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	-246.229503
Energy at 298.15K	-246.235692
Nuclear repulsion energy	190.976196

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A'	3377	3125	1.44
2	A'	3336	3086	6.25
3	A'	3328	3079	13.05
4	A'	3217	2977	2.47
5	A'	3203	2964	1.15
6	A'	2213	2048	11.29
7	A'	1724	1595	20.24
8	A'	1647	1524	2.94
9	A'	1601	1481	4.69
10	A'	1531	1417	1.13
11	A'	1447	1339	18.45
12	A'	1362	1260	0.41
13	A'	1327	1228	1.54
14	A'	1148	1062	1.83
15	A'	1088	1006	0.29
16	A'	984	910	0.86
17	A'	911	843	2.04
18	A'	568	526	0.49
19	A'	491	454	0.12
20	A'	251	232	0.82
21	A'	141	131	1.84
22	A"	3380	3127	2.38
23	A"	3289	3043	0.48
24	A"	1645	1522	3.84
25	A"	1348	1247	0.03
26	A"	1156	1070	0.23
27	A"	1014	938	17.04
28	A"	855	791	7.27
29	A"	754	697	0.70
30	A"	449	416	3.08
31	A"	253	234	0.02
32	A"	157	145	0.12
33	A"	98	91	1.85

Atom	x (Å)	y (Å)	z (Å)
N1	-1.513	2.887	0.000
C2	-0.830	1.879	0.000
H3	1.096	0.837	0.000
C4	0.000	0.671	0.000
H5	-1.632	-0.708	0.000
C6	-0.528	-0.588	0.000
H7	-0.038	-2.502	0.891
H8	-0.038	-2.502	-0.891
C9	0.277	-1.909	0.000
H10	2.312	-2.751	0.000
H11	2.178	-1.202	-0.901
H12	2.178	-1.202	0.901
C13	1.836	-1.750	0.000

	N1	C2	H3	C4	H5	C6	H7	H8	C9	H10	H11	H12	C13
N1		1.2174	3.3175	2.6825	3.5962	3.6113	5.6571	5.6571	5.1186	6.8122	5.5808	5.5808	5.7191
C2	1.2174		2.1893	1.4651	2.7080	2.4851	4.5398	4.5398	3.9460	5.5948	4.3983	4.3983	4.5023
H3	3.3175	2.1893		1.1082	3.1345	2.1603	3.6367	3.6367	2.8648	3.7880	2.4773	2.4773	2.6903
C4	2.6825	1.4651	1.1082		2.1364	1.3655	3.2960	3.2960	2.5949	4.1298	3.0103	3.0103	3.0384
H5	3.5962	2.7080	3.1345	2.1364		1.1102	2.5600	2.5600	2.2558	4.4417	3.9458	3.9458	3.6210
C6	3.6113	2.4851	2.1603	1.3655	1.1102		2.1673	2.1673	1.5472	3.5699	2.9173	2.9173	2.6342
H7	5.6571	4.5398	3.6367	3.2960	2.5600	2.1673		1.7827	1.1162	2.5259	3.1324	2.5693	2.2074
H8	5.6571	4.5398	3.6367	3.2960	2.5600	2.1673	1.7827		1.1162	2.5259	2.5693	3.1324	2.2074
C9	5.1186	3.9460	2.8648	2.5949	2.2558	1.5472	1.1162	1.1162		2.2019	2.2187	2.2187	1.5666
H10	6.8122	5.5948	3.7880	4.1298	4.4417	3.5699	2.5259	2.5259	2.2019		1.7967	1.7967	1.1084
H11	5.5808	4.3983	2.4773	3.0103	3.9458	2.9173	3.1324	2.5693	2.2187	1.7967		1.8010	1.1082
H12	5.5808	4.3983	2.4773	3.0103	3.9458	2.9173	2.5693	3.1324	2.2187	1.7967	1.8010		1.1082
C13	5.7191	4.5023	2.6903	3.0384	3.6210	2.6342	2.2074	2.2074	1.5666	1.1084	1.1082	1.1082

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
N1	C2	C4	179.640	C2	C4	H3	115.901
C2	C4	C6	122.755	H3	C4	C6	121.344
C4	C6	H5	118.945	C4	C6	C9	125.862
H5	C6	C9	115.194	C6	C9	H7	107.836
C6	C9	H8	107.836	C6	C9	C13	115.555
H7	C9	H8	105.995	H7	C9	C13	109.589
H8	C9	C13	109.589	C9	C13	H10	109.610
C9	C13	H11	110.926	C9	C13	H12	110.926
H10	C13	H11	108.303	H10	C13	H12	108.303
H11	C13	H12	108.694

All results from a given calculation for C₅H₇N ((E)-2-Pentenenitrile)

using model chemistry: BLYP/STO-3G

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	-0.177
2	C	0.056
3	H	0.100
4	C	-0.087
5	H	0.090
6	C	-0.043
7	H	0.086
8	H	0.086
9	C	-0.129
10	H	0.079
11	H	0.077
12	H	0.077
13	C	-0.212

	x	y	z	Total
	1.625	-3.332	0.000	3.707
CHELPG
AIM
ESP

	x	y	z
x	4.556	-1.402	0.000
y	-1.402	8.382	0.000
z	0.000	0.000	2.386

<r²>	236.021
(<r²>)^1/2	15.363

All results from a given calculation for C5H7N ((E)-2-Pentenenitrile)

using model chemistry: BLYP/STO-3G

States and conformations

All results from a given calculation for C₅H₇N ((E)-2-Pentenenitrile)