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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-287.641492
Energy at 298.15K-287.652002
Nuclear repulsion energy243.654647
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 3624 3597 12.01      
2 A 3483 3457 12.25      
3 A 3063 3040 41.11      
4 A 3057 3034 3.04      
5 A 3042 3019 49.39      
6 A 3039 3016 24.92      
7 A 2974 2951 17.70      
8 A 2970 2947 41.51      
9 A 2942 2919 41.10      
10 A 1652 1639 216.48      
11 A 1611 1599 48.03      
12 A 1520 1508 11.42      
13 A 1507 1496 13.18      
14 A 1503 1492 1.76      
15 A 1493 1482 0.87      
16 A 1421 1411 19.54      
17 A 1401 1390 3.30      
18 A 1366 1356 31.20      
19 A 1320 1310 3.44      
20 A 1272 1262 122.44      
21 A 1185 1176 4.33      
22 A 1114 1106 10.94      
23 A 1093 1085 0.33      
24 A 1050 1042 4.14      
25 A 962 955 0.14      
26 A 937 930 3.41      
27 A 887 880 3.97      
28 A 747 742 34.19      
29 A 730 725 4.29      
30 A 606 601 87.88      
31 A 597 593 3.79      
32 A 483 480 181.38      
33 A 468 464 3.02      
34 A 324 322 0.72      
35 A 285 283 5.68      
36 A 235 233 5.76      
37 A 235 233 0.88      
38 A 217 215 0.42      
39 A 26 26 8.32      

Unscaled Zero Point Vibrational Energy (zpe) 28219.8 cm-1
Scaled (by 0.9924) Zero Point Vibrational Energy (zpe) 28005.4 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 BLYP/6-31G
ABC
0.15842 0.08436 0.08184

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 1.366 1.290 0.085
H2 0.856 2.225 -0.203
H3 1.397 1.242 1.186
H4 2.400 1.327 -0.298
C5 1.389 -1.268 -0.128
H6 0.903 -2.151 -0.576
H7 1.411 -1.407 0.965
C8 0.623 0.041 -0.474
H9 0.551 0.133 -1.575
N10 -1.845 0.079 -0.774
H11 -2.799 0.047 -0.420
H12 -1.697 0.182 -1.773
C13 -0.800 -0.020 0.128
O14 -1.000 -0.150 1.368
H15 2.426 -1.218 -0.501

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 N10 H11 H12 C13 O14 H15
C11.10361.10221.10332.56663.53432.83701.55682.18153.53714.37503.74972.53123.05232.7851
H21.10361.78591.78863.53444.39243.85562.21322.52063.49664.26003.62752.80963.39923.7959
H31.10221.78591.79302.83243.85472.65762.18963.09323.96234.64834.41022.74542.77783.1549
H41.10331.78861.79302.78943.79633.16932.20022.54434.44945.35474.50183.49734.06402.5526
C52.56663.53442.83242.78941.10361.10211.55592.18173.56254.39933.78582.53253.03311.1033
H63.53434.39243.85473.79631.10361.78562.21232.51763.54424.30773.69212.81673.37761.7884
H72.83703.85562.65763.16931.10211.78562.18843.09273.97934.66444.43662.74102.74961.7933
C81.55682.21322.18962.20021.55592.21232.18841.10762.48593.42172.66241.54542.46222.1998
H92.18152.52063.09322.54432.18172.51763.09271.10762.52663.54402.25672.17873.33882.5488
N103.53713.49663.96234.44943.56253.54423.97932.48592.52661.01781.01571.38372.31334.4721
H114.37504.26004.64835.35474.39934.30774.66443.42173.54401.01781.75042.07362.54325.3766
H123.74973.62754.41024.50183.78583.69214.43662.66242.25671.01571.75042.11173.23444.5362
C132.53122.80962.74543.49732.53252.81672.74101.54542.17871.38372.07362.11171.26303.4981
O143.05233.39922.77784.06403.03313.37762.74962.46223.33882.31332.54323.23441.26304.0470
H152.78513.79593.15492.55261.10331.78841.79332.19982.54884.47215.37664.53623.49814.0470

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 111.088 C1 C8 H9 108.750
C1 C8 C13 109.359 H2 C1 H3 108.121
H2 C1 H4 108.282 H2 C1 C8 111.453
H3 C1 H4 108.779 H3 C1 C8 109.685
H4 C1 C8 110.445 C5 C8 H9 108.829
C5 C8 C13 109.491 H6 C5 H7 108.104
H6 C5 C8 111.450 H6 C5 H15 108.267
H7 C5 C8 109.658 H7 C5 H15 108.809
C8 C5 H15 110.479 C8 C13 N10 116.031
C8 C13 O14 122.174 H9 C8 C13 109.298
N10 C13 O14 121.795 H11 N10 H12 118.811
H11 N10 C13 118.627 H12 N10 C13 122.562
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 -0.360      
2 H 0.118      
3 H 0.151      
4 H 0.117      
5 C -0.360      
6 H 0.118      
7 H 0.151      
8 C -0.116      
9 H 0.086      
10 N -0.658      
11 H 0.306      
12 H 0.299      
13 C 0.476      
14 O -0.444      
15 H 0.116      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -0.271 0.398 -3.672 3.703
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -32.548 -0.544 5.095
y -0.544 -38.142 0.159
z 5.095 0.159 -39.434
Traceless
 xyz
x 6.240 -0.544 5.095
y -0.544 -2.151 0.159
z 5.095 0.159 -4.089
Polar
3z2-r2-8.178
x2-y25.595
xy-0.544
xz5.095
yz0.159


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> 177.701
(<r2>)1/2 13.330