structural formula
business number | 051b |
---|---|
molecular formula | c14h10o4 |
molecular weight | 242.23 |
label |
quinocyanine leucosome, 1,4-dihydroxyanthraquinone leucobody, 1,4,9,10-tetrahydroxy-anthracene, leucoquinizarin, anthracene-1,4,9,10-tetraol |
numbering system
cas number:476-60-8
mdl number:none
einecs number:207-507-8
rtecs number:none
brn number:none
pubchem id:none
physical property data
1. character:undetermined
2. density (g/ m3,25/4℃): undetermined
3. relative vapor density (g/cm3,air=1): not ok
4. melting point (ºc): 151
5. boiling point (ºc,normal pressure): undetermined
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index: undetermined
8. flash point (ºc): undetermined
9. specific optical rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa,25ºc): undetermined
12. saturated vapor pressure (kpa,60ºc): undetermined
13. heat of combustion (kj/mol): undetermined
14. critical temperature (ºc): undetermined
15. critical pressure (kpa): undetermined
16. oil and water (octanol/log value of water) partition coefficient: undetermined
17. explosion limit (%,v/v): undetermined
18. lower explosion limit (%,v/v): undetermined
19. solubility: undetermined
toxicological data
microorganismtestsystemic mutation: bacteria–salmonella typhimurium:100ug/tablet
ecological data
this substance may be harmful to the environment, and special attention should be paid to water bodies.
molecular structure data
1、 molar refractive index:69.46
2、 molar volume(m3/mol):151.3
3、 isotonic specific volume (90.2k):474.9
4、 surface tension(dyne/cm):96.9
5、 polarizability(10-24cm3):27.53
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 4
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 0
5. number of tautomers: 15
6. topological molecule polar surface area 80.9
7. number of heavy atoms: 18
8. surface charge: 0
9. complexity: 278
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
according to specifications�it will not decompose during use and storage and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none
purpose
used as dye intermediate