Toluene diisocyanate manufacturer Knowledge Bis(p-aminophenyl)disulfide

Bis(p-aminophenyl)disulfide

Bis(p-aminophenyl)disulfide structural formula

Structural formula

Business number 07FE
Molecular formula C12H12N2S2
Molecular weight 248.37
label

Bis(p-amino)phenyl disulfide,

Dithiobis(p-amino)benzene,

p-aminobenzene dithio,

Dithio-4,4′-diaminodiphenyl,

4,4′-diaminodiphenyl disulfide,

4,4′-diaminodiphenyl disulfide,

4,4′-Diaminodiphenyl Disulfide,

4-Aminophenyl Disulfide,

4,4′-Dithiodianiline,

(H2NC6H4S-)2,

Vulcanizing agent

Numbering system

CAS number:722-27-0

MDL number:MFCD00007882

EINECS number:211-961-2

RTECS number:BX9580000

BRN number:None

PubChem number:24862976

Physical property data

1. Character:Light cream needle-shaped crystal


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


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


4. Melting point (ºC): 75 -76


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


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


7. Refractive Index: Undetermined


8. Flashpoint (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 partition coefficient (water): undetermined


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


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


19. Solubility: Undetermined

Toxicological data

None yet

Ecological data

1, other harmful effects: This substance may be harmful to the environment, special attention should be paid to water bodies.

Molecular structure data

1. Molar refractive index:74.72


2. Molar volumem3/mol)185.1


3. Isotonic specific volume90.2K538.1


4. Surface tensiondyne/cm71.3


5. Dielectric constant:


6. Dipole moment(10-24cm3


7. Polarizability:29.62

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: 3

5. Number of tautomers: none

6. Topological molecule polar surface area 103

7. Number of heavy atoms: 16

8. Surface charge: 0

9. Complexity: 175

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 under normal temperature and pressure, avoiding oxidation Acid Acid anhydride Acid Chloride Contact

Storage method

Keep container tightly sealed Take it out of the container and store it in a cool, dry place

Synthesis method

None yet

Purpose

Vulcanizing agent for polyurethane rubber

Resource:allhdi.com

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/30861

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