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

using model chemistry: B1B95/6-31+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 B1B95/6-31+G**
 hartrees
Energy at 0K-287.729881
Energy at 298.15K-287.740227
Nuclear repulsion energy248.161038
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 B1B95/6-31+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 3776 3612 42.27      
2 A 3629 3471 39.72      
3 A 3155 3018 28.10      
4 A 3153 3017 3.28      
5 A 3141 3005 37.95      
6 A 3140 3004 15.82      
7 A 3061 2929 17.45      
8 A 3059 2927 36.26      
9 A 3048 2916 36.83      
10 A 1797 1719 321.87      
11 A 1624 1554 133.60      
12 A 1514 1449 20.76      
13 A 1499 1434 11.85      
14 A 1490 1426 2.55      
15 A 1484 1419 1.47      
16 A 1423 1361 78.44      
17 A 1408 1347 4.58      
18 A 1392 1331 6.24      
19 A 1327 1269 0.99      
20 A 1282 1226 93.88      
21 A 1194 1142 2.81      
22 A 1133 1083 4.62      
23 A 1131 1082 0.27      
24 A 1059 1013 7.89      
25 A 978 936 0.28      
26 A 929 889 2.79      
27 A 929 889 1.98      
28 A 773 739 3.54      
29 A 765 732 2.78      
30 A 613 586 5.90      
31 A 597 571 12.99      
32 A 473 452 2.90      
33 A 321 307 0.88      
34 A 283 271 4.35      
35 A 249 238 91.10      
36 A 245 234 5.79      
37 A 237 227 94.37      
38 A 212 203 18.55      
39 A 34 33 7.68      

Unscaled Zero Point Vibrational Energy (zpe) 28777.8 cm-1
Scaled (by 0.9566) Zero Point Vibrational Energy (zpe) 27528.8 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 B1B95/6-31+G**
ABC
0.16491 0.08762 0.08489

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.351 1.261 -0.024
H2 0.848 2.169 -0.367
H3 1.399 1.292 1.067
H4 2.370 1.265 -0.419
C5 1.351 -1.261 -0.024
H6 0.848 -2.169 -0.367
H7 1.399 -1.292 1.067
C8 0.612 -0.000 -0.472
H9 0.533 -0.000 -1.566
N10 -1.820 -0.000 -0.753
H11 -2.761 -0.000 -0.394
H12 -1.675 -0.000 -1.747
C13 -0.786 -0.000 0.133
O14 -0.969 0.000 1.341
H15 2.370 -1.265 -0.419

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.09311.09241.09312.52153.48302.77621.52842.15313.48864.31673.70322.48612.97222.7518
H21.09311.76921.77093.48294.33723.78612.18392.49793.45924.21053.60172.76103.30493.7558
H31.09241.76921.77512.77623.78612.58332.15803.05803.91674.59504.36342.70522.71163.1120
H41.09311.77091.77512.75183.75583.11202.16622.50744.38875.28454.44113.44453.98072.5292
C52.52153.48292.77622.75181.09311.09241.52842.15313.48874.31673.70312.48612.97221.0931
H63.48304.33723.78613.75581.09311.76922.18392.49793.45944.21063.60162.76103.30501.7709
H72.77623.78612.58333.11201.09241.76922.15803.05803.91684.59514.36342.70522.71161.7751
C81.52842.18392.15802.16621.52842.18392.15801.09702.44753.37382.61831.52322.40552.1662
H92.15312.49793.05802.50742.15312.49793.05801.09702.48953.49662.21582.15123.27262.5074
N103.48863.45923.91674.38873.48873.45943.91682.44752.48951.00751.00481.36082.26024.3887
H114.31674.21054.59505.28454.31674.21064.59513.37383.49661.00751.73462.04412.49505.2846
H123.70323.60174.36344.44113.70313.60164.36342.61832.21581.00481.73462.07933.16814.4410
C132.48612.76102.70523.44452.48612.76102.70521.52322.15121.36082.04412.07931.22233.4445
O142.97223.30492.71163.98072.97223.30502.71162.40553.27262.26022.49503.16811.22233.9807
H152.75183.75583.11202.52921.09311.77091.77512.16622.50744.38875.28464.44103.44453.9807

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 111.148 C1 C8 H9 109.082
C1 C8 C13 109.107 H2 C1 H3 108.094
H2 C1 H4 108.200 H2 C1 C8 111.760
H3 C1 H4 108.624 H3 C1 C8 109.731
H4 C1 C8 110.345 C5 C8 H9 109.082
C5 C8 C13 109.107 H6 C5 H7 108.094
H6 C5 C8 111.760 H6 C5 H15 108.200
H7 C5 C8 109.731 H7 C5 H15 108.624
C8 C5 H15 110.345 C8 C13 N10 116.012
C8 C13 O14 121.986 H9 C8 C13 109.290
N10 C13 O14 122.003 H11 N10 H12 119.095
H11 N10 C13 118.576 H12 N10 C13 122.329
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B1B95/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.579      
2 H 0.160      
3 H 0.190      
4 H 0.156      
5 C -0.579      
6 H 0.160      
7 H 0.190      
8 C 0.093      
9 H 0.123      
10 N -0.554      
11 H 0.325      
12 H 0.300      
13 C 0.369      
14 O -0.511      
15 H 0.156      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.125 -0.001 -3.786 3.788
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.998 0.001 4.914
y 0.001 -38.638 0.001
z 4.914 0.001 -39.722
Traceless
 xyz
x 6.182 0.001 4.914
y 0.001 -2.278 0.001
z 4.914 0.001 -3.904
Polar
3z2-r2-7.808
x2-y25.640
xy0.001
xz4.914
yz0.001


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.593 0.000 0.329
y 0.000 7.873 0.000
z 0.329 0.000 8.755


<r2> (average value of r2) Å2
<r2> 172.397
(<r2>)1/2 13.130