U - Isobutyric acid

• Catalog No.: 46935
• CAS Number: 79-31-2
• M. F.: C54H46N2O16
• M. W.: 978.94684
• Purity: ≥90% (HPCE)

SYNONYMS

• Title: 异丁酸
• IUPAC name: 6-{3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-5-ylformamido}hexanoic acid; 6-{3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-6-ylformamido}hexanoic acid
• IUPAC Traditional name: 6-{3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-ylformamido}hexanoic acid; 6-{3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-6-ylformamido}hexanoic acid
• Synonyms: Fluorescein-5(6)-carboxamidocaproic acid; 2-甲基丙酸

DATABASE IDS

• CAS Number: 79-31-2

PROPERTIES

• Empirical Formula (Hill Notation): C27H23NO8
• Purity: ≥90% (HPCE)
• Suitability: suitable for fluorescence
• Fluorescence: λex 491 nm; λem 515 nm in 0.1 M Tris pH 9.0
• Solubility: DMF: soluble
• Solubility: DMSO: soluble
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• European Hazard Symbols: Irritant (Xi)
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves
• GHS Precautionary statements: P261-P305 + P351 + P338
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• Storage Temperature: 2-8°C
• German water hazard class: 3