
structural formula
| business number | 060b |
|---|---|
| molecular formula | c8h16o |
| molecular weight | 128.21 |
| label |
butyl propyl ketone, propyl n-butyl ketone |
numbering system
cas number:589-63-9
mdl number:none
einecs number:none
rtecs number:none
brn number:1700025
pubchem id:none
physical property data
1. physical property data
1. boiling point (ºc, normal pressure): 163
2. density: 0.82 g/ml at 25 °c (lit.
3. relative density (20℃, 4℃): 0.8190
4. relative density (25℃, 4℃): 0.8146
5. refractive index(n14d): 1.4173
6. refractive index at room temperature (n 25): 1.4120
7. critical temperature (ºc): 350.65
8. critical density (g·cm-3): 0.258
9. critical volume (cm3·mol-1): 497
10. melting point (ºc): 164~167
11. flash point (ºc): 45
12. solubility: insoluble in water, miscible with ethanol and ether.
toxicological data
none
ecological data
none
molecular structure data
5. molecular property data:
1. molar refractive index: 39.14
2. molar volume (cm3/mol): 157.7
3. isotonic specific volume (90.2k): 355.4
4. surface tension (dyne/cm): 25.8
5. polarizability (10-24cm3): 15.51
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.1
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 1
4. number of rotatable chemical bonds: 5
5. number of tautomers: 3
6. topological molecule polar surface area 17.1
7. number of heavy atoms: 9
8. surface charge: 0
9. complexity: 76.6
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
1. exist in mainstream smoke.
storage method
none
synthesis method
none
purpose
none

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