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Screening compounds

Florantyrone

Also known as Fluorantyrone, Zanchol, Florantirona

CAS 519-95-9Formula C20H14O3Molar mass 302.33 g/molEC 208-279-2
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Florantyrone chemical structure, C20H14O3, CAS 519-95-9
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Fine platelets from dioxane + ethanol
Melting point
195 °C
Solubility
SOL IN METHANOL, ETHANOL, AQ SOLN OF SODIUM CARBONATE
HS code
291830
Category
Screening compounds

What is Florantyrone?

Plain description, key identifiers and synonyms

Florantyrone is a butanone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-fluoranthen-8-yl-4-oxobutanoic acid
CAS number
519-95-9 CAS number cross-checked
EC number
208-279-2
Molecular formula
C20H14O3
UNII
UZ5LMI200P
InChIKey
QOBAOSCOLAGPKI-UHFFFAOYSA-N
InChI
InChI=1S/C20H14O3/c21-18(9-10-19(22)23)13-7-8-14-15-5-1-3-12-4-2-6-16(20(12)15)17(14)11-13/h1-8,11H,9-10H2,(H,22,23)
SMILES (canonical and isomeric)
C1=CC2=C3C(=C1)C4=C(C3=CC=C2)C=C(C=C4)C(=O)CCC(=O)O

Synonyms

  • Fluorantyrone
  • Zanchol
  • Florantirona
  • Florantyron
  • Fluochol
  • Florantyronum
  • Cistoplex
  • Idrobil
  • Idroepar
  • Anchol
  • Bilyn
  • 4-(Fluoranthen-8-yl)-4-oxobutanoic acid
  • gamma-Oxo-8-fluoranthenebutyric acid
  • beta-(8-Fluoranthoyl)propionic acid
  • gamma-Oxo-8-fluoranthenebutanoic acid
  • beta-(8-Fluoranthyloyl)propionic acid
  • 8-Fluoranthenebutyric acid, gamma-oxo-
  • SC 1674
  • 4-(8-Fluoranthenyl)-4-oxobutyric acid
  • florantirone
  • flurantyron
  • 4-fluoranthen-8-yl-4-oxobutanoic acid
  • Kanchol
  • 8-Fluoranthenebutanoic acid, gamma-oxo-
  • 4-(8-Fluoranthenyl)-4-oxobutanoic acid #

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

Appearance
Fine platelets from dioxane + ethanolexp.
Melting point
195 °Cexp.
Solubility
SOL IN METHANOL, ETHANOL, AQ SOLN OF SODIUM CARBONATEexp.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
302.33 g/molcalc.
Exact mass
302.0943 Dacalc.
LogP (octanol/water)
4.53calc.
Topological polar surface area
54.37 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
23calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2c(c1)-c1cccc3cccc-2c13

c1ccc2c(c1)-c1cccc3cccc-2c13

4 rings, 16 atoms, the Fluoranthene ring system.

205 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Florantyrone suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

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Florantyrone price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

How it is made

Prepn from fluoranthene & succinic anhydride in presence of aluminum chloride in nitrobenzene solution: fancher, us patent 2,560,425 (1951 to miles lab).

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Florantyrone is traded under.

HS 2918.30Indicative HS code

Carboxylic acids with aldehyde or ketone function but without other oxygen function…

World exports in 2024
$813M
−39.8% vs 2023, imports $1.23B
2019 to 2024
Top exporters
  1. China43.3%
  2. India * partner reported10.4%
  3. United States6.8%
Top importers
  1. Singapore33.1%
  2. Germany7.2%
  3. Japan6.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Florantyrone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Florantyrone, based on the data on this page

What is Florantyrone?

Florantyrone is a butanone.

What is the CAS number of Florantyrone?

The CAS registry number of Florantyrone is 519-95-9.

What is the molecular formula and weight of Florantyrone?

The molecular formula of Florantyrone is C20H14O3 and its molar mass is 302.33 g/mol.

What is Florantyrone used for?

Known uses and roles of Florantyrone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Florantyrone hazardous?

No GHS hazard classification for Florantyrone is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Florantyrone?

Florantyrone is usually classified under HS code 291830 (Carboxylic acids with aldehyde or ketone function but without other oxygen function…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Florantyrone?

Post a free request on CompoundList and suppliers of Florantyrone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Florantyrone?

Suppliers quote Florantyrone on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Florantyrone

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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