2-Aminophenol hydrochloride

2-aminophenol hydrochloride structural formula

2-aminophenol hydrochloride structural formula

Structural formula

Business number 014J
Molecular formula C6H7NOHCl
Molecular weight 145.59

O-aminophenol hydrochloride,

2-aminophenol hydrochloride,

O-hydroxyaniline hydrochloride,

O-aminophenol hydrochloride,

2-Hydroxyaniline hydrochloride,

o-Aminophenol hydrochloride,

o-Hydroxy aniline hydrochloride

Numbering system

CAS number:51-19-4

MDL number:MFCD00035471

EINECS number:None

RTECS number:SJ6069000

BRN number:None

PubChem number:24851822

Physical property data

1. Properties: white crystal. It easily turns gray when exposed to light.

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

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

4. Melting point (ºC): 207

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 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. Log value of oil-water (octanol/water) partition coefficient: Undetermined

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

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

19. Solubility: Easily soluble in water and ethanol. Soluble in ammonia.

Toxicological data

1. Acute toxicity: mouse intravenous LD50: 460mg/kg

Ecological data


Molecular structure data

1. Molar refractive index: 32.37

2. Molar volume (cm3/mol): 90.1

3. Isotonic specific volume (90.2K ): 248.1

4. Surface tension (dyne/cm): 57.4

5. Polarizability (10-24cm3): 12.83

Compute chemical data

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

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 0

5. Number of tautomers: 7

6. Topological molecule polar surface area 46.2

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 74.9

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determined number of chemical bond stereocenters: 0

14. Uncertain chemical bond stereocenters Number of centers: 0

15. Number of covalent bond units: 2

Properties and stability

1. Harmful if inhaled, taken orally or in contact with skin.

Storage method

This product should be sealed and stored away from light.

Synthesis method



1. Organic synthesis. Dye intermediates. Dye skin, fur and hair.