Home Categories Analytical Chemistry 5-Aminofluorescein
A0673512

5-Aminofluorescein , 96% , 3326-34-9

CAS NO.:3326-34-9

Empirical Formula: C20H13NO5

Molecular Weight: 347.32

MDL number: MFCD00005052

EINECS: 222-043-6

Pack Size Price Stock Quantity
250MG RMB167.20 In Stock
1G RMB317.60 In Stock
5G RMB1423.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: 223 °C (dec.)(lit.)
Boiling point: 481.89°C (rough estimate)
Density  1.3724 (rough estimate)
refractive index  1.5180 (estimate)
storage temp.  room temp
solubility  DMF: 5 mg/ml; DMSO: 5 mg/ml
pka 9.34±0.20(Predicted)
form  powder
color  red-brown
Water Solubility  Soluble in water (partly), methanol (10 mg/ml), and acetone.
BRN  48395
Stability: Light and Moisture Sensitive
InChIKey GZAJOEGTZDUSKS-UHFFFAOYSA-N
CAS DataBase Reference 3326-34-9(CAS DataBase Reference)
EPA Substance Registry System Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 5-amino-3',6'-dihydroxy- (3326-34-9)

Description and Uses

5-aminofluorescein is also used to prepare FITC Isomer I (CDX-F0011, CDX-F0020). It is a chemical used as molecular probe and important as fluorescent dye and for derivatives. Fluorescent labeling reagent for proteins. Used in the fluorescent antibody technique for rapid identification of pathogens.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P264-P270-P301+P312-P302+P352-P305+P351+P338
Hazard Codes  Xn
Risk Statements  22-36/37/38
Safety Statements  26
WGK Germany  3
10
TSCA  Yes
HS Code  32049090

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