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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: B1B95/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B1B95/6-31G
 hartrees
Energy at 0K-286.405883
Energy at 298.15K-286.414080
Nuclear repulsion energy228.244097
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
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 3785 3610 32.62      
2 A 3641 3472 37.04      
3 A 3272 3120 16.43      
4 A 3184 3036 5.11      
5 A 3178 3031 13.10      
6 A 3145 2999 11.54      
7 A 3070 2928 14.40      
8 A 1751 1670 75.61      
9 A 1715 1635 239.38      
10 A 1672 1595 73.93      
11 A 1535 1464 24.38      
12 A 1514 1444 11.62      
13 A 1489 1421 19.05      
14 A 1456 1388 9.14      
15 A 1433 1366 93.55      
16 A 1275 1216 46.43      
17 A 1122 1070 0.54      
18 A 1103 1052 3.72      
19 A 1052 1004 6.12      
20 A 991 945 36.38      
21 A 977 932 16.34      
22 A 834 795 45.79      
23 A 764 729 2.93      
24 A 694 662 84.02      
25 A 617 588 92.18      
26 A 579 552 5.48      
27 A 556 530 139.60      
28 A 514 490 9.79      
29 A 387 369 2.96      
30 A 338 322 6.14      
31 A 281 268 11.03      
32 A 173 165 0.17      
33 A 78 74 7.92      

Unscaled Zero Point Vibrational Energy (zpe) 24085.3 cm-1
Scaled (by 0.9537) Zero Point Vibrational Energy (zpe) 22970.2 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
ABC
0.17269 0.11321 0.07232

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/6-31G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.668 0.745 0.268
H2 -2.641 0.496 0.219
H3 -1.411 1.649 0.621
C4 1.658 -0.915 0.245
H5 1.521 -1.334 1.248
H6 1.462 -1.728 -0.459
H7 2.692 -0.584 0.142
C8 1.073 1.468 -0.254
H9 0.364 2.251 -0.503
H10 2.119 1.752 -0.259
C11 -0.741 -0.208 -0.036
O12 -1.068 -1.379 -0.323
C13 0.696 0.207 -0.005

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.00631.00413.71663.93074.05444.55952.88222.64373.95401.36382.28432.4397
H21.00631.73364.52454.66164.71615.44213.86873.55434.94692.04252.50633.3576
H31.00411.73364.01654.22954.56354.69592.64022.18573.64012.08123.19002.6293
C43.71664.52454.01651.09521.09321.09112.50423.50092.75362.51642.82261.4985
H53.93074.66164.22951.09521.75261.77693.21114.15423.48672.83413.02842.1505
H64.05444.71614.56351.09321.75261.78413.22624.12773.54732.70952.55782.1297
H74.55955.44214.69591.09111.77691.78412.64383.72462.43873.45833.87132.1518
C82.88223.86872.64022.50423.21113.22622.64381.08501.08422.48013.56301.3399
H92.64373.55432.18573.50094.15424.12773.72461.08501.84112.73643.90602.1299
H103.95404.94693.64012.75363.48673.54732.43871.08421.84113.47534.46852.1162
C111.36382.04252.08122.51642.83412.70953.45832.48012.73643.47531.24831.4966
O122.28432.50633.19002.82263.02842.55783.87133.56303.90604.46851.24832.3934
C132.43973.35762.62931.49852.15052.12972.15181.33992.12992.11621.49662.3934

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 121.910 C1 H11 H13 116.990
C2 C1 C3 119.164 C2 C1 H11 118.255
C3 C1 H11 122.302 C4 H13 H8 123.746
C4 H13 H11 114.320 O5 C4 N6 106.428
O5 C4 H7 108.730 O5 C4 H13 111.069
N6 C4 H7 109.528 N6 C4 H13 109.527
H7 C4 H13 111.424 H8 H13 H11 121.842
H9 H8 H10 116.150 H9 H8 H13 122.539
H10 H8 H13 121.259 H12 H11 H13 121.100
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.757      
2 H 0.349      
3 H 0.339      
4 C -0.500      
5 H 0.177      
6 H 0.205      
7 H 0.153      
8 C -0.354      
9 H 0.145      
10 H 0.157      
11 C 0.471      
12 O -0.463      
13 C 0.076      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.320 3.512 1.178 3.718
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.569 -5.279 -1.666
y -5.279 -36.801 -0.498
z -1.666 -0.498 -37.449
Traceless
 xyz
x 6.557 -5.279 -1.666
y -5.279 -2.792 -0.498
z -1.666 -0.498 -3.764
Polar
3z2-r2-7.529
x2-y26.233
xy-5.279
xz-1.666
yz-0.498


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.002 0.444 -0.149
y 0.444 9.447 -0.137
z -0.149 -0.137 3.980


<r2> (average value of r2) Å2
<r2> 163.716
(<r2>)1/2 12.795