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	-249.410633
Energy at 298.15K	-249.418543
Nuclear repulsion energy	210.978074

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3172	3040	30.86
2	A'	3151	3019	8.09
3	A'	3103	2974	3.29
4	A'	3100	2971	1.88
5	A'	3092	2963	26.09
6	A'	2381	2282	16.79
7	A'	1493	1431	0.91
8	A'	1461	1400	4.14
9	A'	1356	1299	1.66
10	A'	1277	1224	0.52
11	A'	1236	1184	0.15
12	A'	1123	1076	1.72
13	A'	1100	1054	0.19
14	A'	982	941	0.56
15	A'	906	869	1.40
16	A'	757	725	1.96
17	A'	590	566	1.31
18	A'	535	513	0.65
19	A'	264	253	1.43
20	A'	124	119	2.58
21	A"	3165	3033	11.59
22	A"	3099	2970	39.65
23	A"	1455	1394	2.95
24	A"	1279	1225	1.47
25	A"	1252	1200	0.38
26	A"	1238	1187	0.22
27	A"	1207	1157	0.17
28	A"	1051	1007	0.00
29	A"	968	928	0.02
30	A"	956	916	2.28
31	A"	786	754	0.84
32	A"	547	524	0.02
33	A"	182	174	4.13

Atom	x (Å)	y (Å)	z (Å)
N1	1.617	2.117	0.000
C2	0.733	1.365	0.000
C3	-0.350	0.396	0.000
C4	-0.856	-1.699	0.000
C5	-0.350	-0.720	1.080
C6	-0.350	-0.720	-1.080
H7	-1.306	0.938	0.000
H8	-1.953	-1.771	0.000
H9	-0.439	-2.714	0.000
H10	0.675	-0.954	1.397
H11	-0.969	-0.550	1.969
H12	0.675	-0.954	-1.397
H13	-0.969	-0.550	-1.969

	N1	C2	C3	C4	C5	C6	H7	H8	H9	H10	H11	H12	H13
N1		1.1605	2.6137	4.5474	3.6171	3.6171	3.1522	5.2785	5.2503	3.5034	4.2046	3.5034	4.2046
C2	1.1605		1.4534	3.4516	2.5857	2.5857	2.0838	4.1292	4.2439	2.7083	3.2315	2.7083	3.2315
C3	2.6137	1.4534		2.1549	1.5526	1.5526	1.0998	2.6953	3.1107	2.1965	2.2707	2.1965	2.2707
C4	4.5474	3.4516	2.1549		1.5430	1.5430	2.6751	1.0993	1.0972	2.2027	2.2830	2.2027	2.2830
C5	3.6171	2.5857	1.5526	1.5430		2.1598	2.1978	2.2003	2.2692	1.0981	1.0973	2.6910	3.1162
C6	3.6171	2.5857	1.5526	1.5430	2.1598		2.1978	2.2003	2.2692	2.6910	3.1162	1.0981	1.0973
H7	3.1522	2.0838	1.0998	2.6751	2.1978	2.1978		2.7850	3.7533	3.0756	2.4911	3.0756	2.4911
H8	5.2785	4.1292	2.6953	1.0993	2.2003	2.2003	2.7850		1.7835	3.0865	2.5176	3.0865	2.5176
H9	5.2503	4.2439	3.1107	1.0972	2.2692	2.2692	3.7533	1.7835		2.5080	2.9737	2.5080	2.9737
H10	3.5034	2.7083	2.1965	2.2027	1.0981	2.6910	3.0756	3.0865	2.5080		1.7873	2.7946	3.7686
H11	4.2046	3.2315	2.2707	2.2830	1.0973	3.1162	2.4911	2.5176	2.9737	1.7873		3.7686	3.9388
H12	3.5034	2.7083	2.1965	2.2027	2.6910	1.0981	3.0756	3.0865	2.5080	2.7946	3.7686		1.7873
H13	4.2046	3.2315	2.2707	2.2830	3.1162	1.0973	2.4911	2.5176	2.9737	3.7686	3.9388	1.7873

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
N1	C2	C3	178.573	C2	C3	C5	118.637
C2	C3	C6	118.637	C2	C3	H7	108.617
C3	C5	C4	88.229	C3	C5	H10	110.752
C3	C5	H11	116.892	C3	C6	C4	88.229
C3	C6	H12	110.752	C3	C6	H13	116.892
C4	C5	H10	111.917	C4	C5	H11	118.720
C4	C6	H12	111.917	C4	C6	H13	118.720
C5	C3	C6	88.136	C5	C3	H7	110.751
C5	C4	C6	88.828	C5	C4	H8	111.659
C5	C4	H9	117.520	C6	C3	H7	110.751
C6	C4	H8	111.659	C6	C4	H9	117.520
H8	C4	H9	108.581	H10	C5	H11	109.003
H12	C6	H13	109.003

All results from a given calculation for C₅H₇N (Cyclobutanecarbonitrile)

using model chemistry: mPW1PW91/cc-pVDZ

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	N	-0.147
2	C	-0.005
3	C	-0.145
4	C	-0.081
5	C	0.005
6	C	0.005
7	H	0.066
8	H	0.048
9	H	0.043
10	H	0.056
11	H	0.050
12	H	0.056
13	H	0.050

	x	y	z	Total
	-2.828	-2.947	0.000	4.085
CHELPG
AIM
ESP

	x	y	z
x	8.043	1.733	0.000
y	1.733	8.849	0.000
z	0.000	0.000	7.168

<r²>	0.000
(<r²>)^1/2	0.000

All results from a given calculation for C5H7N (Cyclobutanecarbonitrile)

using model chemistry: mPW1PW91/cc-pVDZ

States and conformations

All results from a given calculation for C₅H₇N (Cyclobutanecarbonitrile)