Basic Information | Post buying leads | Suppliers | Cas Database |
Name |
Fluorescein 6-isothiocyanate |
EINECS | N/A |
CAS No. | 18861-78-4 | Density | 1.54g/cm3 |
PSA | 120.44000 | LogP | 4.40010 |
Solubility | N/A | Melting Point |
N/A |
Formula | C21H11 N O5 S | Boiling Point | 719.1°Cat760mmHg |
Molecular Weight | 389.388 | Flash Point | 388.7°C |
Transport Information | N/A | Appearance | N/A |
Safety | Risk Codes | N/A | |
Molecular Structure | Hazard Symbols | N/A | |
Synonyms |
Fluorescein,6-isothiocyanato- (8CI); 6-Isothiocyanatofluorescein; Fluorescein6-isothiocyanate; Fluorescein isothiocyanate isomer II |
Article Data | 2 |
Molecular Structure of Fluorescein 6-isothiocyanate (CAS NO. 18861-78-4):
Systematic Name: 3',6'-Dihydroxy-6-isothiocyanato-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Molecular Formula: C21H11NO5S
Molecular Weight: 389.38
CAS Registry Number: 18861-78-4
Index of Refraction: 1.753
Molar Refractivity: 102.82 cm3
Molar Volume: 251.5 cm3
Surface Tension: 63.4 dyne/cm
Density: 1.54 g/cm3
Flash Point: 388.7 °C
Enthalpy of Vaporization: 108.81 kJ/mol
Boiling Point: 719.1 °C at 760 mmHg
Vapour Pressure: 2.28E-21 mmHg at 25 °C
Structure Descriptors:
SMILES: S=C=N/c5cc1c(C(=O)OC13c4ccc(O)cc4Oc2cc(O)ccc23)cc5 Copy
InChI: InChI=1/C21H11NO5S/c23-12-2-5-15-18(8-12)26-19-9-13(24)3-6-16(19)21(15)17-7-11(22-10-28)1-4-14(17)20(25)27-21/h1-9,23-24H
InChIKey: GTQFZXYECNSNNC-UHFFFAOYAK
Std. InChI: InChI=1S/C21H11NO5S/c23-12-2-5-15-18(8-12)26-19-9-13(24)3-6-16(19)21(15)17-7-11(22-10-28)1-4-14(17)20(25)27-21/h1-9,23-24H
Std. InChIKey: GTQFZXYECNSNNC-UHFFFAOYSA-N