Definition of porphyrine in English:

porphyrine

noun ˈpɔːf(ɪ)riːn

Chemistry rare

An amorphous alkaloid, C₂₁H₂₅N₃O₂, obtained from the bark of the Australian tree Alstonia constricta (family Apocynaceae), which produces a red colour on reaction with nitric acid.

Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From ancient Greek πορϕύρα purple + -ine, after German Porphyrin.

nounˈpɔːf(ɪ)riːn

Chemistry rare

An amorphous alkaloid, C₂₁H₂₅N₃O₂, obtained from the bark of the Australian tree Alstonia constricta (family Apocynaceae), which produces a red colour on reaction with nitric acid.

Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From ancient Greek πορϕύρα purple + -ine, after German Porphyrin.

词汇	porphyrine
释义	Definition of porphyrine in English: porphyrine noun ˈpɔːf(ɪ)riːn Chemistry rare An amorphous alkaloid, C₂₁H₂₅N₃O₂, obtained from the bark of the Australian tree Alstonia constricta (family Apocynaceae), which produces a red colour on reaction with nitric acid. Origin Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From ancient Greek πορϕύρα purple + -ine, after German Porphyrin. Definition of porphyrine in US English: porphyrine nounˈpɔːf(ɪ)riːn Chemistry rare An amorphous alkaloid, C₂₁H₂₅N₃O₂, obtained from the bark of the Australian tree Alstonia constricta (family Apocynaceae), which produces a red colour on reaction with nitric acid. Origin Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From ancient Greek πορϕύρα purple + -ine, after German Porphyrin.
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