Thymol Blue

• Catalog No.: 114545
• CAS Number: 76-61-9
• M. F.: C27H30O5S
• M. W.: 466.5891

SYNONYMS

• Title: 百里酚蓝
• IUPAC name: 3,3-bis[4-hydroxy-2-methyl-5-(propan-2-yl)phenyl]-3H-2,1λ^6-benzoxathiole-1,1-dione
• IUPAC Traditional name: thymol blue
• Synonyms: Thymolsulfonphthalein; 百里香酚磺酞

DATABASE IDS

• CAS Number: 76-61-9
• Beilstein Number: 368036
• EC Number: 200-973-3
• PubChem SID: 24847181
• MDL Number: MFCD00005869

PROPERTIES

• Clarity of solution: passes test
• Empirical Formula (Hill Notation): C27H30O5S
• Grade: ACS reagent
• Visual Transition Interval: 1.2 - 2.8, red to yellow (acid range)
• Visual Transition Interval: 1.2 - 2.8, red to yellow
• Visual Transition Interval: 8.0 - 9.2, yellow to blue (alkaline range)
• Visual Transition Interval: 8.0 - 9.2, yellow to blue
• Absorption Wavelength: λmax 376 nm (2nd)
• Absorption Wavelength: λmax 594 nm
• Melting Point: 221-224 °C (dec.)(lit.)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Packaging
5, 25 g in glass bottle

Description (简体中文)

包装
5, 25 g in glass bottle