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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: B3LYP/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 B3LYP/6-31+G**
 hartrees
Energy at 0K-286.640019
Energy at 298.15K-286.647850
Nuclear repulsion energy227.875780
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 B3LYP/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 3735 3601 38.73      
2 A 3597 3468 36.76      
3 A 3239 3123 11.04      
4 A 3156 3043 6.10      
5 A 3136 3024 13.14      
6 A 3106 2995 11.44      
7 A 3045 2936 17.32      
8 A 1751 1689 311.65      
9 A 1695 1634 67.18      
10 A 1618 1560 105.10      
11 A 1498 1444 19.32      
12 A 1476 1423 10.14      
13 A 1450 1398 11.78      
14 A 1418 1367 4.69      
15 A 1380 1331 93.42      
16 A 1233 1189 56.96      
17 A 1091 1052 1.97      
18 A 1071 1032 0.30      
19 A 1024 988 6.45      
20 A 956 921 9.94      
21 A 948 915 37.22      
22 A 815 786 12.30      
23 A 746 720 3.94      
24 A 675 651 8.78      
25 A 575 554 12.45      
26 A 563 543 8.59      
27 A 507 488 3.33      
28 A 380 366 18.24      
29 A 335 323 167.81      
30 A 319 308 10.11      
31 A 261 252 18.55      
32 A 168 162 0.33      
33 A 68 65 4.95      

Unscaled Zero Point Vibrational Energy (zpe) 23516.9 cm-1
Scaled (by 0.9642) Zero Point Vibrational Energy (zpe) 22675.0 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 B3LYP/6-31+G**
ABC
0.17361 0.11088 0.07234

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.677 0.742 0.280
H2 -2.641 0.446 0.321
H3 -1.414 1.580 0.775
C4 1.674 -0.910 0.276
H5 1.497 -1.345 1.266
H6 1.539 -1.719 -0.449
H7 2.705 -0.550 0.230
C8 1.073 1.461 -0.285
H9 0.359 2.235 -0.548
H10 2.122 1.745 -0.298
C11 -0.749 -0.215 -0.042
O12 -1.078 -1.353 -0.364
C13 0.700 0.203 -0.007

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.01011.00773.73553.92404.11444.56832.89802.65643.97111.37132.27232.4539
H21.01011.73114.52374.60744.77065.43923.89833.59924.97602.03762.48023.3665
H31.00771.73113.99804.15564.59364.66932.70692.30753.69962.08123.16422.6416
C43.73554.52373.99801.09631.09431.09292.50933.50702.75242.54022.86001.5055
H53.92404.60744.15561.09631.75551.77943.23444.17203.51912.83393.04732.1568
H64.11444.77064.59361.09431.75551.78453.21814.12773.51522.76792.64412.1431
H74.56835.43924.66931.09291.77941.78452.64053.72402.42563.48033.91262.1545
C82.89803.89832.70692.50933.23443.21812.64051.08581.08652.48743.54361.3414
H92.65643.59922.30753.50704.17204.12773.72401.08581.84762.73563.86982.1304
H103.97114.97603.69962.75243.51913.51522.42561.08651.84763.48504.45462.1172
C111.37132.03762.08122.54022.83392.76793.48032.48742.73563.48501.22821.5083
O122.27232.48023.16422.86003.04732.64413.91263.54363.86984.45461.22822.3902
C132.45393.36652.64161.50552.15682.14312.15451.34142.13042.11721.50832.3902

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 121.788 C1 H11 H13 116.819
C2 C1 C3 118.169 C2 C1 H11 116.850
C3 C1 H11 121.293 C4 H13 H8 123.531
C4 H13 H11 114.888 O5 C4 N6 106.531
O5 C4 H7 108.745 O5 C4 H13 111.013
N6 C4 H7 109.355 N6 C4 H13 110.043
H7 C4 H13 111.034 H8 H13 H11 121.474
H9 H8 H10 116.531 H9 H8 H13 122.388
H10 H8 H13 121.032 H12 H11 H13 121.385
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.558     -0.935
2 H 0.320     0.414
3 H 0.294     0.373
4 C -0.646     -0.252
5 H 0.165     0.073
6 H 0.191     0.102
7 H 0.143     0.093
8 C -0.427     -0.504
9 H 0.136     0.191
10 H 0.140     0.199
11 C 0.345     0.748
12 O -0.517     -0.578
13 C 0.415     0.077


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.493 3.207 1.516 3.582
CHELPG        
AIM        
ESP 0.525 3.178 1.521 3.562


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.051 -4.780 -2.502
y -4.780 -38.212 -0.361
z -2.502 -0.361 -38.196
Traceless
 xyz
x 6.153 -4.780 -2.502
y -4.780 -3.089 -0.361
z -2.502 -0.361 -3.065
Polar
3z2-r2-6.129
x2-y26.161
xy-4.780
xz-2.502
yz-0.361


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.448 0.473 -0.175
y 0.473 10.862 -0.112
z -0.175 -0.112 6.351


<r2> (average value of r2) Å2
<r2> 165.240
(<r2>)1/2 12.855