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Key Documents

46939

Sigma-Aldrich

Fluorescein diacetate 5-maleimide

suitable for fluorescence

Synonym(s):

5-Maleimido-fluorescein diacetate, Fluorescein-5-maleimide diacetate

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About This Item

Empirical Formula (Hill Notation):
C28H17NO9
CAS Number:
Molecular Weight:
511.44
MDL number:
UNSPSC Code:
12352111
PubChem Substance ID:
NACRES:
NA.32

form

solid

Quality Level

solubility

DMF: soluble
DMSO: soluble
dioxane: soluble

fluorescence

λex 492 nm; λem 520 nm in 0.1 M phosphate pH 7.0 (after derivatization with 2-mercaptoethanol and after cleavage by esterase)

suitability

corresponds for coupling to thiols
suitable for fluorescence

storage temp.

−20°C

SMILES string

CC(=O)Oc1ccc2c(Oc3cc(OC(C)=O)ccc3C24OC(=O)c5cc(ccc45)N6C(=O)C=CC6=O)c1

InChI

1S/C28H17NO9/c1-14(30)35-17-4-7-21-23(12-17)37-24-13-18(36-15(2)31)5-8-22(24)28(21)20-6-3-16(11-19(20)27(34)38-28)29-25(32)9-10-26(29)33/h3-13H,1-2H3

InChI key

WZBJWHQRQDEKOF-UHFFFAOYSA-N

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Application

Fluorescein diacetate 5-maleimide can be used as a substrate to prepare fluorescent Fe3O4 superparamagnetic nanoparticles (SPMNP) applicable in the subcellular fractionation process. It is also used in the surface modification of glass substrates to alter the surface properties.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Formation of conjugates with immunoreactant for photoluminometric immunoassay by fluorescent energy transfer

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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J. Lakowicz et al.
Eur. Pat. Appl. 552108, CA120, 101282 (1993)
Preparation and characterization of alkyl-thiols monolayer on glass substrates by microcontact printing
Abdullah NH, et al.
AAPS PharmSci, 10, 9538-9543 (2015)
Surface functionalization dependent subcellular localization of Superparamagnetic nanoparticle in plasma membrane and endosome
Raj Deepak BTG and Khan NA
Nano convergence, 5, 4-4 (2018)

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