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Fungicides

Quinoxyfen

Also known as 5,7-dichloro-4-(4-fluorophenoxy)quinoline, Quinoline, 5,7-dichloro-4-(4-fluorophenoxy)-, Quintec

CAS 124495-18-7Formula C15H8Cl2FNOMolar mass 308.14 g/molEC 602-997-3
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 4 suppliers listed
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Quinoxyfen chemical structure, C15H8Cl2FNO, CAS 124495-18-7
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Crystals from heptane
Melting point
105 to 106
Density
1.56
Flash point
>93
Solubility
In water, 0.128 (pH 5), 0.047 (pH 7), 0.036 (pH 9) (all in g/L, 20 °C)
HS code
293349
Category
Fungicides
Illustrative photo, drums, an IBC tote and sacks in a chemical warehouse in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Quinoxyfen?

Plain description, key identifiers and synonyms

Quinoxyfen is a member of the class of quinolines carrying two chloro substituents at positions 5 and 7 together with a 4-fluorophenoxy substituent at position 4. A fungicide used mainly to control powdery mildew in cereals. It has a role as an antifungal agrochemical. It is a member of quinolines, an aromatic ether, an organochlorine compound and a member of monofluorobenzenes.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5,7-dichloro-4-(4-fluorophenoxy)quinoline
CAS number
124495-18-7 CAS number cross-checked
EC number
602-997-3
Molecular formula
C15H8Cl2FNO
UNII
PPC78J1VCW
MDL number
MFCD03265638
InChIKey
WRPIRSINYZBGPK-UHFFFAOYSA-N
InChI
InChI=1S/C15H8Cl2FNO/c16-9-7-12(17)15-13(8-9)19-6-5-14(15)20-11-3-1-10(18)2-4-11/h1-8H
SMILES (canonical and isomeric)
C1=CC(=CC=C1OC2=C3C(=CC(=CC3=NC=C2)Cl)Cl)F

Synonyms

  • 5,7-dichloro-4-(4-fluorophenoxy)quinoline
  • Quinoline, 5,7-dichloro-4-(4-fluorophenoxy)-
  • Quintec
  • DE 795
  • 5,7-dichloro-4-quinolyl 4-fluorophenyl ether
  • Legend, DE 795
  • quinoxifen
  • (5,7-Dichloro-4-quinolyl) (4-fluorophenyl) ether
  • Quinoxyfen 10 microg/mL in Cyclohexane
  • Quinoxyfen 10 microg/mL in Acetonitrile
  • Quinoxyfen, PESTANAL(R), analytical standard

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
Crystals from heptaneexp.
Melting point
105 to 106exp.
Density
1.56exp.
Flash point
>93exp.
Solubility
In water, 0.128 (pH 5), 0.047 (pH 7), 0.036 (pH 9) (all in g/L, 20 °C)exp.
Vapour pressure
1.50 × 10⁻⁷ mm Hg at 25 °Cexp.

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
308.14 g/molcalc.
Exact mass
306.9967 Dacalc.
LogP (octanol/water)
5.47calc.
Topological polar surface area
22.12 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)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, c1ccc(Oc2ccnc3ccccc23)cc1

c1ccc(Oc2ccnc3ccccc23)cc1

3 rings, 17 atoms, the 4-Phenoxyquinoline ring system.

227 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H317May cause an allergic skin reaction.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (10)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.

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

Full safety data and first aid

Quinoxyfen suppliers

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

All 4 suppliers
4 of 4 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

4 suppliers in 2 countries

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Quinoxyfen price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Agricultural fungicide.

Use classes: Fungicides, Pesticides.

Roles

  • agrochemical
  • antifungal agent
  • antifungal agrochemical
  • antimicrobial agent
  • fungicide
  • pesticide

Functional uses

  • Biocide

How it is made

Quinoxyfen is produced by reaction of 4,5,7-trichloroquinoline with p-fluorophenol in the presence of 4-dimethylaminopyridine as catalyst in refluxing xylene.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 613-138-00-7

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2933.49Indicative HS code

Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…

World exports in 2024
$939M
−14.6% vs 2023, imports $1.48B
2019 to 2024
Top exporters
  1. China30.1%
  2. India * partner reported16.7%
  3. Switzerland * partner reported14.1%
Top importers
  1. United Kingdom19.2%
  2. Germany16.0%
  3. Romania8.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Quinoxyfen?

Quinoxyfen is a member of the class of quinolines carrying two chloro substituents at positions 5 and 7 together with a 4-fluorophenoxy substituent at position 4. A fungicide used mainly to control powdery mildew in cereals. It has a role as an antifungal agrochemical.

What is the CAS number of Quinoxyfen?

The CAS registry number of Quinoxyfen is 124495-18-7.

What is the molecular formula and weight of Quinoxyfen?

The molecular formula of Quinoxyfen is C15H8Cl2FNO and its molar mass is 308.14 g/mol.

What is Quinoxyfen used for?

Agricultural fungicide. Use classes: Fungicides, Pesticides.

Is Quinoxyfen hazardous?

Quinoxyfen carries the GHS signal word "Warning". Main hazards: may cause an allergic skin reaction, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Quinoxyfen?

Quinoxyfen is usually classified under HS code 293349 (Compounds containing in the structure a quinoline or isoquinoline ring-system (whether…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Quinoxyfen?

CompoundList lists 4 suppliers of Quinoxyfen in China and Japan. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Quinoxyfen?

Suppliers quote Quinoxyfen 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 Quinoxyfen

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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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