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Insecticides and acaricides

Dicofol

Also known as Kelthane, Acarin, Mitigan

CAS 115-32-2Formula C14H9Cl5OMolar mass 370.49 g/molEC 204-082-0
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment Controlled, licensed buyers only
Request as a licensed buyer Safety data
Dicofol chemical structure, C14H9Cl5O, CAS 115-32-2
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless solid
Melting point
77.5 °C
Boiling point
225 °C
Density
1.130 at 20 °C
Flash point
193 °C
HS code
290629
Category
Insecticides and acaricides
UN number
UN 3082

What is Dicofol?

Plain description, key identifiers and synonyms

Dicofol is a tertiary alcohol that is DDT in which the benzylic hydrogen has been replaced by a hydroxy group. It is a tertiary alcohol, an organochlorine acaricide and a member of monochlorobenzenes. It is functionally related to a DDT.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,2,2-trichloro-1,1-bis(4-chlorophenyl)ethanol
CAS number
115-32-2 CAS number cross-checked
EC number
204-082-0
Molecular formula
C14H9Cl5O
UNII
W4WMM0WS91
MDL number
MFCD00055271
InChIKey
UOAMTSKGCBMZTC-UHFFFAOYSA-N
InChI
InChI=1S/C14H9Cl5O/c15-11-5-1-9(2-6-11)13(20,14(17,18)19)10-3-7-12(16)8-4-10/h1-8,20H
SMILES (canonical and isomeric)
C1=CC(=CC=C1C(C2=CC=C(C=C2)Cl)(C(Cl)(Cl)Cl)O)Cl

Synonyms

  • Kelthane
  • Acarin
  • Mitigan
  • Dichlorokelthane
  • DTMC
  • 2,2,2-Trichloro-1,1-bis(4-chlorophenyl)ethanol
  • Keltane
  • 1,1-Bis(p-chlorophenyl)-2,2,2-trichloroethanol
  • CPCA
  • Kelthanethanol
  • Cekudifol
  • Carbax
  • Milbol
  • Kelthane A
  • Kelthane dust base
  • Dicomite
  • Tricofol
  • Hilfol
  • para,para'-Kelthane
  • Hilfol 18.5 ec
  • p,p-Dicofol
  • Decofol
  • 1,1-Bis(4-chlorophenyl)-2,2,2-trichloroethanol
  • Hifol
  • Di-(p-chlorophenyl)trichloromethylcarbinol
Show all 39 synonyms
  • 2,2,2-Trichloro-1,1-bis(p-chlorophenyl)ethanol
  • FW 293
  • ENT 23,648
  • 4,4'-Dichloro-alpha-(trichloromethyl)benzhydrol
  • p,p'-Kelthane
  • Benzenemethanol, 4-chloro-alpha-(4-chlorophenyl)-alpha-(trichloromethyl)-
  • Ethanol, 2,2,2-trichloro-1,1-bis(p-chlorophenyl)-
  • 4-Chloro-alpha-(4-chlorophenyl)-alpha-(trichloromethyl)benzenemethanol
  • 1,1-Bis(chlorophenyl)-2,2,2-trichloroethanol
  • 2,2,2-Trichloro-1,1-bis(4-cloro-fenil)-etanolo
  • 2,2,2-Trichloro-1,1-di-(4-chlorophenyl)ethanol
  • 2,2,2-Trichlor-1,1-bis(4-chlor-phenyl)-aethanol
  • Benzhydrol, 4,4'-dichloro-alpha-(trichloromethyl)-
  • 2,2,2-Trichloro-1,1-di(4-chlorophenyl)ethanol

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
Colorless solidexp.
Odour
Solids have slight characteristic odorexp.
Melting point
77.5 °Cexp.
Boiling point
225 °Cexp.
Density
1.130 at 20 °Cexp.
Flash point
193 °Cexp.
Autoignition temperature
530 °Cexp.
Solubility
In water, 1.2 mg/L at 24 °C (99% purity)exp.
Vapour pressure
3.98 × 10⁻⁷ mm Hg at 25 °C (technical)exp.

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
370.49 g/molcalc.
Exact mass
367.9096 Dacalc.
LogP (octanol/water)
5.6calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
2calc.
Heavy atoms
20calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.14calc.
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(Cc2ccccc2)cc1

c1ccc(Cc2ccccc2)cc1

2 rings, 13 atoms, the Diphenylmethane ring system.

8,982 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

  • H302Harmful if swallowed.
  • H312Harmful in contact with skin.
  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • 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.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • 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.
UN number
UN 3082

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

Dicofol suppliers

Controlled substance, listings of documented suppliers only, in the documented ranking

Persistent organic pollutant

Dicofol is controlled. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed before suppliers see it.

Licensed buyers only, every enquiry is reviewed by our compliance team.

Reference: Stockholm Convention Annex A persistent organic pollutant

Our policy on controlled substances
No documented supplier lists it yet

Licensed buyers can post a request for Dicofol with their licence. Our compliance team reviews it before suppliers see it.

Request as a licensed buyer

Dicofol 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Acaricide.

Control of many species of mite on a wide range of crops, incl fruit, vines, ornamentals, vegetables, and field crops, in or around agricultural and domestic buildings for mite control.

Mites on field crops, fruits, vegetables, and ornamentals.

Pesticide type: insecticide (acaricide).

Use classes: Acaricides.

Pharmacological actions

  • Insecticides

Functional uses

  • Biocide

How it is made

Dicofol is produced by chlorination of chlorfenethol or by partial hydrolysis of 1,1,1,2-tetrachloro-2,2-bis(4-chlorophenyl)ethane with 80-90% formic acid in the presence of a sulfonic acid at 120-125 °C.

Preparation: Wilson, Craig, US 2812280, Wilson, Wolffe, US 2812362 (both 1957 to Rohm & Haas)

Regulatory status

Inventories, regulations and trade controls that list this substance

Persistent organic pollutant

Dicofol is controlled. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed before suppliers see it.

Licensed buyers only, every enquiry is reviewed by our compliance team.

Reference: Stockholm Convention Annex A persistent organic pollutant

Our policy on controlled substances

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 603-044-00-4

Agriculture and environment

  • Stockholm Convention persistent organic pollutant

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2906.29Indicative HS code

Aromatic, other

World exports in 2024
$326M
+13.4% vs 2023, imports $229M
2019 to 2024
Top exporters
  1. China46.3%
  2. Saudi Arabia27.5%
  3. India * partner reported7.7%
Top importers
  1. India * partner reported26.5%
  2. China7.3%
  3. United States6.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Dicofol?

Dicofol is a tertiary alcohol that is DDT in which the benzylic hydrogen has been replaced by a hydroxy group. It is a tertiary alcohol, an organochlorine acaricide and a member of monochlorobenzenes. It is functionally related to a DDT.

What is the CAS number of Dicofol?

The CAS registry number of Dicofol is 115-32-2.

What is the molecular formula and weight of Dicofol?

The molecular formula of Dicofol is C14H9Cl5O and its molar mass is 370.49 g/mol.

What is Dicofol used for?

Acaricide. Control of many species of mite on a wide range of crops, incl fruit, vines, ornamentals, vegetables, and field crops, in or around agricultural and domestic buildings for mite control. Mites on field crops, fruits, vegetables, and ornamentals. Pesticide type: insecticide (acaricide).

Is Dicofol hazardous?

Dicofol carries the GHS signal word "Warning". Main hazards: harmful if swallowed, harmful in contact with skin, causes skin irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dicofol?

Dicofol is usually classified under HS code 290629 (Aromatic, other). This is indicative, confirm it with your customs broker before shipping.

Can I buy Dicofol on CompoundList?

Dicofol is a controlled substance. Only documented suppliers can list it, and buyers must upload a valid licence with their request. Every request is reviewed by our compliance team before suppliers see it.

Guides for buyers

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

Request as a licensed buyer

Upload your licence with the request. Our compliance team reviews it before the documented suppliers see it.
Request as a licensed buyer
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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