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Fungicides

Quintozene

Also known as Pentachloronitrobenzene, PCNB, 1,2,3,4,5-Pentachloro-6-nitrobenzene

CAS 82-68-8Formula C6Cl5NO2Molar mass 295.34 g/molEC 201-435-0
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 13 suppliers listed
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Quintozene chemical structure, C6Cl5NO2, CAS 82-68-8
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Pale yellow crystals
Melting point
144 °C
Boiling point
328 °C
Density
1.7 g/cm³
Solubility
In water, 0.44 mg/L at 25 °C
HS code
290420
Category
Fungicides
UN number
UN 3077
Illustrative photo, off-white powder in an open kraft paper sack in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Quintozene?

Plain description, key identifiers and synonyms

Pentachloronitrobenzene is a C-nitro compound that is nitrobenzene in which every hydrogen has been replaced by a chlorine. A fungicide used on a variety of crops, including cotton, rice and seed grains, it is no longer approved for use within the European Union. It has a role as an antifungal agrochemical. It is a C-nitro compound, a member of pentachlorobenzenes and an aromatic fungicide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,2,3,4,5-pentachloro-6-nitrobenzene
CAS number
82-68-8 CAS number cross-checked
EC number
201-435-0
Molecular formula
C6Cl5NO2
UNII
Q37G40S4S8
MDL number
MFCD00007065
InChIKey
LKPLKUMXSAEKID-UHFFFAOYSA-N
InChI
InChI=1S/C6Cl5NO2/c7-1-2(8)4(10)6(12(13)14)5(11)3(1)9
SMILES (canonical and isomeric)
C1(=C(C(=C(C(=C1Cl)Cl)Cl)Cl)Cl)[N+](=O)[O-]

Synonyms

  • Pentachloronitrobenzene
  • PCNB
  • 1,2,3,4,5-Pentachloro-6-nitrobenzene
  • Brassicol
  • Fartox
  • Quintozen
  • Terrachlor
  • Terraclor
  • Botrilex
  • Tilcarex
  • Avicol
  • Batrilex
  • Fungiclor
  • Pentagen
  • Phomasan
  • Quinosan
  • Quintocene
  • Terrafun
  • Tritisan
  • Nitropentachlorobenzene
  • Chinozan
  • Kobutol
  • Brassicol super
  • Benzene, pentachloronitro-
  • Marisan forte
Show all 39 synonyms
  • Pentachlornitrobenzol
  • Olpisan
  • Brassicol 75
  • Terrazan
  • Fomac 2
  • Terraclor 30 G
  • Pentachloronitrobenzol
  • KOBU
  • PKHNB
  • Saniclor 30
  • Tri-PCNB
  • Avicol, pesticide
  • Avicol (pesticide)
  • Pcnb 100

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
Pale yellow crystalsexp.
Odour
Musty odorexp.
Melting point
144 °Cexp.
Boiling point
328 °Cexp.
Density
1.7 g/cm³exp.
Solubility
In water, 0.44 mg/L at 25 °Cexp.
Vapour pressure
5 × 10⁻⁵ mm Hg at 20 °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
295.34 g/molcalc.
Exact mass
292.8372 Dacalc.
LogP (octanol/water)
4.86calc.
Topological polar surface area
43.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
14calc.
Rings
1calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 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

  • H317May cause an allergic skin reaction.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (10)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • 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.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • 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 3077
Transport hazard class
9
Packing group
III

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

Quintozene suppliers

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

All 13 suppliers
13 of 13 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

13 suppliers in 4 countries

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Quintozene 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

The (EPA) has determined that PCNB-containing products for some uses are eligible for reregistration provided that the risk mitigation measures ... are made... Those uses of PCNB eligible for reregistration are: Cole crops (products labeled for control of clubroot only), Seed treatments, (and) Flowering bulbs in commercial production.

Intermediate, soil fungicide, slime prevention in industrial waters, herbicide.

Seed- and soil-fungicide. Used to control damping-off diseases in brassicas, lettuce, cotton, flower crops, tomatoes, etc., Rhizoctonia spp. In brassicas, lettuce, tomatoes, and flower crops, bulb rot and tulip fire in tulips, dollar spot, red thread, and snow mold in turf, Rhizoctonia solani and scab in potatoes, bunt and dwarf bunt of wheat, smut and white rot in onions, white rot in garlic, club root of brassicas, and soil-born Sclerotium, Sclerotinia, and Botrytis spp.

Read more

in many glasshouse crops. Also used on peanuts, bananas, beans, peas, rice, maize, safflowers, sorghum, soya beans, etc.

Pentachloronitrobenzene is used as a soil fungicide on lawns and ornamental crops, as a seed treatment of field crops and vegetables (e.g., barley, corn, cotton, oats, rice, and wheat), and as a slime inhibitor in industrial waters.

Pharmacological actions

  • Fungicides, Industrial

Roles

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

Functional uses

  • Biocide

How it is made

Prepared by chlorination of nitrobenzene at 60-70 °C in chlorosulfuric acid, with iodine as a catalyst.

Produced by nitration of pentachlorobenzene.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 609-043-00-5

United States

  • TSCA inventory (USA)
    Status: Active in US commerce, Regulatory flags: Proposed section 4 test rule

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2904.20Indicative HS code

Derivatives containing only nitro or only nitroso groups

World exports in 2024
$440M
+46.4% vs 2023, imports $463M
2019 to 2024
Top exporters
  1. Germany27.6%
  2. Poland17.1%
  3. Portugal16.0%
Top importers
  1. Belgium34.0%
  2. United States11.0%
  3. Germany9.1%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Quintozene?

Pentachloronitrobenzene is a C-nitro compound that is nitrobenzene in which every hydrogen has been replaced by a chlorine. A fungicide used on a variety of crops, including cotton, rice and seed grains, it is no longer approved for use within the European Union. It has a role as an antifungal agrochemical.

What is the CAS number of Quintozene?

The CAS registry number of Quintozene is 82-68-8.

What is the molecular formula and weight of Quintozene?

The molecular formula of Quintozene is C6Cl5NO2 and its molar mass is 295.34 g/mol.

What is Quintozene used for?

The (EPA) has determined that PCNB-containing products for some uses are eligible for reregistration provided that the risk mitigation measures ... are made...

Is Quintozene hazardous?

Quintozene carries the GHS signal word "Warning". Main hazards: may cause an allergic skin reaction, 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 Quintozene?

Quintozene is usually classified under HS code 290420 (Derivatives containing only nitro or only nitroso groups). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Quintozene?

CompoundList lists 13 suppliers of Quintozene in United States, China, Canada and India. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Quintozene in India?

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

What is the price of Quintozene?

Suppliers quote Quintozene 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 Quintozene

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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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