Definition of porphyrinogen in English:

porphyrinogen

noun ˌpɔːfɪˈrɪnədʒ(ə)n

Chemistry

Any of a group of colourless compounds which are reduced derivatives of porphin (and metabolic precursors of porphyrins) in which the four pyrrole nuclei are linked by methylene groups, —CH₂—.

Early 20th century; earliest use found in Journal of the Chemical Society. From porphyrin + -ogen, after German Porphyrinogen.

nounˌpɔːfɪˈrɪnədʒ(ə)n

Chemistry

Any of a group of colourless compounds which are reduced derivatives of porphin (and metabolic precursors of porphyrins) in which the four pyrrole nuclei are linked by methylene groups, —CH₂—.

Early 20th century; earliest use found in Journal of the Chemical Society. From porphyrin + -ogen, after German Porphyrinogen.

词汇	porphyrinogen
释义	Definition of porphyrinogen in English: porphyrinogen noun ˌpɔːfɪˈrɪnədʒ(ə)n Chemistry Any of a group of colourless compounds which are reduced derivatives of porphin (and metabolic precursors of porphyrins) in which the four pyrrole nuclei are linked by methylene groups, —CH₂—. Origin Early 20th century; earliest use found in Journal of the Chemical Society. From porphyrin + -ogen, after German Porphyrinogen. Definition of porphyrinogen in US English: porphyrinogen nounˌpɔːfɪˈrɪnədʒ(ə)n Chemistry Any of a group of colourless compounds which are reduced derivatives of porphin (and metabolic precursors of porphyrins) in which the four pyrrole nuclei are linked by methylene groups, —CH₂—. Origin Early 20th century; earliest use found in Journal of the Chemical Society. From porphyrin + -ogen, after German Porphyrinogen.
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