4-Aminophenol CAS 123-30-8

4-Aminophenol Basic information

Product Name:

4-Aminophenol

CAS:

123-30-8

MF:

C6H7NO

MW:

109.13

EINECS:

204-616-2

Mol File:

123-30-8.mol

4-Aminophenol Chemical Properties

Melting point

188 °C

Boiling point

284 °C

density

1.29

vapor pressure

0.4 hPa (110 °C)

refractive index

1.5444 (estimate)

Fp

189 °C

storage temp.

2-8°C

solubility

water: slightly soluble

form

Crystalline Powder

pka

5.48, 10.30(at 25℃)

color

White to cream

Water Solubility

1.5 g/100 mL (20 ºC)

Sensitive

Air & Light Sensitive

Decomposition

284 °C

Merck

14,462

BRN

385836

Henry's Law Constant

2.7×104 mol/(m3Pa) at 25℃, Duchowicz et al. (2020)

Stability:

Stable, though may discolour in air. Incompatible with acids, chloroformates, strong oxidizing agents.

Cosmetics Ingredients Functions

HAIR DYEING

Cosmetic Ingredient Review (CIR)

4-Aminophenol (123-30-8)

InChI

1S/C6H7NO/c7-5-1-3-6(8)4-2-5/h1-4,8H,7H2

InChIKey

PLIKAWJENQZMHA-UHFFFAOYSA-N

SMILES

Nc1ccc(O)cc1

LogP

-0.09-0.04 at 25℃

CAS DataBase Reference

123-30-8(CAS DataBase Reference)

NIST Chemistry Reference

Phenol, 4-amino-(123-30-8)

EPA Substance Registry System

p-Aminophenol (123-30-8)