U - D-Malic acid

• Catalog No.: 46940
• CAS Number: 636-61-3
• M. F.: C62H52N4O20
• M. W.: 1173.09108
• Purity: ≥75% (HPLC)

SYNONYMS

• Title: D-苹果酸
• IUPAC name: 2,5-dioxopyrrolidin-1-yl 6-{3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-5-ylformamido}hexanoate 2,5-dioxopyrrolidin-1-yl 6-{3',6'-dihydroxy-3-oxo-3H-spiro[2-benzofuran-1,9'-xanthene]-6-ylformamido}hexanoate
• IUPAC Traditional name: 2,5-dioxopyrrolidin-1-yl 6-{3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-5-ylformamido}hexanoate 2,5-dioxopyrrolidin-1-yl 6-{3',6'-dihydroxy-3-oxospiro[2-benzofuran-1,9'-xanthene]-6-ylformamido}hexanoate
• Synonyms: Fluorescein-5(6)-carboxamidocaproic acid N-succinimidyl ester; (R)-(+)-2-羟基琥珀酸; D-(+)-苹果酸; D-羟基丁二酸

DATABASE IDS

• MDL Number: MFCD00467542
• CAS Number: 636-61-3

PROPERTIES

• Empirical Formula (Hill Notation): C31H26N2O10
• Purity: ≥75% (HPLC)
• Suitability: suitable for fluorescence
• Fluorescence: λex 490 nm; λem 514 nm (pH 8.2)
• Fluorescence: λex 491 nm; λem 515 nm in 0.1 M Tris pH 9.0
• Solubility: DMF: soluble
• Solubility: methanol: 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: -20°C
• German water hazard class: 3

DETAILS

Description (English)

Application
Reagent for introducing the fluorescein label; the spacer renders the reactive group more accessible to nucleophiles on biopolymers