Structural formula
Business number | 05U4 |
---|---|
Molecular formula | C12H12 |
Molecular weight | 156.22 |
label |
aromatic compounds |
Numbering system
CAS number:571-61-9
MDL number:MFCD00004038
EINECS number:209-338-5
RTECS number:None
BRN number:2039843
PubChem number:24855126
Physical property data
1. Physical property data
1. Melting point (℃): 82.0
2. Boiling point (ºC): 265-266
Toxicological data
None yet
Ecological data
None yet
Molecular structure data
5. Molecular property data:
1. Molar refractive index: 53.74
2. Molar volume (cm3/mol): 156.0
3. Isotonic specific volume (90.2K): 386.3
4. Surface tension (dyne/cm): 37.5
5. Polarizability (10-24cm3): 21.30
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 0
4. Number of rotatable chemical bonds: 0
5. Number of tautomers: none
6. Topological molecule polar surface area 0
7. Number of heavy atoms: 12
8. Surface charge: 0
9. Complexity: 132
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
Stability and reactivity:
1. Materials to avoid: Oxides.
2. Products to be decomposed: carbon monoxide and carbon dioxide.
3. Exist in oriental tobacco leaves and smoke.
Storage method
Storage:
Seal the container and store it in a sealed main container in a cool, dry place.
Synthesis method
1. Synthesis: Extraction with pentane.
Purpose
None yet