3-chloro-7-methyl-5H-pyrrolo[2,3-b]pyrazine CAS 1638768-46-3

Purity 97%+In StockPharmaceutical Standards
CAS No.1638768-46-3
Molecular FormulaC7H14ClN3
Molecular Weight175.66 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-chloro-7-methyl-5H-pyrrolo[2,3-b]pyrazine CAS 1638768-46-3 chemical structure

Description

3-chloro-7-methyl-5H-pyrrolo[2,3-b]pyrazine (C7H14ClN3) contains a nitrile group, chlorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

3-chloro-7-methyl-5H-pyrrolo[2,3-b]pyrazine (CAS 1638768-46-3) is a high-purity analytical reference standard with the molecular formula C7H14ClN3 and a molecular weight of 175.66 g/mol.

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.

CATO manufactures 3-chloro-7-methyl-5H-pyrrolo[2,3-b]pyrazine 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.

Physical & Chemical Properties

Molecular FormulaC7H14ClN3
Molecular Weight175.66 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1993
Halogen ContentCl-containing
Nitrogen Atoms3

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