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	-321.982435
Energy at 298.15K	-321.991221
Nuclear repulsion energy	244.028152

Mode Number	Symmetry	Frequency (cm^-1)	Scaled Frequency (cm^-1)	IR Intensities (km mol^-1)
1	A	3096	3038	11.08
2	A	3095	3037	7.64
3	A	3086	3028	18.40
4	A	3083	3025	0.21
5	A	2995	2939	7.16
6	A	2994	2938	7.62
7	A	2968	2912	10.54
8	A	1761	1728	256.04
9	A	1453	1425	8.78
10	A	1436	1409	9.82
11	A	1425	1398	0.35
12	A	1420	1393	0.15
13	A	1359	1333	17.23
14	A	1358	1333	36.08
15	A	1311	1287	18.68
16	A	1311	1286	0.16
17	A	1171	1149	12.97
18	A	1153	1131	4.91
19	A	1148	1127	37.56
20	A	966	948	2.83
21	A	918	901	0.69
22	A	903	886	118.06
23	A	899	882	2.34
24	A	841	825	300.76
25	A	598	587	22.76
26	A	481	472	1.86
27	A	426	418	3.88
28	A	316	310	0.90
29	A	285	280	1.69
30	A	217	213	1.27
31	A	207	204	0.09
32	A	195	191	0.12
33	A	52	51	0.00

Atom	x (Å)	y (Å)	z (Å)
H1	0.512	-0.000	-1.366
C2	0.800	-0.000	-0.295
H3	2.504	1.298	-0.503
H4	1.779	1.285	1.129
H5	0.962	2.152	-0.204
C6	1.552	1.258	0.050
H7	2.506	-1.296	-0.504
H8	0.964	-2.152	-0.204
H9	1.782	-1.284	1.128
C10	1.553	-1.257	0.049
O11	-0.424	-0.001	0.446
O12	-2.548	-0.000	0.152
N13	-1.524	0.000	-0.440

	H1	C2	H3	H4	H5	C6	H7	H8	H9	C10	O11	O12	N13
H1		1.1094	2.5297	3.0791	2.4867	2.1601	2.5293	2.4870	3.0791	2.1601	2.0393	3.4155	2.2363
C2	1.1094		2.1524	2.1532	2.1601	1.5049	2.1524	2.1601	2.1532	1.5049	1.4306	3.3778	2.3288
H3	2.5297	2.1524		1.7858	1.7881	1.1022	2.5944	3.7900	3.1387	2.7815	3.3410	5.2575	4.2328
H4	3.0791	2.1532	1.7858		1.7877	1.1031	3.1399	3.7755	2.5694	2.7708	2.6407	4.6187	3.8763
H5	2.4867	2.1601	1.7881	1.7877		1.1012	3.7900	4.3041	3.7756	3.4689	2.6418	4.1327	3.2965
C6	2.1601	1.5049	1.1022	1.1031	1.1012		2.7818	3.4689	2.7705	2.5141	2.3755	4.2895	3.3587
H7	2.5293	2.1524	2.5944	3.1399	3.7900	2.7818		1.7881	1.7858	1.1022	3.3409	5.2582	4.2336
H8	2.4870	2.1601	3.7900	3.7755	4.3041	3.4689	1.7881		1.7877	1.1012	2.6413	4.1344	3.2985
H9	3.0791	2.1532	3.1387	2.5694	3.7756	2.7705	1.7858	1.7877		1.1031	2.6410	4.6204	3.8779
C10	2.1601	1.5049	2.7815	2.7708	3.4689	2.5141	1.1022	1.1012	1.1031		2.3755	4.2907	3.3601
O11	2.0393	1.4306	3.3410	2.6407	2.6418	2.3755	3.3409	2.6413	2.6410	2.3755		2.1446	1.4132
O12	3.4155	3.3778	5.2575	4.6187	4.1327	4.2895	5.2582	4.1344	4.6204	4.2907	2.1446		1.1829
N13	2.2363	2.3288	4.2328	3.8763	3.2965	3.3587	4.2336	3.2985	3.8779	3.3601	1.4132	1.1829

atom1	atom2	atom3	angle	atom1	atom2	atom3	angle
H1	C2	C6	110.529	H1	C2	C10	110.530
H1	C2	O11	106.124	C2	C6	H3	110.349
C2	C6	H4	110.353	C2	C6	H5	111.021
C2	C10	H7	110.346	C2	C10	H8	111.019
C2	C10	H9	110.358	C2	O11	N13	109.949
H3	C6	H4	108.148	H3	C6	H5	108.496
H4	C6	H5	108.391	C6	C2	C10	113.300
C6	C2	O11	108.022	H7	C10	H8	108.495
H7	C10	H9	108.150	H8	C10	H9	108.390
C10	C2	O11	108.016	O11	N13	O12	111.091

All results from a given calculation for CH₃CH(CH₃)ONO (Isopropyl nitrite)

using model chemistry: LSDA/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	H	0.143
2	C	0.065
3	H	0.147
4	H	0.155
5	H	0.155
6	C	-0.418
7	H	0.147
8	H	0.155
9	H	0.155
10	C	-0.418
11	O	-0.285
12	O	-0.224
13	N	0.223

	x	y	z	Total
	2.676	0.001	-0.578	2.738
CHELPG
AIM
ESP

	x	y	z
x	10.257	-0.000	0.011
y	-0.000	6.308	-0.000
z	0.011	-0.000	5.916

<r²>	0.000
(<r²>)^1/2	0.000

All results from a given calculation for CH3CH(CH3)ONO (Isopropyl nitrite)

using model chemistry: LSDA/6-31G**

States and conformations

All results from a given calculation for CH₃CH(CH₃)ONO (Isopropyl nitrite)