(S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) CAS 2413212-07-2

Purity 97%+In StockPharmaceutical Standards
CAS No.2413212-07-2
Molecular FormulaC18H17FN4O2
Molecular Weight340.35 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) CAS 2413212-07-2 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 340.35 g/mol gives (S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

(S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) (CAS 2413212-07-2) is a high-purity analytical reference standard with the molecular formula C18H17FN4O2 and a molecular weight of 340.35 g/mol.

Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, (S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 340.35 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

CATO manufactures (S)-N4-(4-Fluorophenyl)-7-((tetrahydrofuran-3-yl)oxy)quinazoline-4,6-diamine (Afatinib Impurity) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.

Physical & Chemical Properties

Molecular FormulaC18H17FN4O2
Molecular Weight340.35 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Halogen ContentF-containing
Nitrogen Atoms4

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