return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5CH3 (toluene)

using model chemistry: MP2/cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/cc-pVDZ
 hartrees
Energy at 0K-270.691403
Energy at 298.15K-270.699324
HF Energy-269.759049
Nuclear repulsion energy267.136350
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 MP2/cc-pVDZ
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' 3242 3088 12.33      
2 A' 3220 3067 4.62      
3 A' 3204 3052 7.15      
4 A' 3166 3016 13.30      
5 A' 3077 2931 26.14      
6 A' 1663 1584 4.17      
7 A' 1527 1455 12.70      
8 A' 1484 1414 5.83      
9 A' 1406 1339 0.02      
10 A' 1248 1189 0.40      
11 A' 1195 1138 0.11      
12 A' 1051 1001 2.70      
13 A' 1049 999 6.45      
14 A' 1010 962 0.23      
15 A' 951 905 0.03      
16 A' 895 852 0.20      
17 A' 800 762 0.41      
18 A' 731 696 57.86      
19 A' 627 597 1.49      
20 A' 520 495 0.70      
21 A' 460 438 6.73      
22 A' 207 197 2.09      
23 A" 3229 3076 28.51      
24 A" 3207 3054 5.27      
25 A" 3186 3034 11.10      
26 A" 1640 1562 0.03      
27 A" 1497 1426 13.08      
28 A" 1482 1411 0.23      
29 A" 1453 1384 0.02      
30 A" 1332 1269 0.10      
31 A" 1171 1115 0.01      
32 A" 1108 1055 5.31      
33 A" 1000 953 0.04      
34 A" 947 902 0.00      
35 A" 851 811 0.01      
36 A" 622 592 0.08      
37 A" 402 383 0.00      
38 A" 338 321 0.22      
39 A" 40 38 0.22      

Unscaled Zero Point Vibrational Energy (zpe) 28118.2 cm-1
Scaled (by 0.9525) Zero Point Vibrational Energy (zpe) 26782.6 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 MP2/cc-pVDZ
ABC
0.18206 0.08297 0.05762

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.007 0.921 0.000
C2 0.007 0.198 1.210
C3 0.007 -1.207 1.214
C4 0.006 -1.915 0.000
C5 0.007 -1.207 -1.214
C6 0.007 0.198 -1.210
C7 -0.030 2.433 0.000
H8 0.011 0.743 2.162
H9 0.011 -1.749 2.166
H10 0.009 -3.010 0.000
H11 0.011 -1.749 -2.166
H12 0.011 0.743 -2.162
H13 -1.070 2.802 0.000
H14 0.470 2.843 0.893
H15 0.470 2.843 -0.893

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15
C11.40952.44952.83552.44951.40951.51262.16913.43763.93053.43762.16912.16812.16932.1693
C21.40951.40502.43502.80182.42032.54161.09652.16893.42863.89723.41573.06682.70383.4104
C32.44951.40501.40522.42772.80183.83702.16801.09542.17343.42283.89834.32504.08894.5883
C42.83552.43501.40521.40522.43504.34783.42592.17211.09502.17213.42594.83814.86304.8630
C52.44952.80182.42771.40521.40503.83703.89833.42282.17341.09542.16804.32504.58834.0889
C61.40952.42032.80182.43501.40502.54163.41573.89723.42862.16891.09653.06683.41042.7038
C71.51262.54163.83704.34783.83702.54162.74424.70945.44274.70942.74421.10431.10211.1021
H82.16911.09652.16803.42593.89833.41572.74422.49184.33084.99374.32353.17542.49633.7349
H93.43762.16891.09542.17213.42283.89724.70942.49182.50614.33164.99375.15464.78725.5362
H103.93053.42862.17341.09502.17343.42865.44274.33082.50612.50614.33085.91125.93835.9383
H113.43763.89723.42282.17211.09542.16894.70944.99374.33162.50612.49185.15465.53624.7872
H122.16913.41573.89833.42592.16801.09652.74424.32354.99374.33082.49183.17543.73492.4963
H132.16813.06684.32504.83814.32503.06681.10433.17545.15465.91125.15463.17541.78091.7809
H142.16932.70384.08894.86304.58833.41041.10212.49634.78725.93835.53623.73491.78091.7851
H152.16933.41044.58834.86304.08892.70381.10213.73495.53625.93834.78722.49631.78091.7851

picture of toluene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 120.990 C1 C2 H8 119.368
C1 C6 C5 120.990 C1 C6 H12 119.368
C1 C7 H13 110.929 C1 C7 H14 111.160
C1 C7 H15 111.160 C2 C1 C6 118.321
C2 C1 C7 120.829 C2 C3 C4 120.100
C2 C3 H9 119.805 C3 C2 H8 119.641
C3 C4 C5 119.500 C3 C4 H10 120.250
C4 C3 H9 120.095 C4 C5 C6 120.100
C4 C5 H11 120.095 C5 C4 H10 120.250
C5 C6 H12 119.641 C6 C1 C7 120.829
C6 C5 H11 119.805 H13 C7 H14 107.634
H13 C7 H15 107.634 H14 C7 H15 108.166
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability