Ethiprole

About Ethiprole

Ethiprole is a high-purity reference standard of Ethiprole carrying the CAS registry number 181587-01-9. Formula C13H9Cl2F3N4OS, molecular weight 397.2 g/mol. Its systematic (IUPAC) name is 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-ethylsulfinylpyrazole-3-carbonitrile. Alternative names: Ethiprole [ISO].

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Ethiprole standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Ethiprole is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material
Agrochemical formulations

Industries

Related to Ethiprole

View every impurity, metabolite and intermediate we list for Ethiprole.

Ethiprole impurities

Specifications & identifiers

Chemical identifiers
Product name	Ethiprole
Catalogue No.	VQ-039658
CAS Number	181587-01-9
IUPAC name	5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-ethylsulfinylpyrazole-3-carbonitrile
Molecular formula	C₁₃H₉Cl₂F₃N₄OS
Molecular weight	397.2 g/mol
Exact mass	395.9826
Grade	Reference Standard
HSN code	38229090
InChIKey	FNELVJVBIYMIMC-UHFFFAOYSA-N
SMILES	CCS(=O)C1=C(N(N=C1C#N)C2=C(C=C(C=C2Cl)C(F)(F)F)Cl)N
PubChem CID	9930667

Physical properties
Physical form	Solid
LogP (XLogP3)	3.7
H-bond donors / acceptors	1 / 8
TPSA	104 Å²

Safety & hazard information (GHS)

Harmful / irritant

Health hazard

Environmental hazard

Signal word: Warning

Hazard statements

H332Harmful if inhaled
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary statements: P260, P261, P271, P273, P304 + P340, P317, P319, P391, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Ethiprole?

The CAS Registry Number of Ethiprole is 181587-01-9. It is also known as Ethiprole [ISO], 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-ethylsulfinyl-pyrazole-3-carbonitrile, 5-amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)-4-ethylsulfinylpyrazole.

What is the molecular formula and molecular weight of Ethiprole?

Ethiprole has the molecular formula C13H9Cl2F3N4OS and a molecular weight of 397.2 g/mol. Its IUPAC name is 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-ethylsulfinylpyrazole-3-carbonitrile.

What is Ethiprole used for?

Ethiprole is supplied as a characterised reference material related to Ethiprole. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Ethiprole can I order?

We supply Ethiprole in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Ethiprole?

Yes. Every lot of Ethiprole is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Ethiprole be shipped internationally?

Yes. Ethiprole is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.