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Sigma-Aldrich

5-Carboxyfluorescein

BioReagent, suitable for fluorescence, ≥95% (HPLC)

Synonym(s):

5-FAM

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About This Item

Empirical Formula (Hill Notation):
C21H12O7
CAS Number:
76823-03-5
Molecular Weight:
376.32
Beilstein:
57037
MDL number:
MFCD00036874
UNSPSC Code:
12171500
PubChem Substance ID:
57653195
NACRES:
NA.32

product line

BioReagent

Quality Level

100

Assay

≥95% (HPLC)

form

powder

solubility

DMF: soluble
DMSO: soluble
H2O: soluble

fluorescence

λex 492 nm; λem 517 nm in 0.1 M Tris pH 8.0

suitability

suitable for fluorescence

SMILES string

OC(=O)c1ccc2c(c1)C(=O)OC23c4ccc(O)cc4Oc5cc(O)ccc35

InChI

1S/C21H12O7/c22-11-2-5-15-17(8-11)27-18-9-12(23)3-6-16(18)21(15)14-4-1-10(19(24)25)7-13(14)20(26)28-21/h1-9,22-23H,(H,24,25)

InChI key

NJYVEMPWNAYQQN-UHFFFAOYSA-N

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General description

5-Carboxyfluorescein, also known as 5-FAM, is a green fluorescent product. It is derived from cleavage of 5-Carboxyfluorescein diacetate by intracellular esterases. In viable cells, the fluorescent molecule is impermeable to the cellular membrane.

Application

5-Carboxyfluorescein has been used as a payload to study leakage phenomena on sesame (Sesamum indicum L.) and coconut (Cocos nucifera L.) liposomes.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Derivative of fluorescein giving stable derivative upon conjugation with biopolymers

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)

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Study on leakage of sesame (Sesamum indicum L.) and coconut (Cocos nucifera L.) liposomes
Hudiyanti D, et al.
Orient. J. Chem., 31, 435-439 (2015)
Detection of Bacteria, Viruses, Parasites and Fungi (2010)
Intracellular pH and its Measurement (1989)
The loss-of-allele assay for ES cell screening and mouse genotyping
Methods in Enzymology, 476, 295-307 (2010)
Nicolas Corradi et al.
Molecular genetics and genomics : MGG, 280(6), 565-574 (2008-09-27)
Microsporidia are a group of intracellular parasites characterized by highly reduced and compact genomes. The presence of a high gene density had several consequences for microsporidian genomes, including a high frequency of overlap between transcripts of adjacent genes. This phenomenon
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