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5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride_Molecular_structure_CAS_21811-74-5)
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5-([4,6-Dichlorotriazin-2-yl]amino)fluorescein hydrochloride

Catalog No. 36565 Name Sigma Aldrich
CAS Number 21811-74-5 Website http://www.sigmaaldrich.com
M. F. C23H13Cl3N4O5 Telephone 1-800-521-8956
M. W. 531.73212 Fax
Purity ≥99.0% (TLC) Email
Storage Chembase ID: 130876

SYNONYMS

IUPAC name
5-[(dichloro-1,3,5-triazin-2-yl)amino]-2-(6-hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid hydrochloride
IUPAC Traditional name
5-[(dichloro-1,3,5-triazin-2-yl)amino]-2-(3-hydroxy-6-oxoxanthen-9-yl)benzoic acid hydrochloride
Synonyms
DTAF

DATABASE IDS

PubChem SID 24862551
MDL Number MFCD00051407
CAS Number 21811-74-5

PROPERTIES

MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Storage Temperature 2-8°C
German water hazard class 3
Empirical Formula (Hill Notation) C23H12Cl2N4O5 · HCl
Product Line BioReagent
Purity ≥99.0% (TLC)
Suitability suitable for fluorescence
Fluorescence λex 492 nm; λem 514 nm in 0.1 M Tris pH 9.0
Fluorescence λex 495 nm; λem 516 nm

DETAILS

Description (English)
Application
A fluorescein derivative which reacts with amino groups and N-terminal amino acids of proteins at neutral pH.
Other Notes
Fluorescent label for proteins, similar to FITC in terms of spectral properties but of superior purity and stability; max. absorption at 495 nm, emission at 525 nm1; Used for labeling concanavalin A to produce a suitable probe for the detection of glycoproteins in higher-percentage SDS/polyacrylamide gels2
Description (简体中文)
Application
A fluorescein derivative which reacts with amino groups and N-terminal amino acids of proteins at neutral pH.
Other Notes
Fluorescent label for proteins, similar to FITC in terms of spectral properties but of superior purity and stability; max. absorption at 495 nm, emission at 525 nm1; Used for labeling concanavalin A to produce a suitable probe for the detection of glycoproteins in higher-percentage SDS/polyacrylamide gels2

REFERENCES