Uranine

Japanese: uranine
Uranine

…A type of yellow acid dye that has a carboxylic acid group in the molecule, and the free acid is an oil-soluble dye. The sodium salt and potassium salt are called uranine and are used in fluorescent dyes, bath additives, adsorption indicators, fluorescent indicators, etc. It is synthesized by heating and condensing resorcinol and phthalic anhydride in the presence of zinc chloride and sulfuric acid, and is converted to the sodium salt or potassium salt as necessary. …

*Some of the terminology that mentions "uranine" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…黄色の酸性染料の一種で,分子中にカルボン酸基をもち,遊離酸は油溶染料。ナトリウムNa塩,カリウムK塩はウラニンuranineと呼ばれ,蛍光染料,浴剤,吸着指示薬,蛍光指示薬などに使用される。レゾルシンと無水フタル酸を塩化亜鉛,硫酸の存在で加熱縮合して合成し,必要によりナトリウム塩またはカリウム塩とする。…

※「uranine」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Uranometria (English spelling)

>>:  Urania

Recommend

Police questioning - Shokumushitsumon

Police officers may stop and question anyone who,...

Rally - Rally

Generally, it refers to a gathering for the compi...

wage differentials

…The wage structure can be said to be the structu...

paix

… [Differences in views of peace between the cult...

Gogo

...Located on a plateau at an altitude of 1100-12...

"Zapiski iz myortvogo doma" (English spelling)

…His experience of this mock death penalty is viv...

Kawatake (algae) - Kawatake

…Some freshwater algae are used as food. The main...

Assimilation root

… The adhesive roots of epiphytes and the adventi...

Yoshisho Sou - Kissho Sou

…However, the content of the ceremony was merely ...

Fumidawara - Fumidawara

〘Noun〙① A piece of straw woven into a bale-like sh...

Akira Ifukube

Composer. Born in Kushiro-cho, Hokkaido (now Kush...

Modern Portuguese - Kindai Porto Gargo

…The language was clearly divided into Galician n...

Absentee - Absentee (English spelling)

A person who has left his/her previous address or ...

Minato Ohashi Bridge

This steel road bridge connects Kaigan-dori Street...

Hair removal - Datsumo

〘noun〙① The falling out of hair. Also, hair that h...