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D0531

5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride

≥90% purity (HPLC), powder

Synonym(s):

DTAF

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About This Item

Empirical Formula (Hill Notation):
C23H12Cl2N4O5 · HCl
CAS Number:
21811-74-5
Molecular Weight:
531.73
UNSPSC Code:
12171500
PubChem Substance ID:
24893242
NACRES:
NA.47
MDL number:
MFCD00051407
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Product Name

5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride, ≥90% (HPLC)

Quality Segment

assay

≥90% (HPLC)

form

powder

color

yellow to orange

fluorescence

λex 495 nm; λem 516 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

Cl.Oc1ccc2c(Oc3cc(O)ccc3C24OC(=O)c5cc(Nc6nc(Cl)nc(Cl)n6)ccc45)c1

InChI

1S/C23H12Cl2N4O5.ClH/c24-21-27-22(25)29-23(28-21)26-10-1-4-13(16(7-10)20(32)33)19-14-5-2-11(30)8-17(14)34-18-9-12(31)3-6-15(18)19;/h1-9,30H,(H,32,33)(H,26,27,28,29);1H

InChI key

CEKSHCAIHGNWBK-UHFFFAOYSA-N

Application

5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride has been used for labeling of yeast cells to study the adhesion of yeast cells to the digestive tract of sea bass (Dicentrarchus labrax) larvae and leopard grouper (Mycteroperca rosacea). It has also been used to label bacteria (Vibrio spp.).
5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride has been used to covalently label xanthan gum (XG) to study its gelatin behavior.
A fluorescein derivative which reacts with amino groups and N-terminal amino acids of proteins at neutral pH.

Storage Class

11 - Combustible Solids

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

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