マラカイトグリーン 化学特性,用途語,生産方法
定義
本品は、次の化学式で表されるトリフェニルメタン系色素である。
解説
マラカイトグリーン,水，エタノールに易溶(青緑色)．λmax 616.9 nm．pH 2以下で黄色．絹，羊毛，ジュートの直接染料のほか，木綿のタンニン媒染，分析試薬，生体染色に用いられる．
用途
顔料
製法
マラカイトグリーン,青緑色塩基性染料．ベンズアルデヒドをジメチルアニリンと縮合させてビス(p-ジメチルアミノフェニル)フェニルメタンを合成し，酸化後，塩酸処理すると得られる．
化粧品の成分用途
毛髪着色剤、着色剤
化学的特性
Green crystals. Soluble in water; ethyl,
methyl, and amyl alcohol.
使用
A triphenylmethane dye with fungicidal and limited antiseptic activity. The term Malachine green applies to the oxalate as well as the chloride. Harmful if swallowed. Avoid release to the environment.
製造方法
commonly known as Malachite Green. (a) in the presence of hydrochloric acid or sulfuric acid, Benzaldehyde ?(1 Moore) and N,N-dimethylaniline(2 Moore) condensation, and then used lamps and acid oxidation its products; (b) N,N-dimethylaniline and 1-(Trichloromethyl)benzene?heating.
定義
ChEBI: An organic chloride salt that is the monochloride salt of malachite green cation. Used as a green-coloured dye, as a counter-stain in histology, and for its anti-fungal properties in aquaculture.
一般的な説明
Green crystals with metallic luster. Water solutions are blue-green. Used in dyeing silk, wool, biological staining, etc.
空気と水の反応
Very soluble in water.
反応プロフィール
Pigment Green 18 neutralizes acids in exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen may be generated in combination with strong reducing agents, such as hydrides.
危険性
Toxic by ingestion.
マラカイトグリーン 上流と下流の製品情報
原材料
準備製品