Fluorescein

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Fluorescein

Fluorescein | 2321-07-5

Catelog Number F04-0037
Category Fluorescein FAM
Molecular Formula C20H12O5
Molecular Weight 332.31
Catalog Number Size Price Quantity
F04-0037 -- $--

Product Introduction

Fluorescein is a synthetic fluorescent tracer, used in ophthalmology as a tool in the diagnosis of corneal abrasions, corneal ulcers and herpetic corneal infections.

Chemical Information

Related CAS 518-47-8 (disodium salt)
Synonyms 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one; C.I. 45350; Colircusi Fluoresceina; D and C Yellow No. 7; D and C Yellow No. 8; Diofluor; Dipotassium Salt, Fluorescein; Disodium Fluorescein; Disodium Salt, Fluorescein; Fluor I Strip A.T.; Fluor-I-Strip A.T.; Fluorescéine sodique Faure; Fluorescein; Fluorescein Dipotassium Salt; Fluorescein Disodium Salt; Fluorescein Monosodium Salt; Fluorescein Sodium; Fluorescein Sodium, Minims; Fluorescein, Disodium; Fluorescein, Sodium; Fluoresceina, Colircusi; Fluoresceine, Minims; Fluorescite; Fluorets; Ful Glo; Ful-Glo; Funduscein; Minims Fluorescein Sodium; Minims Fluoresceine; Minims Stains; Monosodium Salt, Fluorescein; Optifluor Diba; Sodium Fluorescein; Sodium, Fluorescein; Uranine
Purity ≥90%
IUPAC Name 3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one
Canonical SMILES C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O
InChI 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
InChI Key GNBHRKFJIUUOQI-UHFFFAOYSA-N
Solubility Soluble in DMSO (Slightly), Methanol (Slightly)
Density 1.60±0.1 g/cm3
Appearance Brown to Dark Red Solid
Refractive Index 1.46355
Boiling Point 620.8±55.0 ℃ at 760 Torr
Melting Point 315 ℃ (decomp)
MDL Number MFCD00005050
Vapor Pressure 4.1X10-14 mm Hg at 25 °C (est)
LogP 3.4

Product Specification

Maximum Absorption Wavelength 490(0.1mol/L NaOH sol.) nm
Storage Store at 2-8°C
Signal Warning
GHS Hazard Statements H302 (13.82%): Harmful if swallowed [Warning Acute toxicity, oral] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement Codes P264, P264+P265, P270, P280, P301+P317, P305+P351+P338, P330, P337+P317, and P501 (The corresponding statement to each P-code can be found at the GHS Classification page.)

Computed Properties

XLogP3 3.4
Hydrogen Bond Donor Count 2
Hydrogen Bond Acceptor Count 5
Rotatable Bond Count 0
Exact Mass 332.06847348 g/mol
Monoisotopic Mass 332.06847348 g/mol
Topological Polar Surface Area 76Ų
Heavy Atom Count 25
Formal Charge 0
Complexity 522
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

Literatures

PMIDPublication DateTitleJournal
36870414 2023-04-01 Comparison of adjuvant mechanisms of medium-chain triacylglycerol in a mouse FITC-induced contact hypersensitivity model Toxicology
28551711 2017-12-01 Why are most phospholipidosis inducers also hERG blockers? Archives of toxicology
28887287 2017-12-01 Characterization of simvastatin acid uptake by organic anion transporting polypeptide 3A1 (OATP3A1) and influence of drug-drug interaction Toxicology in vitro : an international journal published in association with BIBRA
28729014 2017-11-01 Evaluating ureteral patency in the post-indigo carmine era: a randomized controlled trial American journal of obstetrics and gynecology
27989701 2017-04-01 Inhibition of SLC drug transporter activities by environmental bisphenols Toxicology in vitro : an international journal published in association with BIBRA

Patents

Publication NumberTitlePriority Date
WO-2022078524-A2 Specific conjugation of an antibody 2021-11-03
WO-2022078524-A4 Specific conjugation of an antibody 2021-11-03
US-11331322-B1 Medicament for preventing and/or treating dry eye 2021-09-15
US-11535900-B1 Methods and systems for analysis of samples containing particles used for gene delivery 2021-09-03
US-2022411856-A1 Compact optical high-speed system for nucleic acid amplification and detection 2021-06-29
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