4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine CAS 672925-30-3

Purity 97%+In StockPharmaceutical Standards
CAS No.672925-30-3
Molecular FormulaC16H17N3O2
Molecular Weight283.33 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine CAS 672925-30-3 chemical structure

Description

The occurrence of 4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine (CAS 672925-30-3), molecular formula C16H17N3O2 and molecular weight 283.33 g/mol, is a CATO reference standard with documented purity and traceability.

The molecular framework of 4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine (C16H17N3O2) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

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), 4-(4-tert-Butylphenoxy)-3-methyl-[1,2]oxazolo[5,4-d]pyrimidine 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 FormulaC16H17N3O2
Molecular Weight283.33 g/mol
AppearancePale yellow to yellow crystalline powder
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
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1985
Nitrogen Atoms3

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