| 释义 |
Definition of porphin in English: porphin(also porphine) noun ˈpɔːfɪn Chemistry A purple crystalline solid, C₂₀H₁₄N₄, which has a macrocyclic aromatic molecule consisting of four pyrrole rings linked by —CH= groups, and of which the porphyrins are derivatives.
Origin1920s; earliest use found in British Chemical Abstracts. From German Porphin, shortened from Porphyrin. Definition of porphin in US English: porphin(also porphine) nounˈpɔːfɪn Chemistry A purple crystalline solid, C₂₀H₁₄N₄, which has a macrocyclic aromatic molecule consisting of four pyrrole rings linked by —CH= groups, and of which the porphyrins are derivatives.
Origin1920s; earliest use found in British Chemical Abstracts. From German Porphin, shortened from Porphyrin. |