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A heterocyclic aromatic compound, C16H18N3SCl·3H2O, consisting of dark green crystals that form a deep blue solution when dissolved in water. It is used as an antidote for cyanide poisoning, an analytical indicator, and a bacteriological stain.
(Elements & Compounds) a dark-green crystalline compound forming a blue aqueous solution, used as a mild antiseptic and biological stain. Formula: C16H18N3SCl.3H2O. Also called: methylthionine chloride
a dark green, crystalline compound, C16H18ClN3S, that dissolves in water to form a deep blue solution: used chiefly as a dye, as a biological stain, and as an antidote for cyanide poisoning.
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|Noun||1.||methylene blue - a dark green dye used as a stain, an antiseptic, a chemical indicator, and an antidote in cyanide poisoning|
thiazine - a compound made up of a ring of four carbon atoms and one sulfur atom and one nitrogen atom
stain - (microscopy) a dye or other coloring material that is used in microscopy to make structures visible
n. azul de metileno, agente usado como antídoto al cianuro.