1,8-dichloroanthraquinone 1,8-dichloroanthraquinone

structural formula

• numbering system
• physical property data
• toxicological data
• ecological data
• molecular structure data
• computing chemical data
• more
  • properties and stability
  • storage method
  • synthesis method
  • purpose

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.