Toluene diisocyanate manufacturer Knowledge 2-Amino-1,5-naphthalenedisulfonic acid

2-Amino-1,5-naphthalenedisulfonic acid

2-amino-1,5-naphthalenedisulfonic acid structural formula

Structural formula

Business number 0394
Molecular formula C10H9NO6S2
Molecular weight 303.31
label

2-Naphthylamine-1,5-disulfonic acid,

aromatic compounds

Numbering system

CAS number:117-62-4

MDL number:MFCD00021512

EINECS number:204-201-6

RTECS number:QJ6135000

BRN number:2888645

PubChem number:24886125

Physical property data

1. Character: Undetermined


2. Density (g/mL,25) :1.136


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


4. Melting point (ºC): Undetermined


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


6. Boiling point (ºC, KPa): 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 (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 limit (%,V/V): Undetermined


18. 2 Molar volume (m3/mol):171.3


3 Isotonic specific volume (90.2K) :528.0


4, Surface Tension (dyne/cm):90.1


5 Polarizability (10-24cm3):27.20

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 0.5

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 7

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: none

6. Topological molecule polar surface area 152

7. Number of heavy atoms: 19

8. Surface charge: 0

9. Complexity: 531

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

None

Storage method

None

Synthesis method

None

Purpose

Used as dye intermediate.

SPAN>10-24cm3):27.20

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 0.5

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 7

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: none

6. Topological molecule polar surface area 152

7. Number of heavy atoms: 19

8. Surface charge: 0

9. Complexity: 531

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

None

Storage method

None

Synthesis method

None

Purpose

Used as dye intermediate.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/27971

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