7-(4-Methoxyphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol CAS 220835-17-6

Purity 97%+In StockPharmaceutical Standards
CAS No.220835-17-6
Molecular FormulaC19H15N3O2
Molecular Weight317.34 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-(4-Methoxyphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol CAS 220835-17-6 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 317.34 g/mol gives 7-(4-Methoxyphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

7-(4-Methoxyphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol (CAS 220835-17-6), molecular formula C19H15N3O2 and molecular weight 317.34 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C19H15N3O2, 7-(4-Methoxyphenyl)-5-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-ol contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 317.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).

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 FormulaC19H15N3O2
Molecular Weight317.34 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2020
Nitrogen Atoms3

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