phthalein

phthalein 也作 phthal.eine

n.（名词）
Any of a group of chemical compounds formed by a reaction of phthalic anhydride with a phenol, from which certain synthetic dyes are derived.
酞：一组化合物之一，由邻苯二甲酸酐和酚反应而成，某些合成染料是由此提取的

来源：
phthal(ic)
phthal(ic)
-ein
-ein