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

using model chemistry: BLYP/6-31G**

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/6-31G**
 hartrees
Energy at 0K-287.727343
Energy at 298.15K-287.737163
Nuclear repulsion energy244.967909
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/6-31G**
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 3629 3601 18.13      
2 A 3487 3460 15.11      
3 A 3058 3034 35.59      
4 A 3054 3030 2.67      
5 A 3037 3014 43.95      
6 A 3035 3011 21.65      
7 A 2974 2951 16.44      
8 A 2970 2947 36.68      
9 A 2940 2918 39.11      
10 A 1718 1705 215.58      
11 A 1571 1559 90.27      
12 A 1493 1481 8.21      
13 A 1478 1466 8.39      
14 A 1472 1461 0.92      
15 A 1463 1452 0.23      
16 A 1390 1379 15.57      
17 A 1366 1356 1.31      
18 A 1355 1344 31.76      
19 A 1302 1292 4.22      
20 A 1241 1232 111.13      
21 A 1165 1156 4.18      
22 A 1099 1091 5.61      
23 A 1083 1074 0.25      
24 A 1021 1014 4.76      
25 A 946 939 0.05      
26 A 912 905 1.90      
27 A 880 874 3.67      
28 A 742 736 4.21      
29 A 722 717 4.81      
30 A 593 588 4.56      
31 A 585 580 12.39      
32 A 460 456 3.08      
33 A 318 315 0.86      
34 A 283 280 4.61      
35 A 236 234 5.13      
36 A 235 233 0.78      
37 A 213 211 0.40      
38 A 33 33 134.65      
39 A 21 21 61.78      

Unscaled Zero Point Vibrational Energy (zpe) 27788.2 cm-1
Scaled (by 0.9923) Zero Point Vibrational Energy (zpe) 27574.2 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 BLYP/6-31G**
ABC
0.16042 0.08526 0.08253

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.375 -1.274 -0.065
H2 -0.881 -2.174 -0.464
H3 -1.400 -1.358 1.032
H4 -2.411 -1.257 -0.441
C5 -1.366 1.283 0.020
H6 -0.863 2.204 -0.316
H7 -1.393 1.293 1.120
C8 -0.623 0.017 -0.474
H9 -0.551 0.053 -1.577
N10 1.839 0.030 -0.768
H11 2.790 0.023 -0.409
H12 1.693 0.081 -1.771
C13 0.799 -0.008 0.137
O14 0.992 -0.060 1.357
H15 -2.400 1.300 -0.358

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.10191.10041.10172.55843.52442.82721.54892.17463.53934.37643.76352.52363.01652.7860
H21.10191.78141.78413.52434.38053.84592.20572.51173.51364.27863.66322.80553.36043.7932
H31.10041.78141.78952.82853.84622.65242.18223.08563.95684.64114.41542.73062.74063.1623
H41.10171.78411.78952.78463.79313.15802.19492.54254.45205.35614.51673.49164.03012.5579
C52.55843.52432.82852.78461.10191.10041.54922.17443.53034.36393.74322.52313.02451.1016
H63.52444.38053.84623.79311.10191.78142.20612.51273.49714.25533.62732.80333.37061.7840
H72.82723.84592.65243.15801.10041.78142.18273.08583.95064.63134.39932.73202.75191.7892
C81.54892.20572.18222.19491.54922.20612.18271.10602.47953.41392.65541.54762.44272.1951
H92.17462.51173.08562.54252.17442.51273.08581.10602.52353.54002.25302.18263.31722.5412
N103.53933.51363.95684.45203.53033.49713.95062.47952.52351.01701.01471.37942.28954.4442
H114.37644.27864.64115.35614.36394.25534.63133.41393.54001.01701.75012.06522.52165.3453
H123.76353.66324.41544.51673.74323.62734.39932.65542.25301.01471.75012.10913.20884.4985
C132.52362.80552.73063.49162.52312.80332.73201.54762.18261.37942.06522.10911.23653.4913
O143.01653.36042.74064.03013.02453.37062.75192.44273.31722.28952.52163.20881.23654.0369
H152.78603.79323.16232.55791.10161.78401.78922.19512.54124.44425.34534.49853.49134.0369

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 111.336 C1 C8 H9 108.837
C1 C8 C13 109.168 H2 C1 H3 107.977
H2 C1 H4 108.120 H2 C1 C8 111.514
H3 C1 H4 108.716 H3 C1 C8 109.755
H4 C1 C8 110.671 C5 C8 H9 108.809
C5 C8 C13 109.122 H6 C5 H7 107.980
H6 C5 C8 111.524 H6 C5 H15 108.118
H7 C5 C8 109.773 H7 C5 H15 108.690
C8 C5 H15 110.666 C8 C13 N10 115.681
C8 C13 O14 122.264 H9 C8 C13 109.548
N10 C13 O14 122.055 H11 N10 H12 118.949
H11 N10 C13 118.253 H12 N10 C13 122.789
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.275      
2 H 0.089      
3 H 0.120      
4 H 0.086      
5 C -0.275      
6 H 0.088      
7 H 0.120      
8 C -0.085      
9 H 0.051      
10 N -0.555      
11 H 0.255      
12 H 0.247      
13 C 0.539      
14 O -0.490      
15 H 0.086      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.352 0.171 -3.382 3.405
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.506 0.257 -4.678
y 0.257 -37.905 0.009
z -4.678 0.009 -38.687
Traceless
 xyz
x 5.790 0.257 -4.678
y 0.257 -2.308 0.009
z -4.678 0.009 -3.482
Polar
3z2-r2-6.964
x2-y25.399
xy0.257
xz-4.678
yz0.009


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> 176.031
(<r2>)1/2 13.268