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Barbituric acid or
malonylurea or 6-hydroxyuracil is an
organic compound based on a
pyrimidine heterocyclic skeleton. It is an
odorless powder soluble...
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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...
-
Balaban IE, "Improvements in the
manufacture of
substituted barbituric and
thiobarbituric acids",
issued 21
February 1951, ****igned to Geigy "Pentobarbital...
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Barbiturates are a
class of
depressant drugs that are
chemically derived from
barbituric acid. They are
effective when used
medically as anxiolytics, hypnotics,...
- (5-methyl-5-phenylbarbituric
acid)
Secobarbital (5-allyl-5-(1-methylbutyl)
barbituric acid)
Sigmodal (5-(2-bromoallyl)-5-(1-methylbutyl)
barbituric acid) Talbutal...
- compounds, such as bromide. In 1903, the
first psychoactive derivative of
barbituric acid was
synthesized and
marketed for headaches.
Within 30 years, many other...
-
until 1879, when
Grimaux reported the
preparation of
barbituric acid from urea and
malonic acid in the
presence of
phosphorus oxychloride. The systematic...
- reaction,
malonic acid condenses with urea to form
barbituric acid.
Malonic acid may also be
condensed with
acetone to form Meldrum's
acid, a
versatile intermediate...
-
derivative of
malonic acid. It is a
common reagent for
organic synthesis used, for example, as a
precursor for
barbituric acid. It is also used in the...
- phenol. An
example hydroxylation reaction involves the
oxidation of
barbituric acid to alloxane.
Another application of the
reagent in
organic synthesis...
