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Insecticides and acaricides

Teflubenzuron

Also known as Nomolt, N-[(3,5-dichloro-2,4-difluorophenyl)carbamoyl]-2,6-difluorobenzamide, CME 134

CAS 83121-18-0Formula C14H6Cl2F4N2O2Molar mass 381.11 g/molEC 617-441-5
GHS signal word: Warning. Pictograms: Hazardous to the environment 25 suppliers listed
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Teflubenzuron chemical structure, C14H6Cl2F4N2O2, CAS 83121-18-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
83121-18-0
Formula
C14H6Cl2F4N2O2
Molar mass
381.11 g/mol
EC number
617-441-5
HS code
292519
Category
Insecticides and acaricides

What is Teflubenzuron?

Plain description, key identifiers and synonyms

Teflubenzuron is a N-acylurea that is N-carbamoyl-2,6-difluorobenzamide substituted by a 3,5-dichloro-2,4-difluorophenyl group at the terminal nitrogen atom. It has a role as an insecticide, a xenobiotic and an environmental contaminant. It is a dichlorobenzene, a difluorobenzene and a N-acylurea. It is functionally related to a N-benzoylurea.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
N-[(3,5-dichloro-2,4-difluorophenyl)carbamoyl]-2,6-difluorobenzamide
CAS number
83121-18-0 CAS number cross-checkedOther or deprecated CAS: 99039-56-2
EC number
617-441-5
Molecular formula
C14H6Cl2F4N2O2
UNII
FS9P57VL74
InChIKey
CJDWRQLODFKPEL-UHFFFAOYSA-N
InChI
InChI=1S/C14H6Cl2F4N2O2/c15-5-4-8(12(20)10(16)11(5)19)21-14(24)22-13(23)9-6(17)2-1-3-7(9)18/h1-4H,(H2,21,22,23,24)
SMILES (canonical and isomeric)
C1=CC(=C(C(=C1)F)C(=O)NC(=O)NC2=CC(=C(C(=C2F)Cl)F)Cl)F

Synonyms

  • Nomolt
  • N-[(3,5-dichloro-2,4-difluorophenyl)carbamoyl]-2,6-difluorobenzamide
  • CME 134
  • 1-(3,5-Dichloro-2,4-difluorophenyl)-3-(2,6-difluorobenzoyl)urea
  • N-(((3,5-Dichloro-2,4-difluorophenyl)amino)carbonyl)-2,6-difluorobenzamide
  • N-((3,5-dichloro-2,4-difluorophenyl)carbamoyl)-2,6-difluorobenzamide
  • N-{[(3,5-dichloro-2,4-difluorophenyl)amino]carbonyl}-2,6-difluorobenzamide
  • Tefluron
  • Calicide
  • Diaract
  • Dart
  • Ektobann
  • OMS 3009
  • AC 291898
  • HOE 522
  • MK 139
  • Benzamide, N-(((3,5-dichloro-2,4-difluorophenyl)amino)carbonyl)-2,6-difluoro-
  • N-(((3,5-Dichloro-2,4-diflurophenyl)amino)carbonyl)-2,6-difluorobenzamide
  • Teflubenzuron 100 |Ig/mL in Methanol
  • Teflubenzuron 100 microg/mL in Methanol
  • Teflubenzuron 1000 microg/mL in Acetonitrile
  • Teflubenzuron, PESTANAL(R), analytical standard
  • N-(2,4-Difluoro-3,5-dichlorophenyl)-N'-(2,6-difluorobenzoyl)-urea

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
381.11 g/molcalc.
Exact mass
379.9742 Dacalc.
LogP (octanol/water)
4.51calc.
Topological polar surface area
58.2 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
24calc.
Rings
2calc.
Aromatic rings
2calc.
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=C(NC(=O)c1ccccc1)Nc1ccccc1

O=C(NC(=O)c1ccccc1)Nc1ccccc1

2 rings, 18 atoms, the 1-Benzoyl-3-phenylurea ring system.

212 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (3)
  • P273Avoid release to the environment.
  • 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

Teflubenzuron suppliers

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All 25 suppliers
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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

25 suppliers in 5 countries

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Teflubenzuron price

Indicative price range per kg from live supplier offers

No published prices right now

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

Use classes: Insecticides, Veterinary substances, Pesticides.

Roles

  • environmental contaminant
  • insecticide
  • pesticide
  • xenobiotic

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 Teflubenzuron 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 Teflubenzuron is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Teflubenzuron?

Teflubenzuron is a N-acylurea that is N-carbamoyl-2,6-difluorobenzamide substituted by a 3,5-dichloro-2,4-difluorophenyl group at the terminal nitrogen atom. It has a role as an insecticide, a xenobiotic and an environmental contaminant. It is a dichlorobenzene, a difluorobenzene and a N-acylurea.

What is the CAS number of Teflubenzuron?

The CAS registry number of Teflubenzuron is 83121-18-0. Other or deprecated CAS numbers: 99039-56-2.

What is the molecular formula and weight of Teflubenzuron?

The molecular formula of Teflubenzuron is C14H6Cl2F4N2O2 and its molar mass is 381.11 g/mol.

What is Teflubenzuron used for?

Use classes: Insecticides, Veterinary substances, Pesticides.

Is Teflubenzuron hazardous?

Teflubenzuron carries the GHS signal word "Warning". Main hazards: 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 Teflubenzuron?

Teflubenzuron 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 Teflubenzuron?

CompoundList lists 25 suppliers of Teflubenzuron in China, Brazil, Germany, Canada and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Teflubenzuron in India?

1 supplier in India list Teflubenzuron on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Teflubenzuron?

Suppliers quote Teflubenzuron 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 Teflubenzuron

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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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