CompoundList
Sign in
Screening compounds

Fenpyrazone

Also known as 4-[2-Chloro-4-(methylsulfonyl)-3-[(2,2,2-trifluoroethoxy)methyl]benzoyl]-1-ethyl-1H-pyrazol-5-yl 1,3-dimethyl-1H-pyrazole-4-carboxylate, 1H-Pyrazole-4-carboxylic acid, 1,3-dimethyl-, 4-(2-chloro-4-(methylsulfonyl)-3-((2,2,2-trifluoroethoxy)methyl)benzoyl)-1-ethyl-1H-pyrazol-5-yl ester, 4-(2-Chloro-4-(methylsulfonyl)-3-((2,2,2-trifluoroethoxy)methyl)benzoyl)-1-ethyl-1H-pyrazol-5-yl 1,3-dimethyl-1H-pyrazole-4-carboxylate

CAS 1992017-55-6Formula C22H22ClF3N4O6SMolar mass 562.95 g/molEC 878-981-7
GHS signal word: Warning. Pictograms: Harmful or irritant
Get quotes Safety data
Fenpyrazone chemical structure, C22H22ClF3N4O6S, CAS 1992017-55-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1992017-55-6
Formula
C22H22ClF3N4O6S
Molar mass
562.95 g/mol
EC number
878-981-7
HS code
293319
Category
Screening compounds

What is Fenpyrazone?

Plain description, key identifiers and synonyms

Fenpyrazone is a chemical substance with the molecular formula C22H22ClF3N4O6S and a molar mass of 562.95 g/mol. Its CAS registry number is 1992017-55-6. The IUPAC name is [4-[2-chloro-4-methylsulfonyl-3-(2,2,2-trifluoroethoxymethyl)benzoyl]-1-ethylpyrazol-5-yl] 1,3-dimethylpyrazole-4-carboxylate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[4-[2-chloro-4-methylsulfonyl-3-(2,2,2-trifluoroethoxymethyl)benzoyl]-1-ethylpyrazol-5-yl] 1,3-dimethylpyrazole-4-carboxylate
CAS number
1992017-55-6
EC number
878-981-7
Molecular formula
C22H22ClF3N4O6S
UNII
Q5ZTF8TK9W
InChIKey
NWBFHIJKEYFVND-UHFFFAOYSA-N
InChI
InChI=1S/C22H22ClF3N4O6S/c1-5-30-20(36-21(32)15-9-29(3)28-12(15)2)14(8-27-30)19(31)13-6-7-17(37(4,33)34)16(18(13)23)10-35-11-22(24,25)26/h6-9H,5,10-11H2,1-4H3
SMILES (canonical and isomeric)
CCN1C(=C(C=N1)C(=O)C2=C(C(=C(C=C2)S(=O)(=O)C)COCC(F)(F)F)Cl)OC(=O)C3=CN(N=C3C)C

Synonyms

  • 4-[2-Chloro-4-(methylsulfonyl)-3-[(2,2,2-trifluoroethoxy)methyl]benzoyl]-1-ethyl-1H-pyrazol-5-yl 1,3-dimethyl-1H-pyrazole-4-carboxylate
  • 1H-Pyrazole-4-carboxylic acid, 1,3-dimethyl-, 4-(2-chloro-4-(methylsulfonyl)-3-((2,2,2-trifluoroethoxy)methyl)benzoyl)-1-ethyl-1H-pyrazol-5-yl ester
  • 4-(2-Chloro-4-(methylsulfonyl)-3-((2,2,2-trifluoroethoxy)methyl)benzoyl)-1-ethyl-1H-pyrazol-5-yl 1,3-dimethyl-1H-pyrazole-4-carboxylate
  • 4-(2-Chloro-4-mesyl-alpha-(2,2,2-trifluoroethoxy)-m-toluoyl)-1-ethyl-1H-pyrazol-5-yl 1,3-dimethyl-1H-pyrazole-4-carboxylate

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

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

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
562.95 g/molcalc.
Exact mass
562.0901 Dacalc.
LogP (octanol/water)
3.53calc.
Topological polar surface area
122.4 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
9calc.
Heavy atoms
37calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.36calc.
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, O=C(Oc1[nH]ncc1C(=O)c1ccccc1)c1cn[nH]c1

O=C(Oc1[nH]ncc1C(=O)c1ccccc1)c1cn[nH]c1

3 rings, 21 atoms.

1 other chemical 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

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • 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.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • 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

Fenpyrazone suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Fenpyrazone can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Fenpyrazone 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

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 Fenpyrazone is traded under.

HS 2933.19Indicative HS code

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

World exports in 2024
$3.44B
−22.6% vs 2023, imports $6.66B
2019 to 2024
Top exporters
  1. China21.6%
  2. Switzerland * partner reported20.5%
  3. Germany19.0%
Top importers
  1. Slovenia38.4%
  2. Portugal14.1%
  3. Brazil13.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Fenpyrazone?

Fenpyrazone is a chemical substance with the molecular formula C22H22ClF3N4O6S and a molar mass of 562.95 g/mol. Its CAS registry number is 1992017-55-6. The IUPAC name is [4-[2-chloro-4-methylsulfonyl-3-(2,2,2-trifluoroethoxymethyl)benzoyl]-1-ethylpyrazol-5-yl] 1,3-dimethylpyrazole-4-carboxylate.

What is the CAS number of Fenpyrazone?

The CAS registry number of Fenpyrazone is 1992017-55-6.

What is the molecular formula and weight of Fenpyrazone?

The molecular formula of Fenpyrazone is C22H22ClF3N4O6S and its molar mass is 562.95 g/mol.

What is Fenpyrazone used for?

Known uses and roles of Fenpyrazone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Fenpyrazone hazardous?

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

What is the HS code of Fenpyrazone?

Fenpyrazone is usually classified under HS code 293319 (Compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fenpyrazone?

Post a free request on CompoundList and suppliers of Fenpyrazone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Fenpyrazone?

Suppliers quote Fenpyrazone 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 Fenpyrazone

Get quotes for Fenpyrazone

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Fenpyrazone
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Fenpyrazone with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/fenpyrazone-1992017-55-6" title="Fenpyrazone structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Screening compounds or HS code 293319

Price on request
Free quotes, contact stays private
Get quotes