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	-287.290783
Energy at 298.15K	-287.300911
HF Energy	-286.165758
Nuclear repulsion energy	248.788690

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A	3786	3603	49.76
2	A	3632	3456	52.50
3	A	3177	3023	18.63
4	A	3174	3020	2.80
5	A	3164	3010	29.41
6	A	3163	3009	11.92
7	A	3083	2934	24.73
8	A	3076	2927	14.87
9	A	3076	2926	26.29
10	A	1772	1687	262.97
11	A	1616	1538	113.20
12	A	1528	1454	16.28
13	A	1515	1441	10.44
14	A	1504	1431	1.59
15	A	1499	1426	1.25
16	A	1431	1361	73.38
17	A	1414	1345	4.83
18	A	1398	1330	4.72
19	A	1336	1271	0.78
20	A	1287	1224	92.32
21	A	1206	1147	4.10
22	A	1143	1087	0.42
23	A	1136	1081	4.50
24	A	1059	1007	6.55
25	A	988	940	0.29
26	A	942	896	1.98
27	A	935	890	1.33
28	A	775	737	1.70
29	A	771	734	2.84
30	A	616	586	5.60
31	A	600	571	10.67
32	A	476	453	2.96
33	A	324	308	0.80
34	A	291	277	3.87
35	A	250	238	5.31
36	A	242	230	0.05
37	A	212	202	0.32
38	A	89	85	183.23
39	A	18	18	5.85

Atom	x (Å)	y (Å)	z (Å)
C1	-1.345	-1.258	-0.025
H2	-0.835	-2.160	-0.360
H3	-1.396	-1.278	1.062
H4	-2.358	-1.267	-0.424
C5	-1.346	1.257	-0.023
H6	-0.837	2.160	-0.357
H7	-1.397	1.275	1.064
C8	-0.608	0.000	-0.476
H9	-0.527	0.001	-1.565
N10	1.815	0.001	-0.751
H11	2.754	0.000	-0.393
H12	1.667	0.002	-1.741
C13	0.781	0.001	0.133
O14	0.961	-0.001	1.342
H15	-2.359	1.266	-0.423

	C1	H2	H3	H4	C5	H6	H7	C8	H9	N10	H11	H12	C13	O14	H15
C1		1.0892	1.0882	1.0890	2.5145	3.4713	2.7574	1.5258	2.1507	3.4780	4.3032	3.6876	2.4756	2.9604	2.7486
H2	1.0892		1.7647	1.7666	3.4713	4.3204	3.7608	2.1754	2.4937	3.4419	4.1893	3.5832	2.7431	3.2838	3.7502
H3	1.0882	1.7647		1.7705	2.7574	3.7608	2.5529	2.1490	3.0481	3.9027	4.5792	4.3438	2.6898	2.6946	3.0985
H4	1.0890	1.7666	1.7705		2.7486	3.7502	3.0985	2.1609	2.5027	4.3738	5.2668	4.4204	3.4311	3.9670	2.5329
C5	2.5145	3.4713	2.7574	2.7486		1.0892	1.0882	1.5258	2.1507	3.4786	4.3041	3.6879	2.4755	2.9613	1.0890
H6	3.4713	4.3204	3.7608	3.7502	1.0892		1.7647	2.1754	2.4937	3.4430	4.1908	3.5838	2.7430	3.2851	1.7666
H7	2.7574	3.7608	2.5529	3.0985	1.0882	1.7647		2.1490	3.0481	3.9033	4.5800	4.3441	2.6898	2.6956	1.7705
C8	1.5258	2.1754	2.1490	2.1609	1.5258	2.1754	2.1490		1.0920	2.4392	3.3635	2.6029	1.5175	2.4020	2.1609
H9	2.1507	2.4937	3.0481	2.5027	2.1507	2.4937	3.0481	1.0920		2.4793	3.4838	2.2003	2.1437	3.2659	2.5026
N10	3.4780	3.4419	3.9027	4.3738	3.4786	3.4430	3.9033	2.4392	2.4793		1.0048	1.0007	1.3606	2.2611	4.3742
H11	4.3032	4.1893	4.5792	5.2668	4.3041	4.1908	4.5800	3.3635	3.4838	1.0048		1.7317	2.0417	2.4953	5.2675
H12	3.6876	3.5832	4.3438	4.4204	3.6879	3.5838	4.3441	2.6029	2.2003	1.0007	1.7317		2.0726	3.1628	4.4207
C13	2.4756	2.7431	2.6898	3.4311	2.4755	2.7430	2.6898	1.5175	2.1437	1.3606	2.0417	2.0726		1.2223	3.4311
O14	2.9604	3.2838	2.6946	3.9670	2.9613	3.2851	2.6956	2.4020	3.2659	2.2611	2.4953	3.1628	1.2223		3.9677
H15	2.7486	3.7502	3.0985	2.5329	1.0890	1.7666	1.7705	2.1609	2.5026	4.3742	5.2675	4.4207	3.4311	3.9677

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
C1	C8	C5	110.973	C1	C8	H9	109.365
C1	C8	C13	108.867	H2	C1	H3	108.280
H2	C1	H4	108.389	H2	C1	C8	111.493
H3	C1	H4	108.814	H3	C1	C8	109.452
H4	C1	C8	110.347	C5	C8	H9	109.366
C5	C8	C13	108.863	H6	C5	H7	108.280
H6	C5	C8	111.493	H6	C5	H15	108.390
H7	C5	C8	109.452	H7	C5	H15	108.815
C8	C5	H15	110.345	C8	C13	N10	115.776
C8	C13	O14	122.125	H9	C8	C13	109.385
N10	C13	O14	122.099	H11	N10	H12	119.425
H11	N10	C13	118.571	H12	N10	C13	122.004

All results from a given calculation for C₄H₉NO (Propanamide, 2-methyl-)

using model chemistry: MP2/Def2TZVPP

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 C4H9NO (Propanamide, 2-methyl-)

using model chemistry: MP2/Def2TZVPP

States and conformations

All results from a given calculation for C₄H₉NO (Propanamide, 2-methyl-)