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All results from a given calculation for C4H9NO (Butanamide)

using model chemistry: BLYP/6-311G**

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/6-311G**
 hartrees
Energy at 0K-287.806592
Energy at 298.15K-287.816771
Nuclear repulsion energy236.338904
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/6-311G**
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 3610 3595 18.67      
2 A 3477 3464 14.45      
3 A 3015 3003 57.91      
4 A 3010 2998 48.27      
5 A 2989 2977 8.25      
6 A 2965 2954 25.34      
7 A 2953 2941 37.19      
8 A 2945 2934 25.37      
9 A 2930 2919 12.85      
10 A 1701 1694 259.33      
11 A 1572 1566 88.10      
12 A 1476 1471 6.58      
13 A 1467 1462 7.02      
14 A 1461 1456 2.06      
15 A 1431 1425 6.19      
16 A 1380 1375 0.82      
17 A 1351 1346 39.46      
18 A 1319 1314 26.48      
19 A 1282 1277 42.19      
20 A 1234 1229 52.39      
21 A 1216 1211 19.70      
22 A 1100 1096 1.21      
23 A 1082 1078 2.74      
24 A 1034 1030 2.09      
25 A 1009 1005 3.65      
26 A 893 889 2.39      
27 A 865 862 1.00      
28 A 810 806 5.03      
29 A 735 732 3.97      
30 A 656 654 5.01      
31 A 596 594 12.94      
32 A 506 504 6.51      
33 A 412 410 1.84      
34 A 331 330 1.92      
35 A 241 240 0.62      
36 A 192 191 169.59      
37 A 183 183 18.66      
38 A 91 90 1.86      
39 A 44 44 3.69      

Unscaled Zero Point Vibrational Energy (zpe) 27781.1 cm-1
Scaled (by 0.9961) Zero Point Vibrational Energy (zpe) 27672.8 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/6-311G**
ABC
0.28254 0.05964 0.05160

See section I.F.4 to change rotational constant units
Geometric Data calculated at BLYP/6-311G**

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -2.761 -0.186 0.047
H2 -2.905 -0.250 1.137
H3 -3.547 0.470 -0.354
H4 -2.925 -1.193 -0.369
C5 -1.360 0.353 -0.301
H6 -1.257 0.448 -1.394
H7 -1.223 1.364 0.108
C8 -0.219 -0.537 0.236
H9 -0.246 -1.532 -0.237
H10 -0.360 -0.702 1.319
N11 2.203 -0.778 -0.160
H12 3.150 -0.411 -0.187
H13 2.071 -1.782 -0.134
C14 1.170 0.110 0.061
O15 1.354 1.324 0.121

Atom - Atom Distances (Å)
  C1 H2 H3 H4 C5 H6 H7 C8 H9 H10 N11 H12 H13 C14 O15
C11.10121.09971.10141.54142.17732.18482.57342.86682.76595.00375.92005.09173.94224.3843
H21.10121.77591.77692.19533.09982.54862.84803.25652.59175.29696.20055.35944.23034.6534
H31.09971.77591.77552.19122.51502.53263.52703.86263.78585.88726.75686.05634.74884.9977
H41.10141.77691.77552.20092.55423.10822.84932.70343.10975.14906.12765.03554.31834.9883
C51.54142.19532.19122.20091.10201.09891.54342.19072.17643.74064.57534.04392.56682.9130
H62.17733.09982.51502.55421.10201.75902.16922.50653.08033.87284.64934.19932.84953.1430
H72.18482.54862.53263.10821.09891.75902.15403.07632.54594.04934.72864.56132.70202.5776
C82.57342.84803.52702.84931.54342.16922.15401.10251.10462.46593.39772.63221.54212.4396
H92.86683.25653.86262.70342.19072.50653.07631.10251.76802.56413.57682.33232.18893.2936
H102.76592.59173.78583.10972.17643.08032.54591.10461.76802.96033.83073.03102.14102.9120
N115.00375.29695.88725.14903.74063.87284.04932.46592.56412.96031.01581.01361.38002.2839
H125.92006.20056.75686.12764.57534.64934.72863.39773.57683.83071.01581.74612.06242.5157
H135.09175.35946.05635.03554.04394.19934.56132.63222.33233.03101.01361.74612.10473.1979
C143.94224.23034.74884.31832.56682.84952.70201.54212.18892.14101.38002.06242.10471.2293
O154.38434.65344.99774.98832.91303.14302.57762.43963.29362.91202.28392.51573.19791.2293

picture of Butanamide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C5 H6 109.796 C1 C5 H7 110.560
C1 C5 C8 113.065 H2 C1 H3 107.586
H2 C1 H4 107.556 H2 C1 C5 111.260
H3 C1 H4 107.535 H3 C1 C5 111.016
H4 C1 C5 111.688 C5 C8 H9 110.672
C5 C8 H10 109.433 C5 C8 C14 112.581
H6 C5 H7 106.108 H6 C5 C8 109.028
H7 C5 C8 108.028 C8 C14 N11 114.995
C8 C14 O15 122.951 H9 C8 H10 106.455
H9 C8 C14 110.622 H10 C8 C14 106.812
N11 C14 O15 122.052 H12 N11 H13 118.722
H12 N11 C14 118.031 H13 N11 C14 122.378
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at BLYP/6-311G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.285      
2 H 0.098      
3 H 0.105      
4 H 0.094      
5 C -0.212      
6 H 0.106      
7 H 0.126      
8 C -0.246      
9 H 0.099      
10 H 0.127      
11 N -0.414      
12 H 0.216      
13 H 0.212      
14 C 0.302      
15 O -0.329      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.379 -3.423 -0.055 3.444
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -33.501 -6.192 -0.350
y -6.192 -39.480 -0.208
z -0.350 -0.208 -38.480
Traceless
 xyz
x 5.479 -6.192 -0.350
y -6.192 -3.490 -0.208
z -0.350 -0.208 -1.990
Polar
3z2-r2-3.980
x2-y25.979
xy-6.192
xz-0.350
yz-0.208


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 10.657 -0.453 -0.233
y -0.453 8.776 0.055
z -0.233 0.055 6.593


<r2> (average value of r2) Å2
<r2> 221.778
(<r2>)1/2 14.892