methine dyes 甲川染料
methine group 次甲基
Azo-methine dye 希夫碱染料
Azo methine dye Schiff碱染料
methine and polymethine colouring matters 次甲基和多次甲基染料
As the chromophore relaxes, the twist of the C15 methine bridge about its two dihedral angles is reversed.
当发光基团松弛，C15次甲基桥的两个二面角的扭曲是相反的。
The meso carbon atom of the methine linkage of the dye is attached to the nitrogen atom of an amino group.
该染料的甲川链上的中位碳原子与氨基的氮原子相连。
Near-infrared cyanine dyes can be obtained by increasing length of conjugated methine chain in dye molecules.
菁染料光谱性能优良，可通过增加甲川链长度，获得近红外菁染料。
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