Pyrocatechol Violet

• Catalog No.: 32672
• CAS Number: 115-41-3
• M. F.: C19H14O7S
• M. W.: 386.37526

SYNONYMS

• Title: 邻苯二酚紫
• IUPAC name: 2-[(3,4-dihydroxyphenyl)(3-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzene-1-sulfonic acid
• IUPAC Traditional name: 2-[(3,4-dihydroxyphenyl)(3-hydroxy-4-oxocyclohexa-2,5-dien-1-ylidene)methyl]benzenesulfonic acid
• Synonyms: 焦儿茶酚紫; Pyrocatecholsulfonphthalein; Catechol violet; 儿茶酚紫

DATABASE IDS

• EC Number: 204-088-3
• CAS Number: 115-41-3
• PubChem SID: 24859615
• Beilstein Number: 353938
• MDL Number: MFCD00005868

PROPERTIES

• Empirical Formula (Hill Notation): C19H14O7S
• Grade: indicator for metal titration
• Suitability: in accordance for suitable for metal definition
• Suitability: passes test for change
• Visual Transition Interval: 6.5 - 8
• Melting Point: 185 °C (dec.)(lit.)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

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