2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide CAS 306976-98-7

Purity 97%+In StockPharmaceutical Standards
CAS No.306976-98-7
Molecular FormulaC19H18F5NO3
Molecular Weight403.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide CAS 306976-98-7 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 403.34 g/mol gives 2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 306976-98-7), a certified reference material (molecular formula C19H18F5NO3, MW 403.34 g/mol) for analytical method development and quality control.

Structurally, 2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide (C19H18F5NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 403.34 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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

As a certified reference material (CRM), 2-(4-(Tert-butyl)phenoxy)-2,2-difluoro-N-(4-(trifluoromethoxy)phenyl)acetamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC19H18F5NO3
Molecular Weight403.34 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at room temperature, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms1

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