CCCBDB calculation results Page

Home
- All data for one species
- Geometry
  - Experimental
  - Calculated
  - Comparisons
  - Bad Calculations
    - Bad moment of inertia
  - Tutorials and Explanations
    - Angle formulas
- Vibrations
  - Experimental
    - Vibrational frequencies
  - Calculated
    - Frequencies
  - Scale factors
- Reactions
- Entropies
- Ions
  - List Ions
  - Energy
    - Calculated Ionization Energy
    - Compare Ionzation energy
  - Electron Affinity
    - Calculated Electron affinity
    - Compare Electron affinity
  - Proton Affinity
    - Calculated Proton affinity
    - Compare Proton affinity
  - Ionization changes point group
Experimental
Calculated
- Energy
  - Optimized
  - Reaction
    - Reaction Energy 0K
    - Reaction Energy 298K
  - Internal Rotation
  - Orbital
  - Nuclear repulsion energy
  - Correlation
    - Full vs Frozen core energies
    - Partial correlation energies
  - Ion
  - Excited State
  - Basis Set Extrapolation
    - BSE energy
    - BSE Bond lengths
- Geometry
  - Calculated geometry
    - AIM bond orders
    - One type of bond
  - Rotation
  - Point group
  - State symmetry
  - <r2>
    - Sorted by r2
  - Z-matrix
  - Bad Calculations
- Vibrations
  - Frequencies
    - Animated vibrations
    - Anharmonic
  - Zero point energy (ZPE)
  - Scale Factors
  - Bad Calculations
- Electrostatics
  - Charges
  - Dipole
  - Quadrupole
  - Polarizability
  - Spin
    - Spin density
- Entropy and Heat Capacity
- Reaction
  - Reaction Energy 0K
  - Reaction Energy 298K
  - Isodesmic reactions
  - Transition State
- Lookup by property
  - By frequency
Comparisons
- Geometry
- Vibrations
- Energy
  - Reaction
  - Single point vs optimized
  - DFT grid size on energy
  - Semiempirical enthalpy
  - Internal rotation
  - Similar molecules
- Entropy
- Electrostatics
- Ion
Resources
- Info on Results
  - Calculations Done
  - Basis functions used
  - I/O files
- Glossary
- Conversion Forms
- Links
  - NIST Links
  - External links
- Thermochemistry
- Tutorials
  - Vibrations
    - Why scale vibrations
    - Zero-point energies
  - Entropy
    - Methyl rotor entropy
    - Entropy and conformations
  - Energy
  - Electrostatics
    - Dipole parts by point group
    - Quadrupoles
  - Geometry
    - Angle formulas
  - Cost
    - Cost Comparison
    - Timings Comparison
- Bad Calculations
  - Geometry
  - Vibrations
  - Low excited states
  - Oddities
    - NaCN Is not linear
FAQ Help
- Units
  - Choose Units
  - Explanations
- Credits
- Just show me
  - Show me a calculated geometry
- Summary
- Using
- List
  - Recent molecules
    - Choose a few
  - Molecules
  - Geometry
  - Vibrations
    - Big anharmonicity
  - Energy
    - Enthalpy at 0 Kelvin
  - Similar molecules
  - Ions, Dipoles, etc.
- Index of CCCBDB
- Feedback
  - Error form
  - Wants

	hartrees
Energy at 0K	-270.839935
Energy at 298.15K	-270.847907
HF Energy	-269.767001
Nuclear repulsion energy	269.265030

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3254	3073	8.50
2	A'	3233	3054	2.52
3	A'	3218	3039	5.17
4	A'	3181	3004	9.57
5	A'	3098	2926	17.47
6	A'	1652	1560	4.21
7	A'	1530	1445	14.23
8	A'	1516	1432	5.70
9	A'	1427	1348	0.29
10	A'	1248	1179	0.38
11	A'	1211	1143	0.09
12	A'	1063	1004	7.65
13	A'	1055	997	1.98
14	A'	1012	956	0.19
15	A'	966	913	0.04
16	A'	906	856	0.25
17	A'	799	755	0.50
18	A'	747	705	50.53
19	A'	681	643	3.50
20	A'	519	490	0.70
21	A'	467	441	5.20
22	A'	209	198	1.70
23	A"	3241	3061	18.94
24	A"	3219	3041	3.96
25	A"	3201	3023	7.60
26	A"	1632	1541	0.04
27	A"	1523	1439	11.56
28	A"	1477	1395	1.93
29	A"	1456	1375	0.36
30	A"	1341	1266	0.11
31	A"	1186	1121	0.02
32	A"	1117	1055	4.61
33	A"	1010	954	0.00
34	A"	942	890	0.00
35	A"	866	818	0.01
36	A"	622	587	0.07
37	A"	407	385	0.00
38	A"	337	318	0.20
39	A"	39	37	0.20

Atom	x (Å)	y (Å)	z (Å)
C1	0.006	0.912	0.000
C2	0.007	0.196	1.201
C3	0.007	-1.198	1.204
C4	0.007	-1.900	0.000
C5	0.007	-1.198	-1.204
C6	0.007	0.196	-1.201
C7	-0.029	2.417	0.000
H8	0.011	0.736	2.142
H9	0.012	-1.734	2.147
H10	0.010	-2.984	0.000
H11	0.012	-1.734	-2.147
H12	0.011	0.736	-2.142
H13	-1.058	2.785	0.000
H14	0.465	2.823	0.884
H15	0.465	2.823	-0.884

	C1	C2	C3	C4	C5	C6	C7	H8	H9	H10	H11	H12	H13	H14	H15
C1		1.3979	2.4294	2.8117	2.4294	1.3979	1.5059	2.1492	3.4073	3.8955	3.4073	2.1492	2.1544	2.1556	2.1556
C2	1.3979		1.3938	2.4153	2.7797	2.4012	2.5255	1.0855	2.1495	3.3986	3.8638	3.3860	3.0467	2.6859	3.3852
C3	2.4294	1.3938		1.3940	2.4087	2.7797	3.8108	2.1494	1.0842	2.1539	3.3936	3.8651	4.2956	4.0600	4.5543
C4	2.8117	2.4153	1.3940		1.3940	2.4153	4.3174	3.3966	2.1530	1.0837	2.1530	3.3966	4.8048	4.8271	4.8271
C5	2.4294	2.7797	2.4087	1.3940		1.3938	3.8108	3.8651	3.3936	2.1539	1.0842	2.1494	4.2956	4.5543	4.0600
C6	1.3979	2.4012	2.7797	2.4153	1.3938		2.5255	3.3860	3.8638	3.3986	2.1495	1.0855	3.0467	3.3852	2.6859
C7	1.5059	2.5255	3.8108	4.3174	3.8108	2.5255		2.7233	4.6739	5.4011	4.6739	2.7233	1.0932	1.0911	1.0911
H8	2.1492	1.0855	2.1494	3.3966	3.8651	3.3860	2.7233		2.4705	4.2924	4.9493	4.2840	3.1513	2.4789	3.7040
H9	3.4073	2.1495	1.0842	2.1530	3.3936	3.8638	4.6739	2.4705		2.4837	4.2931	4.9493	5.1167	4.7510	5.4920
H10	3.8955	3.3986	2.1539	1.0837	2.1539	3.3986	5.4011	4.2924	2.4837		2.4837	4.2924	5.8671	5.8915	5.8915
H11	3.4073	3.8638	3.3936	2.1530	1.0842	2.1495	4.6739	4.9493	4.2931	2.4837		2.4705	5.1167	5.4920	4.7510
H12	2.1492	3.3860	3.8651	3.3966	2.1494	1.0855	2.7233	4.2840	4.9493	4.2924	2.4705		3.1513	3.7040	2.4789
H13	2.1544	3.0467	4.2956	4.8048	4.2956	3.0467	1.0932	3.1513	5.1167	5.8671	5.1167	3.1513		1.7618	1.7618
H14	2.1556	2.6859	4.0600	4.8271	4.5543	3.3852	1.0911	2.4789	4.7510	5.8915	5.4920	3.7040	1.7618		1.7680
H15	2.1556	3.3852	4.5543	4.8271	4.0600	2.6859	1.0911	3.7040	5.4920	5.8915	4.7510	2.4789	1.7618	1.7680

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	C3	120.966	C1	C2	H8	119.333
C1	C6	C5	120.966	C1	C6	H12	119.333
C1	C7	H13	110.981	C1	C7	H14	111.205
C1	C7	H15	111.205	C2	C1	C6	118.377
C2	C1	C7	120.804	C2	C3	C4	120.081
C2	C3	H9	119.805	C3	C2	H8	119.701
C3	C4	C5	119.530	C3	C4	H10	120.235
C4	C3	H9	120.113	C4	C5	C6	120.081
C4	C5	H11	120.113	C5	C4	H10	120.235
C5	C6	H12	119.701	C6	C1	C7	120.804
C6	C5	H11	119.805	H13	C7	H14	107.525
H13	C7	H15	107.525	H14	C7	H15	108.234

All results from a given calculation for C₆H₅CH₃ (toluene)

using model chemistry: MP2/6-31G(2df,p)

States and conformations

	Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
	Home All data for one species Geometry Experimental Experimental Geometries Same bond/angle many molecules Internal Coordinates by type Bond angles Calculated Calculated geometry Rotational constant Moments of inertia Products of moments of inertia BSE Bond lengths Show me a calculated geometry Comparisons Bonds, angles Rotational Constants Products of moments of inertia Point group Bad Calculations Bad moment of inertia Tutorials and Explanations Angle formulas Vibrations Experimental Vibrational frequencies Calculated Frequencies Scale factors Reactions Entropies Ions List Ions Energy Calculated Ionization Energy Compare Ionzation energy Electron Affinity Calculated Electron affinity Compare Electron affinity Proton Affinity Calculated Proton affinity Compare Proton affinity Ionization changes point group Experimental One molecule all properties One property a few molecules Enthalpy of formation Entropy Integrated Heat Capacity Heat Capacity Rotational Constants Vibrational Frequencies Dipole moment Ionization Energy Polarizability Quadrupole Point Groups Geometry Experimental Geometries Internal Coordinates by type Bond angles Rotational Constants Point Groups Diatomic bond lengths Vibrations Vibrational frequencies Diatomic Triatomics Energy Atomization Energy Internal Rotation Electrostatics Dipole Quadrupole Polarizability Reference Data Reference states Spin Splittings Molecules with good enthalpy Enthalpy at 0 Kelvin Calculated Energy Optimized Energy Energy 298K Minimum conformation Hydrogen bonds H bond with counterpoise Reaction Reaction Energy 0K Reaction Energy 298K Internal Rotation Barriers to internal rotation Rotational barrier and dipole Rotational Barrier 2 molecules Orbital HOMO LUMO gap HOMO Orbital Energies Nuclear repulsion energy Correlation Full vs Frozen core energies Partial correlation energies Ion Calculated Ionization Energy Vertical ionization Energy Calculated Electron affinity Calculated Proton affinity Atom charge differences Excited State Singlet triplet gap Electronic state Transition state Basis Set Extrapolation BSE energy BSE Bond lengths Geometry Calculated geometry AIM bond orders One type of bond Rotation Rotational constant Products of moments of inertia Moments of inertia Inertial defects Second moments Point group State symmetry <r2> Sorted by r2 Z-matrix Bad Calculations Bad moment of inertia Bad Calculated Bond Lengths Bad point group Worst molecules Vibrations Frequencies Animated vibrations Anharmonic Zero point energy (ZPE) Scale Factors Scale factors Scale factor uncertainty Calculate a scale factor Why scale vibrations Set scaling factors Bad Calculations Bad Vib. HF vs MP2 Bad vib. Calc. vs exp. Big anharmonicity Electrostatics Charges Mulliken CHELP Aim ESP Dipole Dipole Dipole angle Dipole calculation types Quadrupole Polarizability Spin Spin density Entropy and Heat Capacity Entropy Reaction entropy Heat Capacity Reaction Reaction Energy 0K Reaction Energy 298K Isodesmic reactions Transition State Transition state Transition state frequencies Transition state geometries IRC Lookup by property By frequency Comparisons Geometry Bonds, angles Bond, angle, or dihedral DFT grid size on point group DFT grid on bond length Core correlation - bond length Same bond/angle many molecules Isoelectronic diatomics Isoelectronic triatomic angles Average bond lengths Rotation Rotational Constants Products of moments of inertia Point group Vibrations Vibrations 2 calculations Frequency differences One frequency Zero point energy Intensity Intensity for one mode Vibrational intensities Reduced mass comparison Anharmonic Triatomic Scale factors Energy Reaction Reaction Energy 0K Reaction Energy 298K Atomization 0K Atomization 298K Single point vs optimized DFT grid size on energy Semiempirical enthalpy Internal rotation Similar molecules Conformation Sets of isomers Sets of tautomers Isomers Entropy Entropy Heat capacity Entropy of several molecules Integrated heat capacity Reaction entropy Electrostatics Dipole Polarizability Several molecules Quadrupole Ion Compare Ionzation energy Koopman ionization energy Koopman IE for a few molecules Compare Electron affinity Compare Proton affinity Protonation Site Resources Info on Results Calculations Done Method and basis set List molecules One molecule Multiple conformers, states Multiple conformers, states Basis functions used I/O files Input/output files MOL file Z-matrix wfn files Glossary Conversion Forms B to I, I to B Angle formulas Integrated heat Capacity Calculating Enthalpy Links NIST Links NIST webbook bibliographic data CCCBDB Experimental data External links Basis Set Exchange Computational Chemistry List Thermochemistry in Gaussian Minnesota Database Collection Benchmark Energy and Geometry Point Groups Thermochemistry Thermochemistry Molecules with good enthalpy A → B + C Reference states Tutorials Vibrations Why scale vibrations Zero-point energies Entropy Methyl rotor entropy Entropy and conformations Energy Getting enthalpy of formation Vertical vs adiabatic IE Thermo from calculations Electrostatics Dipole parts by point group Quadrupoles Geometry Angle formulas Cost Cost Comparison Timings Comparison Bad Calculations Geometry Bad moment of inertia Bad Calculated Bond Lengths Bad point group Worst molecules Vibrations Bad vib. Calc. vs exp. Bad Vib. HF vs MP2 Bad scale factors Low excited states Oddities NaCN Is not linear FAQ Help Units Choose Units Energy Bond length Rotational Constant Moment of Inertia Dipole and Quadrupole Polarizability Explanations Hartree cm-1 Debye Credits Just show me Show me a calculated geometry Summary Using older interface Limit Basis sets Method options List Recent molecules Choose a few Molecules Number of atoms By heavy atoms Diatomics InChI Deuterated Dimers Geometry Point group Point group count Bonds types Isodesmic reactions Bad point group Multiple conformers, states Vibrations Big anharmonicity Energy Enthalpy at 0 Kelvin Similar molecules Similar Isomers Cis/trans Tautomers Multiple conformers, states Ions, Dipoles, etc. List Ions Ionization changes point group Dipole Quadrupole Polarizability Proton Affinities Index of CCCBDB Feedback Error form Wants
You are here: Calculated > Energy > Optimized > Energy

All results from a given calculation for C6H5CH3 (toluene)

using model chemistry: MP2/6-31G(2df,p)

States and conformations

All results from a given calculation for C₆H₅CH₃ (toluene)