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Fungicides

Fluoroimide

Also known as 3,4-Dichloro-1-(4-fluorophenyl)-1H-pyrrole-2,5-dione, Fluoromide, Spartcide

CAS 41205-21-4Formula C10H4Cl2FNO2Molar mass 260.05 g/molEC 609-898-4
GHS signal word: Danger. Pictograms: Corrosive, Acute toxicity (severe), Hazardous to the environment
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Fluoroimide chemical structure, C10H4Cl2FNO2, CAS 41205-21-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
41205-21-4
Formula
C10H4Cl2FNO2
Molar mass
260.05 g/mol
EC number
609-898-4
HS code
292519
Category
Fungicides

What is Fluoroimide?

Plain description, key identifiers and synonyms

Fluoroimide is a maleimide that is substituted at positions 3 and 4 by chlorines and on the nitrogen by a p-fluorophenyl group. Previously used as a fungicide (now obsolete). It has a role as an antifungal agrochemical. It is an organochlorine pesticide, an organofluorine pesticide, a member of maleimides, a member of monofluorobenzenes and a dicarboximide fungicide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3,4-dichloro-1-(4-fluorophenyl)pyrrole-2,5-dione
CAS number
41205-21-4 CAS number cross-checked
EC number
609-898-4
Molecular formula
C10H4Cl2FNO2
UNII
2RA6KRO7U9
MDL number
MFCD00053087
InChIKey
IPENDKRRWFURRE-UHFFFAOYSA-N
InChI
InChI=1S/C10H4Cl2FNO2/c11-7-8(12)10(16)14(9(7)15)6-3-1-5(13)2-4-6/h1-4H
SMILES (canonical and isomeric)
C1=CC(=CC=C1N2C(=O)C(=C(C2=O)Cl)Cl)F

Synonyms

  • 3,4-Dichloro-1-(4-fluorophenyl)-1H-pyrrole-2,5-dione
  • Fluoromide
  • Spartcide
  • Sparticide
  • 2,3-Dichloro-N-4-fluorophenylmaleimide
  • MK 23
  • N-p-Fluorophenyl-2,3-dichloromaleimide
  • 1H-Pyrrole-2,5-dione, 3,4-dichloro-1-(4-fluorophenyl)-
  • 3,4-dichloro-1-(4-fluorophenyl)-1N-pyrrole-2,5-dione
  • Spat
  • 3,4-dichloro-1-(4-fluorophenyl)pyrrole-2,5-dione
  • 3,4-dichloro-1-(4-fluorophenyl)-2,5-dihydro-1H-pyrrole-2,5-dione
  • 3,4-dichloro-1-(4-fluorophenyl)azoline-2,5-dione
  • N-(4-fluorophenyl)-2,3-dichloromaleimide
  • Fluoroimide, 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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
260.05 g/molcalc.
Exact mass
258.9603 Dacalc.
LogP (octanol/water)
2.39calc.
Topological polar surface area
37.38 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
16calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0calc.
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, O=C1C=CC(=O)N1c1ccccc1

O=C1C=CC(=O)N1c1ccccc1

2 rings, 13 atoms, the N-Phenylmaleimide ring system.

375 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H318Causes serious eye damage.
  • H331Toxic if inhaled.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (14)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P391Collect spillage.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

Fluoroimide suppliers

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Fluoroimide price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Roles

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

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 Fluoroimide is traded under.

HS 2925.19Indicative HS code

Imides and their derivatives, salts thereof, other

World exports in 2024
$295M
+11.7% vs 2023, imports $348M
2019 to 2024
Top exporters
  1. China29.7%
  2. Japan22.7%
  3. United Kingdom10.0%
Top importers
  1. United States12.7%
  2. Brazil12.6%
  3. China10.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Fluoroimide?

Fluoroimide is a maleimide that is substituted at positions 3 and 4 by chlorines and on the nitrogen by a p-fluorophenyl group. Previously used as a fungicide (now obsolete). It has a role as an antifungal agrochemical.

What is the CAS number of Fluoroimide?

The CAS registry number of Fluoroimide is 41205-21-4.

What is the molecular formula and weight of Fluoroimide?

The molecular formula of Fluoroimide is C10H4Cl2FNO2 and its molar mass is 260.05 g/mol.

What is Fluoroimide used for?

Known uses and roles of Fluoroimide include fungicides in agriculture and crop protection, agrochemical, antifungal agent, antifungal agrochemical, antimicrobial agent and 2 more.

Is Fluoroimide hazardous?

Fluoroimide carries the GHS signal word "Danger". Main hazards: causes serious eye damage, toxic if inhaled, 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 Fluoroimide?

Fluoroimide is usually classified under HS code 292519 (Imides and their derivatives, salts thereof, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fluoroimide?

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

What is the price of Fluoroimide?

Suppliers quote Fluoroimide 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 Fluoroimide

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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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