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Barbital was prepared by condensing diethylmalonic ester with urea in the presence of sodium ethoxide, or by adding at least two molar equivalents of ethyl iodide to the silver salt of malonylurea (barbituric acid) or possibly to a basic solution of the acid. The result was an odorless, slightly bitter, white crystalline powder. [3]
Amobarbital (formerly known as amylobarbitone or sodium amytal as the soluble sodium salt) is a drug that is a barbiturate derivative. It has sedative-hypnotic properties. It is a white crystalline powder with no odor and a slightly bitter taste. It was first synthesized in Germany in 1923. It is considered a short to intermediate acting ...
Phenobarbital, also known as phenobarbitone or phenobarb, sold under the brand name Luminal among others, is a medication of the barbiturate type. [6] It is recommended by the World Health Organization (WHO) for the treatment of certain types of epilepsy in developing countries. [8]
Tuinal was the brand name of a discontinued combination drug composed of two barbiturate sodium salts (secobarbital and amobarbital) in equal proportions. Tuinal was introduced as a sedative-hypnotic (sleeping pill) medication in the late 1940s by Eli Lilly. It was also used in obstetrics for childbirth.
Crotylbarbital (Mepertan, Kalipnon, Barotal), also known as crotarbital, is a barbiturate derivative developed by Eli Lilly in the 1930s. [1] It has sedative and hypnotic effects, [2] and was used for the treatment of insomnia until it was replaced by newer alternative drugs with fewer side effects and lower risk of overdose.
Hexobarbital or hexobarbitone, sold both in acid and sodium salt forms as Citopan, Evipan, and Tobinal, is a barbiturate derivative having hypnotic and sedative effects. It was used in the 1940s and 1950s as an agent for inducing anesthesia for surgery, as well as a rapid-acting, short-lasting hypnotic for general use, and has a relatively fast onset of effects and short duration of action. [1]
Barbital was then marketed by Bayer under the trade name Veronal. It is said that Mering proposed this name because the most peaceful place he knew was the Italian city of Verona . [ 31 ] In 1912, Bayer introduced another barbituric acid derivative, phenobarbital , under the trade name Luminal, as a sedative – hypnotic .
Butabarbital (brand name Butisol) is a prescription barbiturate sleep aid and anxiety medication.Butabarbital has a particularly fast onset of effects and short duration of action compared to other barbiturates, which makes it useful for certain applications such as treating severe insomnia, relieving general anxiety and relieving anxiety before surgical procedures; however it is also ...