Definition of barbituric acid in English:

barbituric acid

nounˌbɑːbɪˌtʃʊərɪk ˈasɪdˌbɑːbɪˌtjʊərɪk ˈasɪdˌbɑrbəˌtʃʊrɪk ˈæsəd

mass nounChemistry

A synthetic organic acid from which the barbiturates are derived.
〔化〕巴比土酸；丙二酰脲
A cyclic derivative of urea and malonic acid; chemical formula: C₄H₄O₃N₂
Example sentencesExamples
- Galvan and Pitones used barbituric acid to cover up the smell of the drugs, a procedure that does not work, Piazza said.
- Major structural moieties including nitrogen containing heterocycles, such as barbituric acid, pyridine, and quinoline to name a few are incorporated into our products to direct biological activity.
- Any other salts or derivatives of barbituric acid or compounds, preparations or mixtures thereof will be considered to be a put of this list.
- The micro reaction tube assay will quantitate as little as 10 @mg of barbituric acid through interpolation with controls containing a known amount of analyte.
- Barbiturates are derived from barbituric acid, an alkaloid with nitrogen-containing rings.

Origin

Mid 19th century: from French barbiturique, from German Barbitursäure, from the given name Barbara + Säure 'acid'.

Definition of barbituric acid in US English:

barbituric acid

nounˌbärbəˌCHo͝orik ˈasədˌbɑrbəˌtʃʊrɪk ˈæsəd

Chemistry

A synthetic organic acid from which the barbiturates are derived.
〔化〕巴比土酸；丙二酰脲
A cyclic derivative of urea and malonic acid; chemical formula: C₄H₄O₃N₂
Example sentencesExamples
- Galvan and Pitones used barbituric acid to cover up the smell of the drugs, a procedure that does not work, Piazza said.
- The micro reaction tube assay will quantitate as little as 10 @mg of barbituric acid through interpolation with controls containing a known amount of analyte.
- Any other salts or derivatives of barbituric acid or compounds, preparations or mixtures thereof will be considered to be a put of this list.
- Barbiturates are derived from barbituric acid, an alkaloid with nitrogen-containing rings.
- Major structural moieties including nitrogen containing heterocycles, such as barbituric acid, pyridine, and quinoline to name a few are incorporated into our products to direct biological activity.

Origin

Mid 19th century: from French barbiturique, from German Barbitursäure, from the given name Barbara + Säure ‘acid’.

词汇	barbituric acid
释义	Definition of barbituric acid in English: barbituric acid nounˌbɑːbɪˌtʃʊərɪk ˈasɪdˌbɑːbɪˌtjʊərɪk ˈasɪdˌbɑrbəˌtʃʊrɪk ˈæsəd mass nounChemistry A synthetic organic acid from which the barbiturates are derived. 〔化〕巴比土酸；丙二酰脲 A cyclic derivative of urea and malonic acid; chemical formula: C₄H₄O₃N₂ Example sentencesExamples Galvan and Pitones used barbituric acid to cover up the smell of the drugs, a procedure that does not work, Piazza said. Major structural moieties including nitrogen containing heterocycles, such as barbituric acid, pyridine, and quinoline to name a few are incorporated into our products to direct biological activity. Any other salts or derivatives of barbituric acid or compounds, preparations or mixtures thereof will be considered to be a put of this list. The micro reaction tube assay will quantitate as little as 10 @mg of barbituric acid through interpolation with controls containing a known amount of analyte. Barbiturates are derived from barbituric acid, an alkaloid with nitrogen-containing rings. Origin Mid 19th century: from French barbiturique, from German Barbitursäure, from the given name Barbara + Säure 'acid'. Definition of barbituric acid in US English: barbituric acid nounˌbärbəˌCHo͝orik ˈasədˌbɑrbəˌtʃʊrɪk ˈæsəd Chemistry A synthetic organic acid from which the barbiturates are derived. 〔化〕巴比土酸；丙二酰脲 A cyclic derivative of urea and malonic acid; chemical formula: C₄H₄O₃N₂ Example sentencesExamples Galvan and Pitones used barbituric acid to cover up the smell of the drugs, a procedure that does not work, Piazza said. The micro reaction tube assay will quantitate as little as 10 @mg of barbituric acid through interpolation with controls containing a known amount of analyte. Any other salts or derivatives of barbituric acid or compounds, preparations or mixtures thereof will be considered to be a put of this list. Barbiturates are derived from barbituric acid, an alkaloid with nitrogen-containing rings. Major structural moieties including nitrogen containing heterocycles, such as barbituric acid, pyridine, and quinoline to name a few are incorporated into our products to direct biological activity. Origin Mid 19th century: from French barbiturique, from German Barbitursäure, from the given name Barbara + Säure ‘acid’.
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