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Insecticides and acaricides

P,P'-Ddd

Also known as Dichlorodiphenyldichloroethane, 1,1-Bis(4-chlorophenyl)-2,2-dichloroethane, 1,1-Dichloro-2,2-bis(p-chlorophenyl)ethane

CAS 72-54-8Formula C14H10Cl4Molar mass 320.05 g/molEC 200-783-0
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Harmful or irritant, Serious health hazard, Hazardous to the environment 47 suppliers listed
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P,P'-Ddd chemical structure, C14H10Cl4, CAS 72-54-8
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Crystalline solid from petroleum ether
Melting point
109 to 110
Boiling point
192.8 °C
Density
1.476 at 20 °C (solid)
Solubility
Solubility in water, 0.160 mg/L at 24 °C /99% purity/
HS code
290399
Category
Insecticides and acaricides
UN number
UN 2761
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is P,P'-Ddd?

Plain description, key identifiers and synonyms

DDD is a chlorophenylethane that is 2,2-bis(p-chlorophenyl)ethane substituted by two chloro groups at position 1. It is a metabolite of the organochlorine insecticide, DDT. It has a role as a xenobiotic metabolite. It is a chlorophenylethane, an organochlorine insecticide and a member of monochlorobenzenes.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-chloro-4-[2,2-dichloro-1-(4-chlorophenyl)ethyl]benzene
CAS number
72-54-8 CAS number cross-checked
EC number
200-783-0
Molecular formula
C14H10Cl4
UNII
V14159DF29
MDL number
MFCD00000851
InChIKey
AHJKRLASYNVKDZ-UHFFFAOYSA-N
InChI
InChI=1S/C14H10Cl4/c15-11-5-1-9(2-6-11)13(14(17)18)10-3-7-12(16)8-4-10/h1-8,13-14H
SMILES (canonical and isomeric)
C1=CC(=CC=C1C(C2=CC=C(C=C2)Cl)C(Cl)Cl)Cl

Synonyms

  • Dichlorodiphenyldichloroethane
  • 1,1-Bis(4-chlorophenyl)-2,2-dichloroethane
  • 1,1-Dichloro-2,2-bis(p-chlorophenyl)ethane
  • 1,1-Dichloro-2,2-bis(4-chlorophenyl)ethane
  • DDD, p,p'-
  • 2,2-Bis(p-chlorophenyl)-1,1-dichloroethane
  • p,p'-Dichlorodiphenyldichloroethane
  • 1,1-Bis(p-chlorophenyl)-2,2-dichloroethane
  • Benzene, 1,1'-(2,2-dichloroethylidene)bis[4-chloro-
  • 1-Chloro-4-[2,2-dichloro-1-(4-chlorophenyl)ethyl]benzene
  • Benzene, 1,1'-(2,2-dichloroethylidene)bis(4-chloro-
  • 4,4'-dichlorodiphenyldichloroethane
  • DDD(p,p')
  • p,p'-(Dichlorodiphenyl)dichloroethane
  • Dichloro-2,2-bis(p-chlorophenyl)ethane
  • (Dichlorodiphenyl)dichloroethane
  • P,P'-DDD, P,P'-TDE
  • 2,2-bis-(4-chlorophenyl)-1,1-dichloroethane
  • 1,1-Dichloro-2,2-bis(4'-chlorophenyl)ethane (DDD)
  • 4,4'-1,1-Dichloro-2,2-bis(P-chlorophenyl)ethane
  • Benzene, 1,1'-(2,2-dichloroethylidene) bis(4-chloro-
  • Benzene, 1,1'-(2,2-dichloroethylidene)bis(4-chloro)-
  • 1,1-bis[p-chlorophenyl]-2,2-dichloroethane
  • 1-Chloro-4-(2,2-dichloro-1-(4-chlorophenyl)ethyl)benzene
  • p,p-Ddd
Show all 37 synonyms
  • p,p'-Dichlorodip henyl dichloroethane
  • 4,4'-DDD solution
  • p,p'-Dichlorodiphenyldichloroethane (DDD)
  • 1,1-dichloro-2,2-bis(p-chlorophenyl) ethane
  • Benzene, 1,1'-(2,2-dichloroethylidene)bis(4-chloro-)
  • 4,4'-TDE
  • ME 1700
  • p, p'-(Dichlorodiphenyl)dichloroethane
  • 1,1-Dichloro-2, 2-di(4-chlorophenyl)ethane
  • 1, 1-Bis(4-chlorophenyl)-2,2-dichloroethane
  • 1, 1-Bis(p-chlorophenyl)-2,2-dichloroethane
  • 1,1-Dichloro-2, 2-bis(4-chlorophenyl)ethane

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
Crystalline solid from petroleum etherexp.
Melting point
109 to 110exp.
Boiling point
192.8 °Cexp.
Density
1.476 at 20 °C (solid)exp.
Solubility
Solubility in water, 0.160 mg/L at 24 °C /99% purity/exp.
Vapour pressure
1.35 × 10⁻⁶ 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
320.05 g/molcalc.
Exact mass
317.9537 Dacalc.
LogP (octanol/water)
5.93calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
3calc.
Heavy atoms
18calc.
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
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
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

  • H301Toxic if swallowed.
  • H312Harmful in contact with skin.
  • H351Suspected of causing cancer.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (15)
  • P203Obtain, read and follow all safety instructions before use.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P391Collect spillage.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2761

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

P,P'-Ddd suppliers

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All 47 suppliers
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Where suppliers are based

47 suppliers in 12 countries

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P,P'-Ddd price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Cancelled, all products containing DDD, a metabolite of DDT. Criteria of concern: Carcinogenicity, bioaccumulation, and hazard to wildlife and other chronic effects. (PR Notice 71-5 (3/18/71)).

Insecticide (Former US).

Dusts, emulsions, and wettable powders for contact control of leaf rollers and other insects (Former use).

Does not have the broad-spectrum insecticidal activity of DDT but has equal or greater potency against larvae of some mosquitoes and lepidoptera.

Use classes: Insecticides.

Pharmacological actions

  • Insecticides

Roles

  • metabolite
  • xenobiotic metabolite

How it is made

Prepared by condensing dichloroacetaldehyde with chlorobenzene

Ethanol may be chlorinated to give 2,2-dichlorovinylethyl ether. ... This is the condensed with 2 mols of chlorobenzene to give TDE.

Chlorination of ethanol and condensation of chlorobenzene.

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 P,P'-Ddd is traded under.

HS 2903.99Indicative HS code

Halogenated derivatives of aromatic hydrocarbons, other

World exports in 2024
$798M
−15.8% vs 2023, imports $786M
2019 to 2024
Top exporters
  1. China51.0%
  2. United States15.9%
  3. Belgium8.6%
Top importers
  1. India * partner reported16.1%
  2. United States14.7%
  3. Germany10.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about P,P'-Ddd, based on the data on this page

What is P,P'-Ddd?

DDD is a chlorophenylethane that is 2,2-bis(p-chlorophenyl)ethane substituted by two chloro groups at position 1. It is a metabolite of the organochlorine insecticide, DDT. It has a role as a xenobiotic metabolite. It is a chlorophenylethane, an organochlorine insecticide and a member of monochlorobenzenes.

What is the CAS number of P,P'-Ddd?

The CAS registry number of P,P'-Ddd is 72-54-8.

What is the molecular formula and weight of P,P'-Ddd?

The molecular formula of P,P'-Ddd is C14H10Cl4 and its molar mass is 320.05 g/mol.

What is P,P'-Ddd used for?

Cancelled, all products containing DDD, a metabolite of DDT. Criteria of concern: Carcinogenicity, bioaccumulation, and hazard to wildlife and other chronic effects. (PR Notice 71-5 (3/18/71)). Insecticide (Former US).

Is P,P'-Ddd hazardous?

P,P'-Ddd carries the GHS signal word "Danger". Main hazards: toxic if swallowed, harmful in contact with skin, suspected of causing cancer. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of P,P'-Ddd?

P,P'-Ddd is usually classified under HS code 290399 (Halogenated derivatives of aromatic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy P,P'-Ddd?

CompoundList lists 47 suppliers of P,P'-Ddd in United States, China, United Kingdom, Germany and 8 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy P,P'-Ddd in India?

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

What is the price of P,P'-Ddd?

Suppliers quote P,P'-Ddd 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 P,P'-Ddd

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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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