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Insecticides and acaricides

Imiprothrin

Also known as Pralle, Pralle T, (2,5-dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate

CAS 72963-72-5Formula C17H22N2O4Molar mass 318.37 g/molEC 428-790-6
GHS signal word: Warning. Pictograms: Harmful or irritant, Serious health hazard, Hazardous to the environment 7 suppliers listed
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Imiprothrin chemical structure, C17H22N2O4, CAS 72963-72-5
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Viscous liquid
Density
1.1 g/cm³
Flash point
110 °C
Solubility
In water, 93.5 mg/l @ 25 °C
HS code
293329
Category
Insecticides and acaricides
Illustrative photo, a closed 1000 litre IBC tote in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Imiprothrin?

Plain description, key identifiers and synonyms

Imiprothrin is mixture of 20% (1R)-cis- and 80% (1R)-trans- isomers. It has a role as a pyrethroid ester insecticide. It is a member of cyclopropanes and an imidazolidinone. It contains a (1R)-cis-imiprothrin and a (1R)-trans-imiprothrin. It is functionally related to a chrysanthemic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2,5-dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
CAS number
72963-72-5 CAS number cross-checked
EC numbers
428-790-6, 615-873-9
Molecular formula
C17H22N2O4
UNII
73OFA861WY
InChIKey
VPRAQYXPZIFIOH-UHFFFAOYSA-N
InChI
InChI=1S/C17H22N2O4/c1-6-7-18-9-13(20)19(16(18)22)10-23-15(21)14-12(8-11(2)3)17(14,4)5/h1,8,12,14H,7,9-10H2,2-5H3
SMILES (canonical and isomeric)
CC(=CC1C(C1(C)C)C(=O)OCN2C(=O)CN(C2=O)CC#C)C

Synonyms

  • Pralle
  • Pralle T
  • (2,5-dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate
  • S 4056F
  • Cyclopropanecarboxylic acid, 2,2-dimethyl-3-(2-methyl-1-propenyl)-, (2,5-dioxo-3-(2-propynyl)-1-imidazolidinyl)methyl ester
  • Imiprothrin (>85%)
  • Imiprothrin (JAN)
  • (2,5-dioxo-3-prop-2-ynyl-imidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
  • [2,5-dioxo-3-(prop-2-yn-1-yl)imidazolidin-1-yl]methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate
  • Imiprothrin, PESTANAL(R), analytical standard
  • (2,4-Dioxo-(2-propyn-1-yl)imidazolidin-3-yl)methyl(1R)-trans-chrysanthemate
  • ((2,5-dioxo-3-prop-2-ynylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropane-1-carboxylate)
  • (2,5-dioxo-3-(prop-2-yn-1-yl)imidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate
  • (2,5-dioxo-3-prop-2-yn-1-ylimidazolidin-1-yl)methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropanecarboxylate

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
Viscous liquidexp.
Density
1.1 g/cm³exp.
Flash point
110 °Cexp.
Solubility
In water, 93.5 mg/l @ 25 °Cexp.
Vapour pressure
1.35 × 10⁻⁸ mm Hg @ 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
318.37 g/molcalc.
Exact mass
318.158 Dacalc.
LogP (octanol/water)
1.62calc.
Topological polar surface area
66.92 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
5calc.
Heavy atoms
23calc.
Rings
2calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.59calc.
Formal charge
0calc.
Stereocentres
2calc.
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(OCN1C(=O)CNC1=O)C1CC1

O=C(OCN1C(=O)CNC1=O)C1CC1

2 rings, 14 atoms.

2 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
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H332Harmful if inhaled.
  • H351Suspected of causing cancer.
  • H371May cause damage to organs.
  • H400Very toxic to aquatic life.
Precautionary statements (17)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P308 + P316If exposed or concerned: Get emergency medical help immediately.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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

Imiprothrin suppliers

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

All 7 suppliers
7 of 7 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

7 suppliers in 5 countries

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Imiprothrin 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

Insecticide.

Roles

  • biophysical role
  • insecticide
  • membrane transport modulator
  • pesticide
  • pyrethroid ester insecticide
  • pyrethroid insecticide
  • sodium channel modulator

Functional uses

  • Biocide

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 613-259-00-5

Health and food

  • EU Cosmetics Regulation Annex II, prohibited in cosmetics
    Name: Imiprothrin (ISO), reaction mass of: [2,4- dioxo-(2-propyn-1-yl) imidazolidin-3-yl] methyl(1R)-cis-chrysanthemate, [2,4-dioxo-(2-propyn-1-yl) imidazolidi…

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2933.29Indicative HS code

Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…

World exports in 2024
$1.43B
−7.6% vs 2023, imports $1.47B
2019 to 2024
Top exporters
  1. China28.1%
  2. France * partner reported12.7%
  3. India * partner reported10.3%
Top importers
  1. United Kingdom13.0%
  2. United States7.9%
  3. China6.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Imiprothrin?

Imiprothrin is mixture of 20% (1R)-cis- and 80% (1R)-trans- isomers. It has a role as a pyrethroid ester insecticide. It is a member of cyclopropanes and an imidazolidinone. It contains a (1R)-cis-imiprothrin and a (1R)-trans-imiprothrin. It is functionally related to a chrysanthemic acid.

What is the CAS number of Imiprothrin?

The CAS registry number of Imiprothrin is 72963-72-5.

What is the molecular formula and weight of Imiprothrin?

The molecular formula of Imiprothrin is C17H22N2O4 and its molar mass is 318.37 g/mol.

What is Imiprothrin used for?

Insecticide.

Is Imiprothrin hazardous?

Imiprothrin carries the GHS signal word "Warning". Main hazards: harmful if swallowed, harmful if inhaled, suspected of causing cancer. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Imiprothrin?

Imiprothrin is usually classified under HS code 293329 (Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Imiprothrin?

CompoundList lists 7 suppliers of Imiprothrin in China, India, Italy, Japan 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 Imiprothrin in India?

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

What is the price of Imiprothrin?

Suppliers quote Imiprothrin 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 Imiprothrin

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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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