7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]pyrimidine CAS 477858-76-7

Purity 97%+In StockPharmaceutical Standards
CAS No.477858-76-7
Molecular FormulaC24H20Cl2N4OS
Molecular Weight483.41 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]pyrimidine CAS 477858-76-7 chemical structure

Description

7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]pyrimidine (CAS 477858-76-7) is a high-purity analytical reference standard with the molecular formula C24H20Cl2N4OS and a molecular weight of 483.41 g/mol.

Based on its molecular formula C24H20Cl2N4OS, 7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]pyrimidine contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 483.41 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 7-(1-(2,4-Dichlorophenoxy)ethyl)-2-(3-(2,5-dimethyl-1H-pyrrol-1-yl)thiophen-2-yl)pyrazolo[1,5-a]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 FormulaC24H20Cl2N4OS
Molecular Weight483.41 g/mol
Purity97%+
StorageStore at room temperature, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms4
Sulfur Atoms1

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