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All results from a given calculation for C4H9NO (Propanamide, 2-methyl-)

using model chemistry: BLYP/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 BLYP/STO-3G
 hartrees
Energy at 0K-283.995719
Energy at 298.15K-284.005421
Nuclear repulsion energy238.374959
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 BLYP/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 3620 3349 2.18      
2 A 3408 3153 1.46      
3 A 3377 3124 3.34      
4 A 3375 3123 1.11      
5 A 3372 3120 3.21      
6 A 3367 3115 2.82      
7 A 3240 2998 6.67      
8 A 3210 2970 3.92      
9 A 3207 2967 3.85      
10 A 1779 1646 48.72      
11 A 1710 1582 10.50      
12 A 1647 1524 4.67      
13 A 1642 1519 3.18      
14 A 1637 1514 1.38      
15 A 1634 1512 1.59      
16 A 1529 1415 1.54      
17 A 1512 1399 0.14      
18 A 1417 1311 3.65      
19 A 1388 1285 2.18      
20 A 1257 1163 27.73      
21 A 1234 1142 52.61      
22 A 1173 1086 2.00      
23 A 1142 1056 18.29      
24 A 1062 983 25.34      
25 A 1017 941 0.79      
26 A 988 914 2.23      
27 A 927 857 3.03      
28 A 740 685 22.35      
29 A 657 608 50.15      
30 A 612 566 87.11      
31 A 516 478 68.54      
32 A 448 414 12.15      
33 A 391 362 31.89      
34 A 324 299 6.11      
35 A 269 249 3.33      
36 A 220 203 0.71      
37 A 206 191 0.09      
38 A 167 154 0.96      
39 A 38 35 2.12      

Unscaled Zero Point Vibrational Energy (zpe) 29729.6 cm-1
Scaled (by 0.9252) Zero Point Vibrational Energy (zpe) 27505.8 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 BLYP/STO-3G
ABC
0.14979 0.09152 0.06983

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.636 -1.004 -0.421
H2 -1.333 -1.727 -1.206
H3 -1.610 -1.523 0.558
H4 -2.675 -0.676 -0.625
C5 -1.161 1.343 0.601
H6 -0.456 2.198 0.613
H7 -1.235 0.935 1.629
C8 -0.663 0.230 -0.400
H9 -0.614 0.675 -1.422
N10 1.841 0.741 -0.376
H11 2.807 0.298 -0.380
H12 1.657 1.164 -1.332
C13 0.809 -0.250 0.014
O14 1.081 -1.269 0.716
H15 -2.163 1.712 0.298

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.10861.10851.10872.60383.56612.85031.57172.20523.89034.62994.04632.59572.95692.8583
H21.10861.79651.80023.56614.41383.88962.21992.51604.10524.68224.16082.87403.11913.8432
H31.10851.79651.80322.90173.89702.70762.21113.12114.23154.86894.63322.78762.70723.2923
H41.10871.80021.80322.80623.83693.12302.21842.58994.73975.57354.75963.56844.03202.6111
C52.60383.56612.90172.80621.10871.10861.57752.19953.21374.21893.42242.60123.44431.1095
H63.56614.41383.89703.83691.10871.79922.22292.54642.89393.90403.05242.82043.79441.8024
H72.85033.88962.70763.12301.10861.79922.22263.12413.67614.55804.14542.86183.32441.7995
C81.57172.21992.21112.21841.57752.22292.22261.11532.55553.47072.66901.60332.55632.2203
H92.20522.51603.12112.58992.19952.54643.12411.11532.66933.59592.32482.22343.34982.5356
N103.89034.10524.23154.73973.21372.89393.67612.55552.66931.06281.06221.48242.41064.1740
H114.62994.68224.86895.57354.21893.90404.55803.47073.59591.06281.72602.10852.57665.2108
H124.04634.16084.63324.75963.42243.05244.14542.66902.32481.06221.72602.12863.23254.1888
C132.59572.87402.78763.56842.60122.82042.86181.60332.22341.48242.10852.12861.26693.5724
O142.95693.11912.70724.03203.44433.79443.32442.55633.34982.41062.57663.23251.26694.4250
H152.85833.84323.29232.61111.10951.80241.79952.22032.53564.17405.21084.18883.57244.4250

picture of Propanamide, 2-methyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C8 C5 111.543 C1 C8 H9 109.125
C1 C8 C13 109.674 H2 C1 H3 108.256
H2 C1 H4 108.563 H2 C1 C8 110.643
H3 C1 H4 108.831 H3 C1 C8 109.966
H4 C1 C8 110.522 C5 C8 H9 108.308
C5 C8 C13 109.720 H6 C5 H7 108.481
H6 C5 C8 110.478 H6 C5 H15 108.693
H7 C5 C8 110.457 H7 C5 H15 108.444
C8 C5 H15 110.229 C8 C13 N10 111.759
C8 C13 O14 125.498 H9 C8 C13 108.403
N10 C13 O14 122.321 H11 N10 H12 108.628
H11 N10 C13 110.791 H12 N10 C13 112.496
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/STO-3G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.212      
2 H 0.071      
3 H 0.079      
4 H 0.070      
5 C -0.212      
6 H 0.077      
7 H 0.075      
8 C -0.060      
9 H 0.062      
10 N -0.351      
11 H 0.178      
12 H 0.174      
13 C 0.176      
14 O -0.199      
15 H 0.071      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.133 1.006 -1.973 2.218
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -31.587 0.670 -3.311
y 0.670 -37.215 -0.084
z -3.311 -0.084 -33.422
Traceless
 xyz
x 3.731 0.670 -3.311
y 0.670 -4.711 -0.084
z -3.311 -0.084 0.980
Polar
3z2-r21.959
x2-y25.628
xy0.670
xz-3.311
yz-0.084


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.278 0.167 -0.078
y 0.167 4.581 -0.806
z -0.078 -0.806 3.642


<r2> (average value of r2) Å2
<r2> 183.086
(<r2>)1/2 13.531