Salicylic Acid / CAS 69-72-7

CAS#:

69-72-7

Structural formula:

Chemical Name:

o-hydroxybenzoic acid

Other Name:

Salicylic acid

Physical and Chemical Properties:

Pale pink to pale brown powder, at mospherical sublimating at the temperature over 76°C, easily to decarboxylate and change into phenol and carbon dioxide when heated quickly. Its aqueous solution appears acid reaction, and becomes purple with FeCl3. Slightly soluble in water, soluble in boiling water, easily soluble in ethanol or ether.

Specifications:

Use HG2-812-75/TH006-2000 as a standard for judging products.

Appearance: pale pink powder

Content:≥99.0%

Melting Point:≥156°C

Phenol:≤0.20%

Ash:≤0.30%

Uses:

The product is material of medicine, perfume, dyestuff, pesticide and rubber cure retarder. Chiefly it is used to manufacture the medicine of fever-allaying and analgesic for fever, direct dyestuff, insecticide and absorbent of ultraviolet rays.

Packing:

In 25kgs woven of polypropylene bag, lined with a polyethylene bag.

Storage:

Kept in a well-closed container and stored in a dry, ventilated place.

CAS#:

69-72-7

Structural formula:

Chemical Name:

o-hydroxybenzoic acid

Other Name:

salicylic acid

physical and chemical propertices

White crystal or crystal powder, taste sweet, relative density: 1.16, melting Point 231°C , soluble in water, is aqueous solution appears acid reaction, insoluble in alcohol, ether and other organic solvents, becomes hydrochloride with hydrochloric acid.

Specifications:

USE BP98/USP24 as a standard for judging product.

Appearance:white needle crystals or white crystalline powder

Item

BP98

USP24

Purity:

99.0-100.5%

99.5-101.0%

Initial melting point:

158-161

158-161

Water:

0.5%max

0.5%max

Residue on ignition:

0.1%max

0.05%max

Chloride content:

100ppm max

140ppm max

Heavy metals:

20ppm max

20ppm max

Uses:

The product is a disinfector and antiseptic, also can be used as intermediates of medicine, pesticide, dyestuff, widly used manufacturing aspirin, glyburide, diflunisal, sodium salicylate, optunal, etc.

Packing:

in 25 kgs carton box or fiber drum

Storage:

kept in a well closed container and stored in a dry and ventilated place.

CAS#:

69-72-7

Structural formula:

Chemical Name:

O-hydroxybenzoic acid

Other Name:

Salicylic Acid

Physical and Chemical Properties:

White cube and powder, pale pink or light yellow are allowed, atmospherical sublimating at the temperature over 76°C , easily to decarboxylate and change into phenol and carbon dioxide when heated quickly. Its aqueous solution appears acid reaction, becomes purple with FeCl3, slightly soluble in water, soluble in boiling water, soluble in ethanol or ether.

Specifications:

Use HG2-303-80 as a standard for judging product.

Appearance: White cube or crystalline powder, and pale pink are allowed.

Content:≥99.0%

Melting Point:≥158°C

Phenol:≤0.20%

Water:≤0.40%

Number of Black:≤12

Number of Foreign Matter:≤5

Uses:

The product is a disinfector and antiseptic, also can be used as intermediates of medicine, pesticide, dyestuff, widely used manufacturing aspirin, glyburide, diflunisal, sodium salicylate, optunal, etc.

Packing:

in 25kg woven of polypropylene bag, lined with a polyethylene bag.

Storage:

kept in a well-closed container and stored in a dry and ventilated place.