2-chloro-1-(4-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethanone CAS 1553611-49-6

Purity 97%+In StockPharmaceutical Standards
CAS No.1553611-49-6
Molecular FormulaC9H14Cl2N2O
Molecular Weight237.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-chloro-1-(4-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethanone CAS 1553611-49-6 chemical structure

Description

As a certified reference material (CRM), 2-chloro-1-(4-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethanone 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.

2-chloro-1-(4-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethanone (CAS 1553611-49-6), molecular formula C9H14Cl2N2O and molecular weight 237.13 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, 2-chloro-1-(4-chloro-1H-pyrrolo[2,3-b]pyridin-3-yl)ethanone (C9H14Cl2N2O) contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 237.13 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

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 FormulaC9H14Cl2N2O
Molecular Weight237.13 g/mol
AppearanceWhite to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)3.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1992
Halogen ContentCl-containing
Nitrogen Atoms2

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