Ethyl 4-chloro-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate CAS 1987286-78-1

Purity 97%+In StockPharmaceutical Standards
CAS No.1987286-78-1
Molecular FormulaC15H12ClN3O4S
Molecular Weight365.79 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 4-chloro-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate CAS 1987286-78-1 chemical structure

Description

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.

Ethyl 4-chloro-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate (CAS 1987286-78-1), molecular formula C15H12ClN3O4S and molecular weight 365.79 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C15H12ClN3O4S, Ethyl 4-chloro-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 365.79 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).

As a certified reference material (CRM), Ethyl 4-chloro-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate 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 FormulaC15H12ClN3O4S
Molecular Weight365.79 g/mol
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
Sulfur Atoms1

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