21886

5(6)-Carboxy-2′,7′-dichlorofluorescein diacetate N-succinimidyl ester

for fluorescence, ≥85% (HPLC)

• Empirical Formula (Hill Notation): C₂₉H₁₇Cl₂NO₁₁
• CAS Number: 147265-60-9
• Molecular Weight: 626.35
• MDL number: MFCD00037456
• UNSPSC Code: 12352200

Properties

• grade: for fluorescence
• Assay: ≥85% (HPLC)
• mp: ≥220 °C (lit.)
• solubility: DMF: soluble; DMSO: soluble; methanol: soluble
• fluorescence: λ_ex 470 nm; λ_em 529 nm in 0.1 M Tris pH 8.0 (esterase)
• storage temp.: −20°C
• SMILES string: CC(=O)Oc1cc2Oc3cc(OC(C)=O)c(Cl)cc3C4(OC(=O)c5cc(ccc45)C(=O)ON6C(=O)CCC6=O)c2cc1Cl.CC(=O)Oc7cc8Oc9cc(OC(C)=O)c(Cl)cc9C%10(OC(=O)c%11ccc(cc%10%11)C(=O)ON%12C(=O)CCC%12=O)c8cc7Cl

Description

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Amine reactive label for long term tracing of cells. Forms green fluorescent conjugates upon deacetylation