383
Energy at 298.15K-282.823702
Nuclear repulsion energy223.901075
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/STO-3G
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 3833 3384 0.67      
2 A 3625 3201 5.34      
3 A 3569 3152 0.34      
4 A 3517 3105 0.32      
5 A 3481 3074 0.22      
6 A 3415 3016 18.03      
7 A 3327 2938 0.34      
8 A 1876 1657 34.38      
9 A 1847 1631 27.99      
10 A 1750 1545 13.76      
11 A 1669 1474 6.22      
12 A 1653 1460 5.69      
13 A 1568 1385 3.42      
14 A 1544 1364 1.49      
15 A 1427 1260 38.11      
16 A 1288 1137 60.52      
17 A 1160 1024 10.13      
18 A 1150 1016 11.67      
19 A 1088 961 3.27      
20 A 1015 896 3.32      
21 A 1000 883 19.51      
22 A 822 726 6.07      
23 A 767 677 12.57      
24 A 683 603 79.81      
25 A 617 544 92.57      
26 A 538 475 32.65      
27 A 500 442 25.25      
28 A 414 365 35.88      
29 A 357 315 2.20      
30 A 312 275 9.75      
31 A 234 207 1.98      
32 A 101 89 0.43      
33 A 74 66 1.79      

Unscaled Zero Point Vibrational Energy (zpe) 25109.2 cm-1
Scaled (by 0.883) Zero Point Vibrational Energy (zpe) 22171.4 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/STO-3G
ABC
0.16704 0.10889 0.06913

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/STO-3G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.709 0.812 0.163
H2 -2.652 0.431 0.406
H3 -1.408 1.504 0.885
C4 1.732 -0.895 0.226
H5 1.704 -1.230 1.274
H6 1.485 -1.763 -0.403
H7 2.748 -0.555 -0.006
C8 1.051 1.489 -0.241
H9 0.297 2.256 -0.443
H10 2.096 1.813 -0.257
C11 -0.750 -0.256 -0.032
O12 -1.098 -1.432 -0.281
C13 0.713 0.215 -0.012

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.04601.04493.84134.12964.14164.66552.87032.54513.95741.44852.36802.5010
H21.04601.71144.58394.74254.75295.50583.90543.57094.99032.07002.52253.3986
H31.04491.71144.00594.16064.55014.72352.70432.28833.69882.09083.17482.6394
C43.84134.58394.00591.10101.09991.09702.52293.52612.77542.57512.92431.5249
H54.12964.74254.16061.10101.77351.78503.18044.13273.42972.94533.21092.1733
H64.14164.75294.55011.09991.77351.79253.28514.19123.63152.72092.60692.1591
H74.66555.50584.72351.09701.78501.79252.66763.75532.46963.51103.95482.1760
C82.87033.90542.70432.52293.18043.28512.66761.09411.09482.51603.62691.3378
H92.54513.57092.28833.52614.13274.19123.75531.09411.86202.75223.94692.1272
H103.95744.99033.69882.77543.42973.63152.46961.09481.86203.52604.55422.1280
C111.44852.07002.09082.57512.94532.72093.51102.51602.75223.52601.25221.5370
O122.36802.52253.17482.92433.21092.60693.95483.62693.94694.55421.25222.4632
C132.50103.39862.63941.52492.17332.15912.17601.33782.12722.12801.53702.4632

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 122.349 C1 H11 H13 113.764
C2 C1 C3 109.865 C2 C1 H11 111.135
C3 C1 H11 112.969 C4 H13 H8 123.470
C4 H13 H11 114.494 O5 C4 N6 107.378
O5 C4 H7 108.597 O5 C4 H13 110.673
N6 C4 H7 109.354 N6 C4 H13 109.622
H7 C4 H13 111.129 H8 H13 H11 121.981
H9 H8 H10 116.567 H9 H8 H13 121.701
H10 H8 H13 121.719 H12 H11 H13 123.723
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.382      
2 H 0.192      
3 H 0.190      
4 C -0.234      
5 H 0.086      
6 H 0.096      
7 H 0.084      
8 C -0.167      
9 H 0.085      
10 H 0.081      
11 C 0.199      
12 O -0.217      
13 C -0.013      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.228 1.499 1.679 2.263
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.040 -1.936 -2.826
y -1.936 -34.675 0.793
z -2.826 0.793 -32.962
Traceless
 xyz
x 3.778 -1.936 -2.826
y -1.936 -3.174 0.793
z -2.826 0.793 -0.604
Polar
3z2-r2-1.209
x2-y24.635
xy-1.936
xz-2.826
yz0.793


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.117 0.440 -0.155
y 0.440 6.061 0.031
z -0.155 0.031 1.950


<r2> (average value of r2) Å2
<r2> 167.672
(<r2>)1/2 12.949