Fluorescein
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Product Description
Product
Fluorescein
CAS
2321-07-5
Formula
C20H12O5
Synonym
11712yellow; 2-(6-hydroxy-3-oxo-3h-xanthen-9-yl)-benzoicaci; 3,6-dihydroxyspiro(xanthene-9,3’-phthalide); 3,6-fluorandiol; 3’,4’-dehydroxyfluoran; 3’,6’-dihydroxy-fluora; 3’,6’-dihydroxyfluoran; 3’,6’-dihydroxyspiro(isobenzofuran-1(3h),9’(9h)-xanthen)-3-one;;D&C Yellow No. 7;Acid yellow 73; CI 453501; 3,6-Dihydroxyspiro [isobenzofuran-1(3H),9-[9H] xanthen]-3-one; Fluorescein; Solvent yellow 94
Typical Product Specifications
Molecular weight
332.31
EINECS
219-031-8
SMILES
c1ccc2c(c1)C(=O)OC23c4ccc(cc4Oc5c3ccc(c5)O)O
InChI
GNBHRKFJIUUOQI-UHFFFAOYSA-N
InChIKey
1S/C20H12O5/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20/h1-10,21-22H
log P (octanol-water)
3.350
Melting Point
315 dec ° C
Atmospheric OH Rate Constant
2.00E-10 cm3/molecule-sec
Storage Temperature
-20°C
Melting Point
320 °C
Stability
Stable. Combustible. Incompatible with strong oxidizing agents.
BRN Number
94324
Storage Temperature
-20°C
Colour Index
45350
Merck
14,4159
Water solubility
insoluble
Notes
Fluorescein uses and applications include: Colorant in external cosmetics, pharmaceuticals
Class
Industry
Functions
Fluorescein
Product Description
Product
Fluorescein
CAS
2321-07-5
Formula
C20H12O5
Synonym
11712yellow; 2-(6-hydroxy-3-oxo-3h-xanthen-9-yl)-benzoicaci; 3,6-dihydroxyspiro(xanthene-9,3’-phthalide); 3,6-fluorandiol; 3’,4’-dehydroxyfluoran; 3’,6’-dihydroxy-fluora; 3’,6’-dihydroxyfluoran; 3’,6’-dihydroxyspiro(isobenzofuran-1(3h),9’(9h)-xanthen)-3-one;;D&C Yellow No. 7;Acid yellow 73; CI 453501; 3,6-Dihydroxyspiro [isobenzofuran-1(3H),9-[9H] xanthen]-3-one; Fluorescein; Solvent yellow 94
Typical Product Specifications
Molecular weight
332.31
EINECS
219-031-8
SMILES
c1ccc2c(c1)C(=O)OC23c4ccc(cc4Oc5c3ccc(c5)O)O
InChI
GNBHRKFJIUUOQI-UHFFFAOYSA-N
InChIKey
1S/C20H12O5/c21-11-5-7-15-17(9-11)24-18-10-12(22)6-8-16(18)20(15)14-4-2-1-3-13(14)19(23)25-20/h1-10,21-22H
log P (octanol-water)
3.350
Melting Point
315 dec ° C
Atmospheric OH Rate Constant
2.00E-10 cm3/molecule-sec
Storage Temperature
-20°C
Melting Point
320 °C
Stability
Stable. Combustible. Incompatible with strong oxidizing agents.
BRN Number
94324
Storage Temperature
-20°C
Colour Index
45350
Merck
14,4159
Water solubility
insoluble
Notes
Fluorescein uses and applications include: Colorant in external cosmetics, pharmaceuticals
Class
Industry
Functions
