Ethyl 3-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate CAS 1956369-95-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1956369-95-1
Molecular FormulaC16H14ClN3O2
Molecular Weight315.75 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 3-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate CAS 1956369-95-1 chemical structure

Description

CATO manufactures Ethyl 3-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate 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.

Ethyl 3-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1956369-95-1) is a high-purity analytical reference standard with the molecular formula C16H14ClN3O2 and a molecular weight of 315.75 g/mol.

Based on its molecular formula C16H14ClN3O2, Ethyl 3-(2-chlorophenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 315.75 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

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.

Physical & Chemical Properties

Molecular FormulaC16H14ClN3O2
Molecular Weight315.75 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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Halogen ContentCl-containing
Nitrogen Atoms3

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