Skip to Content
Merck
CN

Specification Sheet

Product Name
5(6)-Carboxy-2′,7′-dichlorofluorescein diacetate BioReagent, suitable for fluorescence, ≥85% (HPCE)

Product Number
21884

Product Brand
sigma

CAS Number
127770-45-0

Molecular Weight
529.28

Test

Specification

APPEARANCE (COLOR)White to Light Yellow and White to Light Orange
APPEARANCE (FORM)Powder or Crystals
PURITY (HPCE AREA %)≥ 85.0 %
PROTON NMR SPECTRUMCONFORMS TO STRUCTURE
EMISSION MAXIMUM524 - 534 nm
REMARKS ON LUMINESCENCEEX. 470 NM IN 0.1 M TRIS PH 8.0, ESTERASE
SUITABILITY ASSAYSUITABLE AS A FLUOROGENIC SUBSTRATE FOR ESTERASES