Structural formula

Business number	0255
Molecular formula	C19H17NO2
Molecular weight	291.34
label	Naphthol AS-MX, Naphthol AS-MX, Azoic Coupling Component 29, Naphthol AS-MX, 3-Hydroxy-2-naphthoic Acid, 2,4-Dimethylanilide

• Numbering system
• Physical property data
• Toxicological data
• Ecological data
• Molecular structure data
• Computing chemical data
• More
  • Properties and Stability
  • Storage method
  • Synthesis method
  • Purpose

Numbering system

CAS number:92-75-1

MDL number:MFCD00021633

EINECS number:202-186-0

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Character: Crystal.

2. Density (g/mL,25/4℃)： Undetermined

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,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 partition coefficient for water: undetermined

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

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

19. Solubility: Undetermined

Toxicological data

None yet

Ecological data

None yet

Molecular structure data

1. Molar refractive index: 90.20

2. Molar volume (m³/mol）：233.4

3. isotonic specific volume (90.2K)：641.0

4. Surface Tension (dyne/cm):56.8

5. Polarizability（10^-24cm³): 35.75

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 4.9

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 9

6. Topological molecule polar surface area 49.3

7. Number of heavy atoms: 22

8. Surface charge: 0

9. Complexity: 397

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 yet

Storage method

None yet

Synthesis method

Should be sealed and stored in a cool and dry place

Purpose

Substrate for the determination of esterase by enzyme systems in histochemistry. SPAN>

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