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Experimental data for C7H12 (Norbornane)

22 02 02 11 45
Other names
Bicyclo[2.2.1]heptane; Cyclohexane, 1,4-endo-methylene-; Norbornylane; Norcamphane; Norfenchane; Norsantane; 1,4-Endomethylenecyclohexane;
INChI INChIKey SMILES IUPAC name
InChI=1S/C7H12/c1-2-7-4-3-6(1)5-7/h6-7H,1-5H2 UMRZSTCPUPJPOJ-UHFFFAOYSA-N C1CC2CCC1C2 Bicyclo[2.2.1]heptane
State Conformation
1A1 C2V
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation -54.90 1.10 kJ mol-1 webbook
Hfg(0K) enthalpy of formation   1.10 kJ mol-1 webbook
Heat Capacity (298.15K) heat capacity 120.08   J K-1 mol-1 webbook
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference

Calculated vibrational frequencies for C7H12 (Norbornane).
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
0.12323 0.10716 0.09259 NISThydrocarbon

Calculated rotational constants for C7H12 (Norbornane).
Product of moments of inertia moments of inertia
3918173amu3Å6   1.794120216867E-113gm3 cm6
Geometric Data
picture of Norbornane

Point Group C2v


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4
rCC 1.536   2 4 1987Kuchitsu(II/15)
rCC 1.573   4 7 1987Kuchitsu(II/15)
rCC 1.546   1 2 1987Kuchitsu(II/15)
rCH 1.113   1 8 1987Kuchitsu(II/15) average C-H
aCCC 102 1 2 4 1987Kuchitsu(II/15)
aCCC 93.4 2 1 3 1987Kuchitsu(II/15)
aCCC 102.7 2 4 7 1987Kuchitsu(II/15)
aCCC 109 4 2 5 1987Kuchitsu(II/15)
dCCCC 35.8 1 2 5 6 1987Kuchitsu(II/15)
dCCCC 56.3 2 1 3 6 1987Kuchitsu(II/15)
dCCCC 71.6 4 2 5 6 1987Kuchitsu(II/15)

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for C7H12 (Norbornane).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
C-C 8
H-C 12

Connectivity
Atom 1 Atom 2
C1 C2
C1 C3
C1 H8
C1 H9
C2 C4
C2 C5
C2 H10
C3 C6
C3 C7
C3 H11
C4 C7
C4 H12
C4 H18
C5 C6
C5 H15
C5 H17
C6 H13
C6 H19
C7 H14
C7 H16
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A1

Ionization Energies (eV)
Ionization Energy I.E. unc. vertical I.E. v.I.E. unc. reference
9.770 0.030     webbook
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A1 C2v True       0.091 NISThydrocarbon   C2v 1 2
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for C7H12 (Norbornane).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A1 C2v True       C2v 1 2

Calculated electric quadrupole moments for C7H12 (Norbornane).

References
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squib reference DOI
1987Kuchitsu(II/15) Kuchitsu (ed.), Landolt-Bornstein: Group II: Atomic and Molecular Physics Volume 15: Structure Data of Free Polyatomic Molecules. Springer-Verlag, Berlin, 1987.  
NISThydrocarbon NIST Hydrocarbon spectral database (http://www.physics.nist.gov/PhysRefData/MolSpec/Hydro/index.html) 10.18434/T4PC70
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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