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Acetylsalicylic Acid CAS 50-78-2 for Anti-rheumatism (jerryzhang001@chembj.com)

50-78-2

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Description

Acetylsalicylic Acid CAS 50-78-2 for Anti-rheumatism

Product Name: Acetylsalicylic acid

Synonyms: O-ACETYLSALICYLIC ACID;O-ACETOXYBENZOIC ACID;ACETICYL;ACETOXYBENZOIC ACID;ACETYLSALICYLIC ACID;ACETYSALICYLIC ACID;ACETYLSALICYLIC ACID IMPURITY D;ALKENYL SUCCINIC ANHYDRIDES;

CAS: 50-78-2;
MF: C9H8O4;
MW: 180.16;
EINECS: 200-064-1;

Product Categories: Pharmaceutical;Aromatics Compounds;Aromatics;Intermediates & Fine Chemicals;Pharmaceuticals;Lipid signaling;Anti-Allergic Agents, Antibiotic;Isotope;LOPROX;

Melting point: 134-136 °C(lit.);
density: 1.35;
Fp: 250 °C;
storage temp.: Store at RT.;
solubility: H2O: 10 mg/mL at 37 °C;

Chemical property: This product is a white crystalline, with melting point 138 ~ 140 ℃, insoluble in water, soluble in alcohol, ether, etc.


Description:

Acetylsalicylic acid, also known as aspirin, is an analgesic-antipyretic medicine made by salicylic acid interacting with acetic anhydride. It is a white crystalline powder, odorless, stable in dry air. It will be slowly hydrolyzed to be salicylic acid and acetic acid in moist air, and aqueous solution has acidic reaction. Slightly soluble in water, soluble in ethanol, ethyl ether, chloroform, sodium hydroxide solution and sodium carbonate solution. Acetylsalicylic acid has antipyretic analgesic, anti-inflammatory and anti-rheumatism effect, that’s why it is often used for fever, headache, muscle pain, neuralgia, rheumatic fever, acute rheumatic arthritis, gout, etc.; also it has antiplatelet aggregation effect, and can be used for prevention of arterial thrombosis, atherosclerosis, transient cerebral ischemia and myocardial infarction; in addition, acetylsalicylic acid also can be used in the treatment of biliary tract roundworm disease and athlete& acute;s foot.

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