Phenylmethylbarbituric Acid
Structural Formula Vector Image
Title: Phenylmethylbarbituric Acid
CAS Registry Number: 76-94-8
CAS Name: 5-Methyl-5-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione
Additional Names: 5-methyl-5-phenylbarbituric acid; 2,4,6-trioxo-5-methyl-5-phenylhexahydropyrimidine
Trademarks: Rutonal (M & B)
Molecular Formula: C11H10N2O3
Molecular Weight: 218.21
Percent Composition: C 60.55%, H 4.62%, N 12.84%, O 22.00%
Literature References: Prepn: DE 247952 (1912 to Bayer); Dvornik et al., C.A. 50, 312f (1956).
Properties: Slightly bitter crystals, mp 226°. Practically insol in water. Sol in alcohol, ether, aq solns of the alkalies. Forms a water-sol sodium salt.
Melting point: mp 226°
NOTE: This is a controlled substance (depressant): 21 CFR, 1308.13. Not to be confused with mephobarbital, q.v.
Therap-Cat: Anticonvulsant; sedative, hypnotic.
Keywords: Anticonvulsant; Sedative/Hypnotic; Barbituric Acid Derivatives.
Status: This monograph has been retired and is no longer subject to revision or update.

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