Tetrabromocatechol

Structural formula of tetrabromocatechol

Structural formula

Business number 053R
Molecular formula C6H2Br4O2
Molecular weight 425.7
label

Tetrabromopyrocatechol,

C6Br4-1,2-(OH)2

Numbering system

CAS number:488-47-1

MDL number:MFCD00002189

EINECS number:207-678-9

RTECS number:UX2430000

BRN number:2051548

PubChem number:24900227

Physical property data

1. Character: Undetermined


2. Density (g/ m3,25/4): Undetermined


3. Relative vapor density (g/cm3,AIR=1): Undetermined


4. Melting point (ºC):189-193


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


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: Undetermined


8. Flash Point (ºF): 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/water) distribution coefficient Log value: Undetermined


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


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility: Undetermined

Toxicological data

Acute toxicity: mice intravenously LD50: 42mg/kg, except No details other than lethal dose;

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:60.77


2 Molar Volumem3/mol)151.0


3 Isotonic specific volume (90.2K):439.2


4 Surface tensiondyne/cm71.5


5 Polarizability(10-24cm324.09

Compute chemical data

1. Hydrophobic parameters Calculate the reference value (XlogP):4


2. Hydrogen Bonding Number of donors: 2


3. Number of hydrogen bond acceptors:2


4. Rotatable Number of chemical bonds: 0


5. Interchange Number of isomers: 4


6. Topological molecules Polar surface area (TPSA):40.5


7. Heavy Atom Quantity: 12


8. Surface Charge :0


9. Complexity :150


10. Isotope atomic number:0


11. Determine the number of atomic stereocenters:0


12. Uncertain number of atomic stereocenters:0


13. Determine the number of stereocenters of chemical bonds:0


14. Uncertain number of chemical bond stereocenters:0


15. Number of covalent bond units: 1

Properties and stability

Use and store according to specifications, no decomposition will occur, and avoid contact with oxides

Storage method

Keep sealed and placed in a ventilated, dry environment

Synthesis method

None

Purpose

None

Resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.polyether-factory.com/archives/21361

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