Physical and chemical properties of cypress brain
Density 1.0± 0.1g /cm3
Boiling point 277.2±8.0 °C at 760 mmHg
Melting point 55-59 °C(lit.)
Molecular formula C15H26O
Molecular weight 222.366
Flash point 115.5±10.9 °C
Accurate mass 222.198364
PSA 20.23000
LogP is 4.77
Appearance character solid; White to Almost white powder to crystal
Vapor pressure 0.0±1.3 mmHg at 25°C
Refractive index 1.519
Storage condition
Store, transport and keep tin cans in a cool and dark place.
stability
1. Found in burley tobacco leaves.
2. Occurs naturally in cypress wood oil.
Water solubility: insoluble; Soluble in: chloroform
Molecular structure
1. Molar refractive index: 66.86
2, molar volume (cm3/mol) : 220.2
3. Isographic volume (90.2K) : 542.0
4. Surface tension (dyne/cm) : 36.6
5. Polarization (10-24cm3) : 26.50
Computational chemistry
1. Reference value for calculating hydrophobic parameters (XlogP) :3.9
2. Number of hydrogen bond donors :1
3. Number of hydrogen bond receptors :1
4. Number of rotatable bonds :0
5. Number of tautomers: None
6. Topological molecular polar surface area 20.2
7. Number of heavy atoms :16
8. Surface charge :0
9. Complexity :321
10. Number of isotope atoms :0
11. Determine the number of atomic constitutive centers :5
12. Number of indeterminate atomic orthotropic centers :0
13. Determine the number of chemical bond constitutive centers :0
14. Number of uncertain bond constitutive centers :0
15. Number of covalent bond units :1
more
1. Properties: White crystal. Mild cypress wood aromas.
2. Melting point (℃) : 86 ~ 87
3. Boiling point (℃) : 291 ~ 292
4. Solubility: soluble in ethanol and oil. There is a weak wood fragrance with some paste fragrance, very strong persistence.
5. Flash point (ºC) : 81
6. Relative density (d904) : 0.9479
7. Refractive index (n90D) : 1.4824