Nomenclature
CAS number: 580-02-9
2-(Acetyloxy)benzoic acid methyl ester; acetylsalicylic acid methyl ester; methylaspirin; Methylrodin; Methylrhodine.
C
10H
10O
4; mol wt 194.18.
C 61.85%, H 5.19%, O 32.96%.
Description and references
Prepd from acetylsalicylic acid and diazomethane:
Herzig, Tichatschek, Ber. 39, 1559 (1906); from methyl salicylate and acetic anhydride:
Erdmann, J. Prakt. Chem. [2] 56, 154 (1897); Thorp, US 1255950 (1918).
Properties
Plates from petr ether. mp 51-52°. bp9 134-136°. Very sparingly sol in water; sol
in alc, ether, chloroform, glycerol, propylene glycol, oils.Use
Fixative for perfumes.