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	-319.616802
Energy at 298.15K	-319.626182
HF Energy	-319.616802
Nuclear repulsion energy	230.376233

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A	3761	3591	105.47
2	A	3716	3548	70.68
3	A	3605	3442	10.17
4	A	3349	3198	866.14
5	A	3100	2960	319.84
6	A	3088	2948	643.03
7	A	3009	2873	237.71
8	A	1806	1724	701.14
9	A	1753	1674	122.72
10	A	1680	1604	2.68
11	A	1655	1580	3.23
12	A	1445	1380	29.81
13	A	1429	1364	18.77
14	A	1378	1316	15.19
15	A	1370	1308	130.42
16	A	1165	1112	68.45
17	A	1130	1079	1.05
18	A	1114	1064	6.79
19	A	1074	1026	20.38
20	A	1057	1009	0.06
21	A	927	886	68.54
22	A	822	785	6.88
23	A	752	718	158.57
24	A	653	623	9.92
25	A	591	564	8.55
26	A	523	499	102.45
27	A	370	354	73.89
28	A	237	226	90.27
29	A	184	176	1.06
30	A	163	156	7.70
31	A	162	155	0.78
32	A	111	106	109.59
33	A	59	57	9.69

Atom	x (Å)	y (Å)	z (Å)
H1	-0.448	1.206	-0.004
N2	-1.483	1.095	-0.000
N3	1.398	1.181	-0.002
C4	-2.042	-0.119	0.002
O5	-1.429	-1.185	-0.002
C6	2.045	0.065	0.001
N7	1.442	-1.134	0.000
H8	0.418	-1.208	-0.002
H9	-2.074	1.910	0.004
H10	-3.148	-0.108	0.007
H11	2.035	1.970	-0.000
H12	3.140	0.015	0.005
H13	1.994	-1.973	0.002

	H1	N2	N3	C4	O5	C6	N7	H8	H9	H10	H11	H12	H13
H1		1.0408	1.8458	2.0729	2.5845	2.7409	3.0079	2.5641	1.7720	3.0027	2.5978	3.7806	4.0080
N2	1.0408		2.8818	1.3366	2.2811	3.6745	3.6774	2.9858	1.0066	2.0544	3.6249	4.7475	4.6365
N3	1.8458	2.8818		3.6775	3.6862	1.2894	2.3156	2.5819	3.5476	4.7248	1.0140	2.0967	3.2094
C4	2.0729	1.3366	3.6775		1.2308	4.0911	3.6293	2.6905	2.0285	1.1052	4.5812	5.1843	4.4417
O5	2.5845	2.2811	3.6862	1.2308		3.6915	2.8708	1.8465	3.1616	2.0286	4.6852	4.7237	3.5116
C6	2.7409	3.6745	1.2894	4.0911	3.6915		1.3426	2.0658	4.5127	5.1951	1.9042	1.0968	2.0388
N7	3.0079	3.6774	2.3156	3.6293	2.8708	1.3426		1.0267	4.6505	4.7027	3.1601	2.0504	1.0037
H8	2.5641	2.9858	2.5819	2.6905	1.8465	2.0658	1.0267		3.9909	3.7310	3.5653	2.9842	1.7518
H9	1.7720	1.0066	3.5476	2.0285	3.1616	4.5127	4.6505	3.9909		2.2858	4.1097	5.5480	5.6231
H10	3.0027	2.0544	4.7248	1.1052	2.0286	5.1951	4.7027	3.7310	2.2858		5.5838	6.2890	5.4689
H11	2.5978	3.6249	1.0140	4.5812	4.6852	1.9042	3.1601	3.5653	4.1097	5.5838		2.2457	3.9426
H12	3.7806	4.7475	2.0967	5.1843	4.7237	1.0968	2.0504	2.9842	5.5480	6.2890	2.2457		2.2943
H13	4.0080	4.6365	3.2094	4.4417	3.5116	2.0388	1.0037	1.7518	5.6231	5.4689	3.9426	2.2943

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
H1	N2	C4	120.868	H1	N2	H9	119.875
H1	N3	C6	120.878	H1	N3	H11	128.166
N2	H1	N3	173.112	N2	C4	O5	125.321
N2	C4	H10	114.232	N3	C6	N7	123.223
N3	C6	H12	122.762	C4	N2	H9	119.257
C4	O5	H8	120.613	O5	C4	H10	120.448
O5	H8	N7	175.202	C6	N3	H11	110.956
C6	N7	H8	120.776	C6	N7	H13	119.973
N7	C6	H12	114.016	H8	N7	H13	119.251

All results from a given calculation for HCONH₂CN₂H₄ (formamide aminomethanimine dimer)

using model chemistry: HSEh1PBE/6-31+G**

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	H	0.421
2	N	-0.551
3	N	-0.697
4	C	0.281
5	O	-0.566
6	C	0.129
7	N	-0.595
8	H	0.407
9	H	0.313
10	H	0.119
11	H	0.286
12	H	0.135
13	H	0.318

	x	y	z	Total
	1.368	1.664	0.018	2.154
CHELPG
AIM
ESP

	x	y	z
x	9.167	-0.507	-0.002
y	-0.507	10.113	-0.001
z	-0.002	-0.001	5.255

<r²>	215.799
(<r²>)^1/2	14.690

All results from a given calculation for HCONH2CN2H4 (formamide aminomethanimine dimer)

using model chemistry: HSEh1PBE/6-31+G**

States and conformations

All results from a given calculation for HCONH₂CN₂H₄ (formamide aminomethanimine dimer)