benzopurpurine

noun, often capitalized ben·zo·pur·pu·rine \ ¦ben-(ˌ)zō-ˈpər-pyə-rən , -ˌrēn \
variants: or less commonly benzopurpurin \¦ben-(ˌ)zō-ˈpər-pyə-rən\

Definition of benzopurpurine

plural -s
: any of several closely related direct disazo red dyes: such as
a or benzopurpurine 4B : a red dye made from ortho-tolidine and naphthionic acid and used on cellulosic textiles and as an indicator and plasma stain
b or benzopurpurine 10B : a carmine-red dye made from ortho-dianisidine and naphthionic acid

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Origin and Etymology of benzopurpurine

International Scientific Vocabulary benz- + purpurine, purpurin


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