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	-234.315570
Energy at 298.15K	-234.324938
Nuclear repulsion energy	226.567305

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A₁	3513	3341	57.25
2	A₁	3155	3000	58.31
3	A₁	3074	2923	24.17
4	A₁	2248	2138	3.69
5	A₁	1545	1470	8.01
6	A₁	1450	1379	1.87
7	A₁	1297	1233	24.79
8	A₁	916	871	1.71
9	A₁	711	676	0.66
10	A₁	379	361	0.15
11	A₂	3160	3005	0.00
12	A₂	1501	1427	0.00
13	A₂	974	927	0.00
14	A₂	224	213	0.00
15	E	3164	3009	34.18
15	E	3164	3009	34.21
16	E	3150	2995	5.32
16	E	3150	2995	5.32
17	E	3068	2918	21.66
17	E	3068	2918	21.66
18	E	1526	1451	6.76
18	E	1526	1451	6.76
19	E	1512	1437	0.51
19	E	1512	1437	0.51
20	E	1417	1348	6.83
20	E	1417	1348	6.83
21	E	1253	1192	5.40
21	E	1253	1192	5.39
22	E	1063	1011	0.03
22	E	1063	1011	0.03
23	E	954	907	0.88
23	E	954	907	0.88
24	E	630	599	50.09
24	E	630	599	50.09
25	E	559	532	2.36
25	E	559	532	2.36
26	E	355	338	0.41
26	E	355	338	0.41
27	E	282	268	0.00
27	E	282	268	0.00
28	E	178	169	0.29
28	E	178	169	0.29

Atom	x (Å)	y (Å)	z (Å)
C1	0.000	0.000	1.169
C2	0.000	0.000	-0.299
C3	0.000	1.451	-0.805
C4	1.257	-0.726	-0.805
C5	-1.257	-0.726	-0.805
C6	0.000	0.000	2.377
H7	0.000	0.000	3.443
H8	0.000	1.465	-1.901
H9	1.268	-0.732	-1.901
H10	-1.268	-0.732	-1.901
H11	-0.886	1.988	-0.453
H12	0.886	1.988	-0.453
H13	2.165	-0.227	-0.453
H14	1.279	-1.762	-0.453
H15	-1.279	-1.762	-0.453
H16	-2.165	-0.227	-0.453

	C1	C2	C3	C4	C5	C6	H7	H8	H9	H10	H11	H12	H13	H14	H15	H16
C1		1.4683	2.4502	2.4502	2.4502	1.2077	2.2745	3.4018	3.4018	3.4018	2.7149	2.7149	2.7149	2.7149	2.7149	2.7149
C2	1.4683		1.5369	1.5369	1.5369	2.6760	3.7428	2.1707	2.1707	2.1707	2.1825	2.1825	2.1825	2.1825	2.1825	2.1825
C3	2.4502	1.5369		2.5137	2.5137	3.4971	4.4897	1.0963	2.7530	2.7530	1.0946	1.0946	2.7618	3.4762	3.4762	2.7618
C4	2.4502	1.5369	2.5137		2.5137	3.4971	4.4897	2.7530	1.0963	2.7530	3.4762	2.7618	1.0946	1.0946	2.7618	3.4762
C5	2.4502	1.5369	2.5137	2.5137		3.4971	4.4897	2.7530	2.7530	1.0963	2.7618	3.4762	3.4762	2.7618	1.0946	1.0946
C6	1.2077	2.6760	3.4971	3.4971	3.4971		1.0668	4.5218	4.5218	4.5218	3.5703	3.5703	3.5703	3.5703	3.5703	3.5703
H7	2.2745	3.7428	4.4897	4.4897	4.4897	1.0668		5.5419	5.5419	5.5419	4.4635	4.4635	4.4635	4.4635	4.4635	4.4635
H8	3.4018	2.1707	1.0963	2.7530	2.7530	4.5218	5.5419		2.5370	2.5370	1.7769	1.7769	3.1058	3.7608	3.7608	3.1058
H9	3.4018	2.1707	2.7530	1.0963	2.7530	4.5218	5.5419	2.5370		2.5370	3.7608	3.1058	1.7769	1.7769	3.1058	3.7608
H10	3.4018	2.1707	2.7530	2.7530	1.0963	4.5218	5.5419	2.5370	2.5370		3.1058	3.7608	3.7608	3.1058	1.7769	1.7769
H11	2.7149	2.1825	1.0946	3.4762	2.7618	3.5703	4.4635	1.7769	3.7608	3.1058		1.7728	3.7708	4.3305	3.7708	2.5577
H12	2.7149	2.1825	1.0946	2.7618	3.4762	3.5703	4.4635	1.7769	3.1058	3.7608	1.7728		2.5577	3.7708	4.3305	3.7708
H13	2.7149	2.1825	2.7618	1.0946	3.4762	3.5703	4.4635	3.1058	1.7769	3.7608	3.7708	2.5577		1.7728	3.7708	4.3305
H14	2.7149	2.1825	3.4762	1.0946	2.7618	3.5703	4.4635	3.7608	1.7769	3.1058	4.3305	3.7708	1.7728		2.5577	3.7708
H15	2.7149	2.1825	3.4762	2.7618	1.0946	3.5703	4.4635	3.7608	3.1058	1.7769	3.7708	4.3305	3.7708	2.5577		1.7728
H16	2.7149	2.1825	2.7618	3.4762	1.0946	3.5703	4.4635	3.1058	3.7608	1.7769	2.5577	3.7708	4.3305	3.7708	1.7728

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C2	C3	109.213	C1	C2	C4	109.213
C1	C2	C5	109.213	C1	C6	H7	180.000
C2	C1	C6	180.000	C2	C3	H8	109.915
C2	C3	H11	110.950	C2	C3	H12	110.950
C2	C4	H9	109.915	C2	C4	H13	110.950
C2	C4	H14	110.950	C2	C5	H10	109.915
C2	C5	H15	110.950	C2	C5	H16	110.950
C3	C2	C4	109.728	C3	C2	C5	109.728
C4	C2	C5	109.728	H8	C3	H11	108.394
H8	C3	H12	108.394	H9	C4	H13	108.394
H9	C4	H14	108.394	H10	C5	H15	108.394
H10	C5	H16	108.394	H11	C3	H12	108.154
H13	C4	H14	108.154	H15	C5	H16	108.154

All results from a given calculation for C₆H₁₀ (1-Butyne, 3,3-dimethyl-)

using model chemistry: HSEh1PBE/6-31G*

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

Number	Element	Mulliken
1	C	0.337
2	C	-0.111
3	C	-0.494
4	C	-0.494
5	C	-0.494
6	C	-0.541
7	H	0.223
8	H	0.167
9	H	0.167
10	H	0.167
11	H	0.179
12	H	0.179
13	H	0.179
14	H	0.179
15	H	0.179
16	H	0.179

<r²>	174.234
(<r²>)^1/2	13.200

All results from a given calculation for C6H10 (1-Butyne, 3,3-dimethyl-)

using model chemistry: HSEh1PBE/6-31G*

States and conformations

All results from a given calculation for C₆H₁₀ (1-Butyne, 3,3-dimethyl-)