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Other names | 5,5-Diallylbarbituric acid, Allobarbital |
Drug class | Barbiturate |
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ECHA InfoCard | 100.000.129![]() |
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Formula | C10H12N2O3 |
Molar mass | 208.217 g·mol−1 |
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Allobarbital, also known asallobarbitone and branded asDial,Cibalgine (in combination withaminophenazone), orDial-Ciba (in combination withethyl carbamate), is abarbiturate derivative invented in 1912 by Ernst Preiswerk and Ernst Grether working forCIBA. It was used primarily as ananticonvulsant[2] although it has now largely been replaced by newer drugs with improved safety profiles. Other uses for allobarbital included as an adjutant to boost the activity ofanalgesic drugs, and use in the treatment ofinsomnia andanxiety.
Allobarbital was never particularly widely used compared to better known barbiturates such asphenobarbital andsecobarbital, although it saw more use in some European countries such asBulgaria andSlovakia.[3] In Poland, it was used until the 2010's, but only as compound.[4]