Toluene diisocyanate manufacturer Knowledge 1,8-dihydroxyanthraquinone

1,8-dihydroxyanthraquinone

1,8-dihydroxyanthraquinone structural formula

Structural formula

Business number 038W
Molecular formula C14H8O4
Molecular weight 240.21
label

Chrysazine,

Danthron,

Quinones

Numbering system

CAS number:117-10-2

MDL number:MFCD00001211

EINECS number:204-173-5

RTECS number:CB6650000

BRN number:2054727

PubChem number:24893346

Physical property data

1. Characteristics: Yellow, red-yellow or red needle-like or flake crystals.


2. Density (g/mL,20) : Undetermined


3. Relative vapor density (g/mL,Air =1): Undetermined


4. Melting point (ºC): 191193, can be sublimated.


5. Boiling point (ºC,normal pressure): Undetermined


6. Boiling point (ºC, KPa): Undetermined


7. Refractive index: Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (mmHg, ºC): Undetermined


12. Saturated vapor pressure (kPa, ºC): 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 the partition coefficient for water: undetermined


17. Explosion upper limit (%,V/V): Undetermined


Molar volume (m3/mol): 155.9


3 Isotonic specific volume (90.2K) :465.2


4 Surface Tension (dyne/cm):79.2


5 Polarizability (10-24cm3):24.74

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 14

6. Topological molecule polar surface area 74.6

7. Number of heavy atoms: 18

8. Surface charge: 0

9. Complexity: 346

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

Stable at normal temperature and pressure, avoid contact with Strong oxidizing agentContact.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and water sources. should be kept away from oxidizer, do not store together. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.

Synthesis method

It is produced by disulfonation or dinitration of anthraquinone.

Purpose

Used as dyes and pharmaceutical intermediates.

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Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 14

6. Topological molecule polar surface area 74.6

7. Number of heavy atoms: 18

8. Surface charge: 0

9. Complexity: 346

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

Stable at normal temperature and pressure, avoid contact with Strong oxidizing agentContact.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and water sources. should be kept away from oxidizer, do not store together. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.

Synthesis method

It is produced by disulfonation or dinitration of anthraquinone.

Purpose

Used as dyes and pharmaceutical intermediates.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/27936

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