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

using model chemistry: mPW1PW91/6-31+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 mPW1PW91/6-31+G**
 hartrees
Energy at 0K-287.796621
Energy at 298.15K-287.806997
Nuclear repulsion energy247.941817
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 mPW1PW91/6-31+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 3793 3610 44.75      
2 A 3645 3469 40.78      
3 A 3167 3015 25.32      
4 A 3164 3012 2.85      
5 A 3150 2998 37.62      
6 A 3148 2996 15.22      
7 A 3071 2923 17.24      
8 A 3068 2920 35.67      
9 A 3057 2909 35.78      
10 A 1803 1716 326.17      
11 A 1633 1555 132.47      
12 A 1524 1450 21.50      
13 A 1509 1436 12.15      
14 A 1499 1426 2.61      
15 A 1493 1421 1.86      
16 A 1434 1365 75.84      
17 A 1420 1351 4.56      
18 A 1403 1335 7.09      
19 A 1338 1274 0.76      
20 A 1293 1230 97.18      
21 A 1204 1146 3.70      
22 A 1141 1086 5.40      
23 A 1138 1083 0.33      
24 A 1067 1015 8.08      
25 A 984 937 0.31      
26 A 937 892 2.13      
27 A 934 889 2.85      
28 A 779 742 3.90      
29 A 769 732 2.74      
30 A 619 589 5.86      
31 A 598 569 13.88      
32 A 478 455 2.74      
33 A 327 311 1.05      
34 A 289 275 4.68      
35 A 250 238 121.43      
36 A 242 231 5.60      
37 A 235 224 71.02      
38 A 214 204 16.64      
39 A 30 29 8.02      

Unscaled Zero Point Vibrational Energy (zpe) 28922.5 cm-1
Scaled (by 0.9518) Zero Point Vibrational Energy (zpe) 27528.4 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 mPW1PW91/6-31+G**
ABC
0.16457 0.08743 0.08460

See section I.F.4 to change rotational constant units
Geometric Data calculated at mPW1PW91/6-31+G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 1.352 1.265 -0.011
H2 0.843 2.174 -0.344
H3 1.409 1.289 1.080
H4 2.368 1.276 -0.414
C5 1.355 -1.262 -0.034
H6 0.849 -2.166 -0.384
H7 1.411 -1.306 1.057
C8 0.614 0.004 -0.467
H9 0.538 0.014 -1.562
N10 -1.818 0.008 -0.757
H11 -2.760 0.005 -0.401
H12 -1.671 0.019 -1.750
C13 -0.788 -0.002 0.133
O14 -0.978 -0.016 1.340
H15 2.371 -1.263 -0.436

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.09351.09241.09342.52673.48732.78401.53002.15173.48984.31783.70272.49082.98232.7587
H21.09351.76931.77093.48734.33973.79362.18482.49773.45524.20583.59682.76103.30893.7623
H31.09241.76931.77522.78373.79352.59492.16203.05943.92734.60664.37082.71852.73323.1204
H41.09341.77091.77522.75903.76243.12152.16742.50144.38675.28304.43563.44883.99302.5392
C52.52673.48732.78372.75901.09351.09241.52992.15183.49284.32073.70672.49112.98021.0934
H63.48734.33973.79353.76241.09351.76932.18472.49753.46064.21113.60402.76183.30621.7709
H72.78403.79362.59493.12151.09241.76932.16193.05943.92954.60884.37392.71832.73031.7752
C81.53002.18482.16202.16741.52992.18472.16191.09752.44843.37402.62001.52462.40812.1673
H92.15172.49773.05942.50142.15182.49753.05941.09752.48943.49622.21672.15213.27412.5017
N103.48983.45523.92734.38673.49283.46063.92952.44842.48941.00711.00431.36102.25864.3893
H114.31784.20584.60665.28304.32074.21114.60883.37403.49621.00711.73392.04292.49115.2855
H123.70273.59684.37084.43563.70673.60404.37392.62002.21671.00431.73392.08003.16694.4393
C132.49082.76102.71853.44882.49112.76182.71831.52462.15211.36102.04292.08001.22183.4489
O142.98233.30892.73323.99302.98023.30622.73032.40813.27412.25862.49113.16691.22183.9912
H152.75873.76233.12042.53921.09341.77091.77522.16732.50174.38935.28554.43933.44893.9912

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 111.333 C1 C8 H9 108.846
C1 C8 C13 109.262 H2 C1 H3 108.073
H2 C1 H4 108.141 H2 C1 C8 111.690
H3 C1 H4 108.605 H3 C1 C8 109.939
H4 C1 C8 110.304 C5 C8 H9 108.856
C5 C8 C13 109.281 H6 C5 H7 108.070
H6 C5 C8 111.688 H6 C5 H15 108.141
H7 C5 C8 109.938 H7 C5 H15 108.610
C8 C5 H15 110.305 C8 C13 N10 115.982
C8 C13 O14 122.138 H9 C8 C13 109.233
N10 C13 O14 121.880 H11 N10 H12 119.101
H11 N10 C13 118.477 H12 N10 C13 122.422
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at mPW1PW91/6-31+G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.637      
2 H 0.169      
3 H 0.198      
4 H 0.164      
5 C -0.637      
6 H 0.169      
7 H 0.198      
8 C 0.182      
9 H 0.134      
10 N -0.567      
11 H 0.334      
12 H 0.309      
13 C 0.327      
14 O -0.505      
15 H 0.164      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.077 0.044 -3.809 3.810
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.994 -0.057 4.980
y -0.057 -38.609 0.016
z 4.980 0.016 -39.658
Traceless
 xyz
x 6.139 -0.057 4.980
y -0.057 -2.282 0.016
z 4.980 0.016 -3.857
Polar
3z2-r2-7.713
x2-y25.614
xy-0.057
xz4.980
yz0.016


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


<r2> (average value of r2) Å2
<r2> 172.767
(<r2>)1/2 13.144