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4-Nitrofluorescein Structure

4-Nitrofluorescein

Chemical Properties

Melting point >300°C
Boiling point 692.0±55.0 °C(Predicted)
Density  1.72±0.1 g/cm3(Predicted)
storage temp.  2-8°C
solubility  almost transparency in NaOH100g/L
form  powder to crystal
pka 9.29±0.20(Predicted)
color  Light yellow to Brown
Stability Light and Moisture Sensitive
InChI InChI=1S/C20H11NO7/c22-11-2-5-15-17(8-11)27-18-9-12(23)3-6-16(18)20(15)14-4-1-10(21(25)26)7-13(14)19(24)28-20/h1-9,22-23H
InChIKey UACQOMKZFGNRBL-UHFFFAOYSA-N
SMILES C12(C3=C(C=C(O)C=C3)OC3=C1C=CC(O)=C3)C1=C(C=C([N+]([O-])=O)C=C1)C(=O)O2
EPA Substance Registry System Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-nitro- (3326-35-0)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302-H315-H319-H335
Precautionary statements P280-P305+P351+P338
HS Code  2932.99.7000

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