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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: HF/6-311G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at HF/6-311G*
 hartrees
Energy at 0K-284.920644
Energy at 298.15K-284.928970
Nuclear repulsion energy230.303720
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 HF/6-311G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A 3971 3591 33.41      
2 A 3844 3477 39.39      
3 A 3388 3065 16.47      
4 A 3309 2993 10.57      
5 A 3276 2963 19.97      
6 A 3251 2940 31.25      
7 A 3193 2888 29.77      
8 A 1956 1769 426.30      
9 A 1848 1671 51.85      
10 A 1810 1637 110.80      
11 A 1629 1473 17.28      
12 A 1611 1457 8.25      
13 A 1577 1427 10.92      
14 A 1555 1406 11.39      
15 A 1502 1358 110.19      
16 A 1340 1212 65.54      
17 A 1215 1098 12.99      
18 A 1174 1062 0.44      
19 A 1116 1009 7.13      
20 A 1081 978 43.65      
21 A 1023 925 3.33      
22 A 910 823 34.21      
23 A 803 726 6.11      
24 A 753 681 18.83      
25 A 628 568 21.23      
26 A 598 541 29.63      
27 A 553 500 5.21      
28 A 420 380 178.81      
29 A 398 360 56.83      
30 A 352 318 5.43      
31 A 284 257 11.97      
32 A 187 169 0.16      
33 A 77 70 3.97      

Unscaled Zero Point Vibrational Energy (zpe) 25314.5 cm-1
Scaled (by 0.9044) Zero Point Vibrational Energy (zpe) 22894.4 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 HF/6-311G*
ABC
0.17800 0.11236 0.07366

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-311G*

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.681 0.714 0.268
H2 -2.616 0.387 0.342
H3 -1.435 1.491 0.830
C4 1.682 -0.885 0.273
H5 1.500 -1.335 1.244
H6 1.584 -1.672 -0.463
H7 2.697 -0.508 0.254
C8 1.038 1.459 -0.281
H9 0.316 2.215 -0.532
H10 2.071 1.762 -0.298
C11 -0.747 -0.226 -0.046
O12 -1.044 -1.338 -0.361
C13 0.693 0.213 -0.007

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N10.99280.99003.72423.90804.10974.54502.87272.62353.93621.36172.23852.4419
H20.99281.68864.48274.55194.74625.38783.85873.56384.92552.00462.43713.3316
H30.99001.68863.95854.09534.55954.62512.71122.33343.69212.04613.09382.6189
C43.72424.48273.95851.08521.08241.08272.49353.48202.73592.53732.83531.5047
H53.90804.55194.09531.08521.74221.75973.21674.14233.50652.81893.00822.1482
H64.10974.74624.55951.08241.74221.76333.18364.08903.47222.77492.65122.1349
H74.54505.38784.62511.08271.75971.76332.62743.70062.41803.46813.88072.1453
C82.87273.85872.71122.49353.21673.18362.62741.07491.07582.46573.48761.3213
H92.62353.56382.33343.48204.14234.08903.70061.07491.82682.70563.80772.1031
H103.93624.92553.69212.73593.50653.47222.41801.07581.82683.45694.39442.0928
C111.36172.00462.04612.53732.81892.77493.46812.46572.70563.45691.19341.5058
O122.23852.43713.09382.83533.00822.65123.88073.48763.80774.39441.19342.3555
C132.44193.33162.61891.50472.14822.13492.14531.32132.10312.09281.50582.3555

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 122.209 C1 H11 H13 116.678
C2 C1 C3 116.781 C2 C1 H11 115.845
C3 C1 H11 120.104 C4 H13 H8 123.726
C4 H13 H11 114.876 O5 C4 N6 106.986
O5 C4 H7 108.526 O5 C4 H13 111.047
N6 C4 H7 109.059 N6 C4 H13 110.151
H7 C4 H13 110.962 H8 H13 H11 121.277
H9 H8 H10 116.288 H9 H8 H13 122.387
H10 H8 H13 121.291 H12 H11 H13 121.102
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-311G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.898 -1.024   -1.029
2 H 0.377 0.433   0.438
3 H 0.374 0.391   0.401
4 C -0.634 -0.142   -0.305
5 H 0.223 0.041   0.084
6 H 0.248 0.068   0.112
7 H 0.213 0.062   0.107
8 C -0.444 -0.474   -0.578
9 H 0.232 0.186   0.222
10 H 0.232 0.199   0.235
11 C 0.638 0.878   0.835
12 O -0.470 -0.630   -0.609
13 C -0.091 0.012   0.086


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.502 3.170 1.713 3.638
CHELPG        
AIM        
ESP 0.564 3.145 1.723 3.630


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.712 -3.919 -2.896
y -3.919 -37.978 -0.266
z -2.896 -0.266 -37.418
Traceless
 xyz
x 5.986 -3.919 -2.896
y -3.919 -3.413 -0.266
z -2.896 -0.266 -2.573
Polar
3z2-r2-5.146
x2-y26.266
xy-3.919
xz-2.896
yz-0.266


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 7.616 0.535 -0.159
y 0.535 9.345 -0.268
z -0.159 -0.268 4.822


<r2> (average value of r2) Å2
<r2> 162.436
(<r2>)1/2 12.745