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All results from a given calculation for C4H7NO (Methacrylamide)

using model chemistry: B3PW91/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3PW91/aug-cc-pVDZ
 hartrees
Energy at 0K-286.545726
Energy at 298.15K-286.553554
Nuclear repulsion energy228.366668
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 B3PW91/aug-cc-pVDZ
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 3739 3606 36.81      
2 A 3599 3471 33.56      
3 A 3245 3130 9.28      
4 A 3153 3041 5.89      
5 A 3150 3038 11.56      
6 A 3117 3007 9.06      
7 A 3046 2938 14.62      
8 A 1757 1695 287.31      
9 A 1701 1641 70.59      
10 A 1603 1547 112.07      
11 A 1467 1415 24.21      
12 A 1441 1390 12.52      
13 A 1428 1378 14.12      
14 A 1403 1353 28.13      
15 A 1373 1324 46.61      
16 A 1232 1188 45.12      
17 A 1086 1048 1.20      
18 A 1052 1015 0.45      
19 A 1009 974 7.33      
20 A 956 922 5.90      
21 A 947 914 33.94      
22 A 817 788 11.05      
23 A 752 726 3.75      
24 A 672 648 7.08      
25 A 576 555 13.10      
26 A 564 545 5.68      
27 A 504 486 3.68      
28 A 375 362 7.18      
29 A 323 311 26.35      
30 A 311 300 131.64      
31 A 257 248 23.52      
32 A 170 164 0.31      
33 A 68 66 4.49      

Unscaled Zero Point Vibrational Energy (zpe) 23446.2 cm-1
Scaled (by 0.9646) Zero Point Vibrational Energy (zpe) 22616.2 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 B3PW91/aug-cc-pVDZ
ABC
0.17406 0.11166 0.07280

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/aug-cc-pVDZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 -1.668 0.742 0.282
H2 -2.634 0.454 0.324
H3 -1.396 1.579 0.773
C4 1.667 -0.908 0.277
H5 1.481 -1.350 1.267
H6 1.531 -1.716 -0.455
H7 2.702 -0.548 0.236
C8 1.069 1.458 -0.287
H9 0.348 2.232 -0.551
H10 2.122 1.744 -0.303
C11 -0.747 -0.215 -0.041
O12 -1.076 -1.350 -0.366
C13 0.698 0.201 -0.004

Atom - Atom Distances (Å)
  N1 H2 H3 C4 H5 H6 H7 C8 H9 H10 C11 O12 C13
N11.00961.00753.72063.90634.10104.55602.88602.64103.96371.36732.26842.4439
H21.00961.73244.51194.59084.76085.42983.88603.58054.96842.03572.48153.3582
H31.00751.73243.97644.13484.57504.64752.68632.28453.68292.07453.15842.6244
C43.72064.51193.97641.09991.09841.09642.50483.50492.75272.53112.85101.4991
H53.90634.59084.13481.09991.76071.78743.23554.17323.52822.82133.03322.1523
H64.10104.76084.57501.09841.76071.79253.21214.12263.51342.75892.63362.1383
H74.55605.42984.64751.09641.78741.79252.63853.72652.42463.47543.90792.1522
C82.88603.88602.68632.50483.23553.21212.63851.09051.09102.48193.53411.3410
H92.64103.58052.28453.50494.17324.12263.72651.09051.85712.72883.85822.1322
H103.96374.96843.68292.75273.52823.51342.42461.09101.85713.48414.44962.1209
C111.36732.03572.07452.53112.82132.75893.47542.48192.72883.48411.22471.5042
O122.26842.48153.15842.85103.03322.63363.90793.53413.85824.44961.22472.3835
C132.44393.35822.62441.49912.15232.13832.15221.34102.13222.12091.50422.3835

picture of Methacrylamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 H11 H12 122.031 C1 H11 H13 116.577
C2 C1 C3 118.377 C2 C1 H11 117.050
C3 C1 H11 120.998 C4 H13 H8 123.660
C4 H13 H11 114.867 O5 C4 N6 106.446
O5 C4 H7 108.947 O5 C4 H13 110.883
N6 C4 H7 109.509 N6 C4 H13 109.854
H7 C4 H13 111.083 H8 H13 H11 121.346
H9 H8 H10 116.700 H9 H8 H13 122.203
H10 H8 H13 121.051 H12 H11 H13 121.382
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/aug-cc-pVDZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.008      
2 H -0.045      
3 H -0.061      
4 C 0.215      
5 H 0.016      
6 H 0.005      
7 H -0.219      
8 C 0.929      
9 H -0.572      
10 H -0.555      
11 C 0.499      
12 O -0.635      
13 C 0.432      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.445 3.098 1.443 3.446
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.588 -4.630 -2.402
y -4.630 -37.672 -0.439
z -2.402 -0.439 -37.677
Traceless
 xyz
x 6.086 -4.630 -2.402
y -4.630 -3.039 -0.439
z -2.402 -0.439 -3.047
Polar
3z2-r2-6.093
x2-y26.083
xy-4.630
xz-2.402
yz-0.439


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.179 0.334 -0.194
y 0.334 11.177 -0.103
z -0.194 -0.103 6.864


<r2> (average value of r2) Å2
<r2> 164.136
(<r2>)1/2 12.812