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All results from a given calculation for C6H5NH2 (aniline)

using model chemistry: B3LYP/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3LYP/3-21G
 hartrees
Energy at 0K-286.024072
Energy at 298.15K-286.032068
Nuclear repulsion energy270.986368
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 B3LYP/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
(Å4/u)
Dep P Dep U
1 A1 3560 3435 50.14      
2 A1 3221 3108 11.98      
3 A1 3195 3083 4.29      
4 A1 3178 3066 17.59      
5 A1 1696 1637 110.24      
6 A1 1647 1589 112.01      
7 A1 1557 1502 71.20      
8 A1 1344 1296 81.16      
9 A1 1245 1202 13.78      
10 A1 1058 1021 0.60      
11 A1 1030 994 7.63      
12 A1 841 811 6.33      
13 A1 555 535 0.04      
14 A2 991 956 0.00      
15 A2 845 816 0.00      
16 A2 433 418 0.00      
17 A2 381 368 0.00      
18 B1 1018 982 2.42      
19 B1 917 884 26.31      
20 B1 794 766 55.16      
21 B1 727 702 44.81      
22 B1 536 517 5.02      
23 B1 289 279 323.47      
24 B1 227 219 36.12      
25 B2 3677 3548 22.24      
26 B2 3199 3087 37.26      
27 B2 3178 3067 3.61      
28 B2 1608 1551 8.34      
29 B2 1523 1470 1.28      
30 B2 1420 1371 0.07      
31 B2 1332 1285 12.57      
32 B2 1230 1187 4.36      
33 B2 1150 1110 7.36      
34 B2 1035 999 0.04      
35 B2 659 636 0.31      
36 B2 386 372 3.02      

Unscaled Zero Point Vibrational Energy (zpe) 25840.0 cm-1
Scaled (by 0.9649) Zero Point Vibrational Energy (zpe) 24933.1 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 B3LYP/3-21G
ABC
0.18761 0.08621 0.05907

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/3-21G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.000 0.947
C2 0.000 1.208 0.218
C3 0.000 1.202 -1.174
C4 0.000 0.000 -1.886
C5 0.000 -1.202 -1.174
C6 0.000 -1.208 0.218
N7 0.000 0.000 2.325
H8 0.000 2.151 0.755
H9 0.000 2.147 -1.706
H10 0.000 0.000 -2.969
H11 0.000 -2.147 -1.706
H12 0.000 -2.151 0.755
H13 0.000 -0.868 2.844
H14 0.000 0.868 2.844

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 N7 H8 H9 H10 H11 H12 H13 H14
C11.41092.43772.83292.43771.41091.37832.15943.41293.91583.41292.15942.08572.0857
C21.41091.39182.42622.78332.41622.42891.08502.14093.40823.86783.40163.34692.6474
C32.43771.39181.39742.40462.78333.69972.14951.08462.16063.39163.86834.51914.0311
C42.83292.42621.39741.39742.42624.21123.40612.15481.08292.15483.40614.80844.8084
C52.43772.78332.40461.39741.39183.69973.86833.39162.16061.08462.14954.03114.5191
C61.41092.41622.78332.42621.39182.42893.40163.86783.40822.14091.08502.64743.3469
N71.37832.42893.69974.21123.69972.42892.66294.56735.29414.56732.66291.01071.0107
H82.15941.08502.14953.40613.86833.40162.66292.46104.30054.95294.30173.67052.4511
H93.41292.14091.08462.15483.39163.86784.56732.46102.49124.29464.95295.45774.7259
H103.91583.40822.16061.08292.16063.40825.29414.30052.49122.49124.30055.87685.8768
H113.41293.86783.39162.15481.08462.14094.56734.95294.29462.49122.46104.72595.4577
H122.15943.40163.86833.40612.14951.08502.66294.30174.95294.30052.46102.45113.6705
H132.08573.34694.51914.80844.03112.64741.01073.67055.45775.87684.72592.45111.7353
H142.08572.64744.03114.80844.51913.34691.01072.45114.72595.87685.45773.67051.7353

picture of aniline state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.864 C1 C2 H8 119.224
C1 C6 C5 120.864 C1 C6 H12 119.224
C1 N7 H13 120.853 C1 N7 H14 120.853
C2 C1 C6 117.794 C2 C1 N7 121.103
C2 C3 C4 120.883 C2 C3 H9 119.144
C3 C2 H8 119.912 C3 C4 C5 118.712
C3 C4 H10 120.644 C4 C3 H9 119.972
C4 C5 C6 120.883 C4 C5 H11 119.972
C5 C4 H10 120.644 C5 C6 H12 119.912
C6 C1 N7 121.103 C6 C5 H11 119.144
H13 N7 H14 118.293
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/3-21G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.335     0.534
2 C -0.198     -0.376
3 C -0.185     -0.087
4 C -0.204     -0.239
5 C -0.185     -0.087
6 C -0.198     -0.376
7 N -0.831     -0.965
8 H 0.164     0.170
9 H 0.179     0.140
10 H 0.172     0.147
11 H 0.179     0.140
12 H 0.164     0.170
13 H 0.303     0.414
14 H 0.303     0.414


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 2.176 2.176
CHELPG        
AIM        
ESP 0.000 0.000 2.176 2.176


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.805 0.000 0.000
y 0.000 -36.164 0.000
z 0.000 0.000 -31.323
Traceless
 xyz
x -13.061 0.000 0.000
y 0.000 2.900 0.000
z 0.000 0.000 10.161
Polar
3z2-r220.323
x2-y2-10.640
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 2.429 0.000 0.000
y 0.000 10.668 0.000
z 0.000 0.000 13.011


<r2> (average value of r2) Å2
<r2> 192.247
(<r2>)1/2 13.865