5(6)-Carboxynaphthofluorescein

• Catalog No.: 21932
• CAS Number: 128724-35-6
• M. F.: C58H32O14
• M. W.: 952.86628
• Purity: ≥90% (TLC)

SYNONYMS

• IUPAC name: 7',19'-dihydroxy-3-oxo-3H-2'-oxaspiro[2-benzofuran-1,13'-pentacyclo[12.8.0.0^3,^1^2.0^4,^9.0^1^7,^2^2]docosane]-1'(14'),3',5',7',9',11',15',17',19',21'-decaene-5-carboxylic acid; 7',19'-dihydroxy-3-oxo-3H-2'-oxaspiro[2-benzofuran-1,13'-pentacyclo[12.8.0.0^3,^1^2.0^4,^9.0^1^7,^2^2]docosane]-1'(14'),3',5',7',9',11',15',17',19',21'-decaene-6-carboxylic acid
• IUPAC Traditional name: 7',19'-dihydroxy-3-oxo-2'-oxaspiro[2-benzofuran-1,13'-pentacyclo[12.8.0.0^3,^1^2.0^4,^9.0^1^7,^2^2]docosane]-1'(14'),3',5',7',9',11',15',17',19',21'-decaene-5-carboxylic acid; 7',19'-dihydroxy-3-oxo-2'-oxaspiro[2-benzofuran-1,13'-pentacyclo[12.8.0.0^3,^1^2.0^4,^9.0^1^7,^2^2]docosane]-1'(14'),3',5',7',9',11',15',17',19',21'-decaene-6-carboxylic acid

DATABASE IDS

• CAS Number: 128724-35-6

PROPERTIES

• Empirical Formula (Hill Notation): C29H16O7
• Product Line: BioReagent
• Purity: ≥90% (TLC)
• Suitability: suitable for fluorescence
• pKa: 7.6
• Fluorescence: λex 512 nm; λem 567 nm (acid/neutral)
• Fluorescence: λex 598 nm; λem 668 nm (basic)
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3

DETAILS

Description (English)

Application
suitable as pH-indicator

Description (简体中文)

Application
suitable as pH-indicator