Английская Википедия:Alizarine Yellow R

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Шаблон:Chembox Шаблон:PH indicator template Alizarine Yellow R is a yellow colored azo dye made by the diazo coupling reaction. It is usually commercially available as a sodium salt. In its pure form, it is a rust-colored solid.[1] It is mainly used as a pH indicator.

Preparation

Alizarine Yellow R is produced by azo coupling of salicylic acid and diazonium derivative of 4-Nitroaniline

Synthesis of Alizarine Yellow R

References

Шаблон:Reflist

External links

Шаблон:Organic-compound-stub