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Prothioconazole

Also known as 2-[2-(1-Chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-3H-1,2,4-triazole-3-thione, JAU 6476, 3H-1,2,4-Triazole-3-thione, 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-

CAS 178928-70-6Formula C14H15Cl2N3OSMolar mass 344.27 g/molEC 605-841-2
GHS signal word: Warning. Pictograms: Hazardous to the environment 205 suppliers listed
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Prothioconazole chemical structure, C14H15Cl2N3OS, CAS 178928-70-6
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
White to light beige crystalline powder
Melting point
139.1 to 144.5
Boiling point
587 °C
Density
1.36 at 20 °C
Solubility
In water, 300 mg/L at 20 °C
HS code
293399
Category
Fungicides
Illustrative photo, off-white crystalline powder in fibre drums in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Prothioconazole?

Plain description, key identifiers and synonyms

2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-1,2,4-triazole-3-thione is a member of the class of triazoles that is 1,2,4-triazole-3-thione substituted at position 2 by a 2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl group. It is a tertiary alcohol, a member of triazoles, a thiocarbonyl compound, a member of cyclopropanes and a member of monochlorobenzenes.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1H-1,2,4-triazole-3-thione
CAS number
178928-70-6 CAS number cross-checked
EC number
605-841-2
Molecular formula
C14H15Cl2N3OS
UNII
27B9FV58IY
MDL number
MFCD08273847
InChIKey
MNHVNIJQQRJYDH-UHFFFAOYSA-N
InChI
InChI=1S/C14H15Cl2N3OS/c15-11-4-2-1-3-10(11)7-14(20,13(16)5-6-13)8-19-12(21)17-9-18-19/h1-4,9,20H,5-8H2,(H,17,18,21)
SMILES (canonical and isomeric)
C1CC1(C(CC2=CC=CC=C2Cl)(CN3C(=S)N=CN3)O)Cl

Synonyms

  • 2-[2-(1-Chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-3H-1,2,4-triazole-3-thione
  • JAU 6476
  • 3H-1,2,4-Triazole-3-thione, 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-
  • 2-(2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl)-1,2-dihydro-3H-1,2,4-triazole-3-thione
  • (rs)-2-(2-(1-Chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl)-2,4-dihydro-1,2,4-triazole-3-thione
  • 3H-1,2,4-Triazole-3-thione, 2-(2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl)-1,2-dihydro-
  • 2-(2-(1-Chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl)-1H-1,2,4-triazole-3(2H)-thione
  • PROLINE 480 SC Fungicide
  • 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1H-1,2,4-triazole-3-thione
  • Pesticide5_Prothioconazole_C14H15Cl2N3OS_Redigo
  • 2-(1-chloro-cyclopropyl)-1(2-chlorophenyl)-3-(5-mercapto-1,2,4-triazol-1-yl)-propan-2-ol
  • 2-(1-chloro-cyclopropyl)-1-(2-chloro-phenyl)-3-(5-mercapto-1,2,4-triazol-1-yl)-propan-2-ol
  • 2-(1-chloro-cyclopropyl)-1-(2-chlorophenyl)-3-(5-mercapto-1 ,2,4-triazol-1-yl)-propan-2-ol
  • 2-(1-chloro-cyclopropyl)-1-(2-chlorophenyl)-3-(5-mercapto-1,2,4-triazol-1-yl)-propan-2-ol
  • 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxy-propyl]-1H-1,2,4-triazole-3-thione
  • 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxy-propyl]-4H-1,2,4-triazole-3-thione
  • 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-1,2,4-triazole-3-thione
  • 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-2,4-dihydro-3h-1,2,4-triazole-3-thione
  • Prothioconazole (2-(2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl)-1,2-dihydro-3H-1,2,4-triazole-3-thione)

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
White to light beige crystalline powderexp.
Melting point
139.1 to 144.5exp.
Boiling point
587 °Cexp.
Density
1.36 at 20 °Cexp.
Solubility
In water, 300 mg/L at 20 °Cexp.
Vapour pressure
Less than 3.0 × 10⁻⁷ 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
344.27 g/molcalc.
Exact mass
343.0313 Dacalc.
LogP (octanol/water)
3.34calc.
Topological polar surface area
53.84 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
5calc.
Heavy atoms
21calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.43calc.
Formal charge
0calc.
Stereocentres
1calc.
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, S=c1nc[nH]n1CC(Cc1ccccc1)C1CC1

S=c1nc[nH]n1CC(Cc1ccccc1)C1CC1

3 rings, 18 atoms.

2 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

Prothioconazole suppliers

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All 205 suppliers
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Where suppliers are based

205 suppliers in 18 countries

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Prothioconazole 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

Fungicides (conazole fungicides).

Fungicide.

For use on barley, ground nut, peanuts, rape, wheat, and as a seed dressing for cereals.

Use classes: Pesticides, Fungicides.

Roles

  • agrochemical
  • antifungal agent
  • antifungal agrochemical
  • antimicrobial agent
  • enzyme inhibitor
  • fungicide
  • pesticide
  • sterol biosynthesis inhibitor
  • sterol demethylation inhibitor
  • xenobiotic

Functional uses

  • Biocide

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 613-337-00-9

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Prothioconazole?

2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2-dihydro-1,2,4-triazole-3-thione is a member of the class of triazoles that is 1,2,4-triazole-3-thione substituted at position 2 by a 2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl group.

What is the CAS number of Prothioconazole?

The CAS registry number of Prothioconazole is 178928-70-6.

What is the molecular formula and weight of Prothioconazole?

The molecular formula of Prothioconazole is C14H15Cl2N3OS and its molar mass is 344.27 g/mol.

What is Prothioconazole used for?

Fungicides (conazole fungicides). Fungicide. For use on barley, ground nut, peanuts, rape, wheat, and as a seed dressing for cereals. Use classes: Pesticides, Fungicides.

Is Prothioconazole hazardous?

Prothioconazole 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 Prothioconazole?

Prothioconazole is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Prothioconazole?

CompoundList lists 205 suppliers of Prothioconazole in Brazil, China, United States, France and 14 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Prothioconazole in India?

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

What is the price of Prothioconazole?

Suppliers quote Prothioconazole 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 Prothioconazole

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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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