PHARMACEUTICAL & COSMETIC INGREDIENT   > SALICYLIC ACID >

  • SALICYLIC ACID

SALICYLIC ACID

  • CAS No.:69-72-7
  • Molecular Formula:C7H6O3 
  • Molecular Weight:138.12
  • INQUIRY

Salicylic acid is a fat-soluble organic acid. It is a is white crystal or crystalline powder. It has no odor and is slightly sweet and then hot. It has no change in the air. It can be sublimated at atmospheric pressure above 76 °C. It is easily decarboxylated by atmospheric pressure to form phenol and carbon dioxide. The aqueous solution is acidic and reacts with FeCl3 in purple. This product is slightly soluble in water, soluble in boiling water, soluble in ethanol or ether, slightly soluble in chloroform.

Test Items

Specs

Appearance

White crystal or white Crystalline powder

Assay, %

99.0-100.5

Solubility

Slightly soluble in water, freely soluble in ethanol (96 per cent),sparingly soluble in methylene chloride

Loss on drying ,%

0.5

Identification A. Melting point of salicylic acid,  ℃

158-161

Identification B. IR-Spectrum

Should be complied with reference Spectrum

Chlorides,ppm

100

Sulphate,ppm

200

Sulphated ash,%

0.1

Heavy Metals, ppm

20

Appearance of solution

Clear & colourless

Related Compounds, %

0.20


Deutsch Espanol Francais Italiano Portugues Japanese Korean Arabic Russian
Scan Our Wechatclose
Scan Our Wechat