4,5-Dichloro-2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one CAS 89570-63-8

Purity 97%+In StockPharmaceutical Standards
CAS No.89570-63-8
Molecular FormulaC10H3Cl3F3N3O
Molecular Weight344.50 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4,5-Dichloro-2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one CAS 89570-63-8 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4,5-Dichloro-2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one.

4,5-Dichloro-2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one (CAS 89570-63-8), molecular formula C10H3Cl3F3N3O and molecular weight 344.50 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 4,5-Dichloro-2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)pyridazin-3(2H)-one (C10H3Cl3F3N3O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 344.50 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.

Physical & Chemical Properties

Molecular FormulaC10H3Cl3F3N3O
Molecular Weight344.50 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1982
Halogen ContentF/Cl-containing
Nitrogen Atoms3

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