释义 |
Definition of cyanogen in English: cyanogennoun sʌɪˈanədʒ(ə)nsaɪˈænədʒən mass nounChemistry A colourless flammable highly poisonous gas made by oxidizing hydrogen cyanide. Chemical formula: C₂N₂ Example sentencesExamples - Years earlier scientists had detected cyanogen, a poisonous gas, in the tail of a comet.
- The spectra that are observed indicate that small molecules, such as cyanide, methane, and cyanogen, can assemble in outer space.
- Cytosine can be formed by reacting cyanoacetylene with cyanate, cyanogen or urea, and uracil can be produced by the hydrolysis of cytosine.
- Sodium nitroprusside is metabolized into cyanogen, which is converted into thiocyanate by the enzyme thiosulfate sulfurtransferase.
- The roots of the cassava plant contain linamarin, a cyanogen which produces the poisonous chemical cyanide when eaten.
Origin Early 19th century: from French cyanogène, from Greek kuanos 'dark blue mineral' + -gène (see -gen), so named because it is a constituent of Prussian blue. Definition of cyanogen in US English: cyanogennounsaɪˈænədʒənsīˈanəjən Chemistry A colorless, flammable, highly poisonous gas made by oxidizing hydrogen cyanide. One of the pseudohalogens, cyanogen is an intermediate in fertilizer manufacture. Chemical formula: C₂N₂ Example sentencesExamples - Sodium nitroprusside is metabolized into cyanogen, which is converted into thiocyanate by the enzyme thiosulfate sulfurtransferase.
- Cytosine can be formed by reacting cyanoacetylene with cyanate, cyanogen or urea, and uracil can be produced by the hydrolysis of cytosine.
- Years earlier scientists had detected cyanogen, a poisonous gas, in the tail of a comet.
- The roots of the cassava plant contain linamarin, a cyanogen which produces the poisonous chemical cyanide when eaten.
- The spectra that are observed indicate that small molecules, such as cyanide, methane, and cyanogen, can assemble in outer space.
Origin Early 19th century: from French cyanogène, from Greek kuanos ‘dark blue mineral’ + -gène (see -gen), so named because it is a constituent of Prussian blue. |