Fluorescein isothiocyanate isomer I CAS NO.3326-32-7

Product Name:    Fluorescein isothiocyanate isomer I

CAS:    3326-32-7
MF:    C21H11NO5S
MW:    389.38
EINECS:    222-042-0

Mol File:    3326-32-7.mol
Fluorescein isothiocyanate isomer I Structure
Fluorescein isothiocyanate isomer I Chemical Properties
Melting point     >360 °C(lit.)
Boiling point     708.6±60.0 °C(Predicted)
density     1.3423 (rough estimate)
refractive index     1.5060 (estimate)
storage temp.     2-8°C
solubility     Slightly soluble in DMSO, ethanol, methanol DMF and acetone
pka    2.2, 4.4, 6.7(at 25℃)
form     powder
color     White
PH Range    Weak green uorescence (6.0) to strong green uorescence (7.2)
Water Solubility     practically insoluble
λmax    490nm
Sensitive     Moisture Sensitive
BRN     1407295
Stability:    Stability Stable, but moisture-sensitive. Incompatible with strong oxidizing agents, strong bases, amines, acids.
Major Application    Magnetic nanowires, immunoassays, analyzing proteins, identifying chromosomes, Salmonella mosomes, diagnosis of cancer, kidney diseases, detecting pathogens, genes, Salmonella cells, toxoplasmosis, enzyme-mediated nucleic acid cleavage, surface molecules on colorectal cancers, treating cancer, chronic lymphocytic leukemia
Biological Applications    Analyzing sugar chain; detecting iodide/iodate or total iodine; detecting/imaging thiols; detecting/quantifying biotin derivatives;16 diagnosing classical Hodgkin lymphoma (CHL) in lymph nodes; cellulose nanocrystals for bioimaging applications; treating neuroinflammation; treating/diagnosing cancer; PEO-PCL-PEO triblock copolymers for topical delivery; polymersomes in biomedical or cosmetic applications;apoptosis assay; as a substrate for measuring heparanase activity, human immunodeficiency virus (HIV-1) proteinase activity, kinase activity, phosphatase activity, β-lactamase activity, transglutaminase (TG2) activity; implantable drug-delivery devicess
InChIKey    MHMNJMPURVTYEJ-UHFFFAOYSA-N
CAS DataBase Reference    3326-32-7(CAS DataBase Reference)
EPA Substance Registry System    Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-isothiocyanato- (3326-32-7)
Safety Information
Hazard Codes     Xn,Xi
Risk Statements     42/43-36/37/38-22
Safety Statements     22-45-36/37/39-26-36/37-36
WGK Germany     3
F     10
TSCA     Yes
HS Code     29329990

Product Name:    Fluorescein isothiocyanate isomer I

CAS:    3326-32-7
MF:    C21H11NO5S
MW:    389.38
EINECS:    222-042-0

Mol File:    3326-32-7.mol
Fluorescein isothiocyanate isomer I Structure
Fluorescein isothiocyanate isomer I Chemical Properties
Melting point     >360 °C(lit.)
Boiling point     708.6±60.0 °C(Predicted)
density     1.3423 (rough estimate)
refractive index     1.5060 (estimate)
storage temp.     2-8°C
solubility     Slightly soluble in DMSO, ethanol, methanol DMF and acetone
pka    2.2, 4.4, 6.7(at 25℃)
form     powder
color     White
PH Range    Weak green uorescence (6.0) to strong green uorescence (7.2)
Water Solubility     practically insoluble
λmax    490nm
Sensitive     Moisture Sensitive
BRN     1407295
Stability:    Stability Stable, but moisture-sensitive. Incompatible with strong oxidizing agents, strong bases, amines, acids.
Major Application    Magnetic nanowires, immunoassays, analyzing proteins, identifying chromosomes, Salmonella mosomes, diagnosis of cancer, kidney diseases, detecting pathogens, genes, Salmonella cells, toxoplasmosis, enzyme-mediated nucleic acid cleavage, surface molecules on colorectal cancers, treating cancer, chronic lymphocytic leukemia
Biological Applications    Analyzing sugar chain; detecting iodide/iodate or total iodine; detecting/imaging thiols; detecting/quantifying biotin derivatives;16 diagnosing classical Hodgkin lymphoma (CHL) in lymph nodes; cellulose nanocrystals for bioimaging applications; treating neuroinflammation; treating/diagnosing cancer; PEO-PCL-PEO triblock copolymers for topical delivery; polymersomes in biomedical or cosmetic applications;apoptosis assay; as a substrate for measuring heparanase activity, human immunodeficiency virus (HIV-1) proteinase activity, kinase activity, phosphatase activity, β-lactamase activity, transglutaminase (TG2) activity; implantable drug-delivery devicess
InChIKey    MHMNJMPURVTYEJ-UHFFFAOYSA-N
CAS DataBase Reference    3326-32-7(CAS DataBase Reference)
EPA Substance Registry System    Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-dihydroxy-5-isothiocyanato- (3326-32-7)
Safety Information
Hazard Codes     Xn,Xi
Risk Statements     42/43-36/37/38-22
Safety Statements     22-45-36/37/39-26-36/37-36
WGK Germany     3
F     10
TSCA     Yes
HS Code     29329990