Home›ECHA InfoCard ID from Wikidata›劳氏紫🌐中文EnglishDeutschEspañolFrançaisPolskiPortuguês한국어中文日本語EntityQ4353986· pop 8· linked from 14 articles劳氏紫Also known as Lauth's violet, 3,7-diaminophenothiazin-5-ium chloride, thionine化合物Wikidata factsMass263.028396Show 2 more factschemical formulaC₁₂H₁₀ClN₃Scanonical SMILESC1=CC2=C(C=C1N)SC3=CC(=N)C=CC3=N2.ClSources (2)wikidata.orgdocs.openalex.orgvia Wikidata · CC0Available in 8 languagesDeutschPortuguêsFinnishSerbianSerbian (Latin)Urdu한국어via Wikidata sitelinks · CC0ConnectionsInternational Standard Book NumberEntityWayback MachineEntityCategoriesECHA InfoCard ID from WikidataPhenothiazinesStaining dyes