2-({5-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrimidin-2-yl}sulfanyl)-1-phenylethan-1-one CAS 344263-20-3

Purity 97%+In StockPharmaceutical Standards
CAS No.344263-20-3
Molecular FormulaC18H11ClF3N3OS
Molecular Weight409.81 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-({5-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrimidin-2-yl}sulfanyl)-1-phenylethan-1-one CAS 344263-20-3 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 409.81 g/mol gives 2-({5-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrimidin-2-yl}sulfanyl)-1-phenylethan-1-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

2-({5-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrimidin-2-yl}sulfanyl)-1-phenylethan-1-one (CAS 344263-20-3) is a high-purity analytical reference standard with the molecular formula C18H11ClF3N3OS and a molecular weight of 409.81 g/mol.

Structurally, 2-({5-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]pyrimidin-2-yl}sulfanyl)-1-phenylethan-1-one (C18H11ClF3N3OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 409.81 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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 FormulaC18H11ClF3N3OS
Molecular Weight409.81 g/mol
Purity97%+
StorageStore at room temperature, 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF/Cl-containing
Nitrogen Atoms3
Sulfur Atoms1

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