Title: Methocarbamol
CAS Registry Number: 532-03-6
CAS Name: 3-(2-Methoxyphenoxy)-1,2-propanediol 1-carbamate
Synonyms: 3-(
o-methoxyphenoxy)-2-hydroxypropyl 1-carbamate; 2-hydroxy-3-(
o-methoxyphenoxy)propyl 1-carbamate; guaiacol glyceryl ether carbamate
Manufacturers' Codes: AHR-85
Trademarks: Neuraxin; Miolaxene (Lepetit); Lumirelax; Etroflex; Delaxin (Ferndale); Robamol (Cenci); Traumacut (Brenner-Efeka); Tresortil; Relestrid; Robaxin (Robins)
Molecular Formula: C11H15NO5
Molecular Weight: 241.24
Percent Composition: C 54.77%, H 6.27%, N 5.81%, O 33.16%
Literature References: Prepn from 3-(
o-methoxyphenoxy)-2-hydroxypropyl chlorocarbonate: Murphey,
US 2770649 (1956 to A. H. Robins). Comprehensive description: S. Alessi-Severini
et al., Anal. Profiles Drug Subs. Excip. 23, 371-399 (1994).
Properties: Crystals from benzene, mp 92-94°. uv max (water): 222, 274 nm (E1%1cm 298, 94). 1og P -0.06. Soly in water at 20°: 2.5 g/100 ml. Sol in alcohol, propylene glycol. Sparingly sol in chloroform. Practically insol in
n-hexane.
Melting point: mp 92-94°
Absorption maximum: uv max (water): 222, 274 nm (E1%1cm 298, 94)
Therap-Cat: Muscle relaxant (skeletal).
Therap-Cat-Vet: Muscle relaxant (skeletal).
Keywords: Muscle Relaxant (Skeletal).