5-bromo-8-methoxy-quinazoline CAS 1219130-47-8

Purity 97%+In StockPharmaceutical Standards
CAS No.1219130-47-8
Molecular FormulaC9H17BrN2O
Molecular Weight249.15 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-bromo-8-methoxy-quinazoline CAS 1219130-47-8 chemical structure

Description

The occurrence of 5-bromo-8-methoxy-quinazoline is closely related to an amide group, a hydroxyl group, an ether linkage, bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

5-bromo-8-methoxy-quinazoline (CAS 1219130-47-8), molecular formula C9H17BrN2O and molecular weight 249.15 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H17BrN2O, 5-bromo-8-methoxy-quinazoline contains an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 249.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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.

As a certified reference material (CRM), 5-bromo-8-methoxy-quinazoline 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 FormulaC9H17BrN2O
Molecular Weight249.15 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1990
Halogen ContentBr-containing
Nitrogen Atoms2

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Why CATO?