1,8-dichloroanthraquinone 1,8-dichloroanthraquinone
structural formula
| business number | 01sw |
|---|---|
| molecular formula | c14h6cl2o2 |
| molecular weight | 227.11 |
| label |
none |
numbering system
cas number:82-43-9
mdl number:mfcd00001191
einecs number:201-420-9
rtecs number:cb6496000
brn number:none
pubchem number:24893952
physical property data
1. character: light yellow needle-like crystal
2. density (g/ml,25/4℃): unsure
3. relative vapor density (g/ml, air=1): unsure
4. melting point (ºc): 202 ～203℃（199℃).
5. boiling point (ºc,normal pressure): unsure
6. boiling point (ºc,5.2kpa): unsure
7. refractive index: uncertain
8. flashpoint (ºc): unsure
9. specific optical rotation (º): unsure
10. autoignition point or ignition temperature (ºc): unsure
11. vapor pressure (kpa,25ºc): unsure
12.
2. molar volume (m3/mol）：182.9
3. isotonic specific volume (90.2k):509.1
4. surface tension (dyne/cm):59.9
5. polarizability（10-24cm3):27.13
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 4.1
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 2
4. number of rotatable chemical bonds: 0
5. number of tautomers: none
6. topological molecule polar surface area 34.1
7. number of heavy atoms: 18
8. surface charge: 0
9. complexity: 350
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
light yellow needle-shaped crystal. soluble in nitrobenzene and hot toluene, slightly soluble in ethanol. it is yellow in concentrated sulfuric acid. melting point202～203℃（ 199℃).
storage method
save sealed.
synthesis method
none yet
purpose
manufacture of vat dyes, disperse dyes, organic pigments and pharmaceuticals.
t-family: arial; mso-bidi-font-family: arial; mso-font-kerning: 0pt”>～203℃（199℃).
storage method
save sealed.
synthesis method
none yet
purpose
manufacture of vat dyes, disperse dyes, organic pigments and pharmaceuticals.
