273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091 CAS 273-21-2

Purity 97%+In StockPharmaceutical Standards
CAS No.273-21-2
Molecular FormulaC6H13N3
Molecular Weight127.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091 CAS 273-21-2 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091.

273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091 (CAS 273-21-2), molecular formula C6H13N3 and molecular weight 127.19 g/mol, is a CATO reference standard with documented purity and traceability.

273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091 (C6H13N3) contains a nitrile group. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.

CATO manufactures 273-21-2 1H-Imidazo(4,5-b)pyridine Pyrido(2,3-d)imidazole 4-Azabenzimidazole 7-Azabenzimidazole 1-Deazapurine 3,4-Diazaindole EINECS 205-987-3 Imidazo(4,5-b)pyridine (6CI) NSC 403091 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 FormulaC6H13N3
Molecular Weight127.19 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityLight-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1957
Nitrogen Atoms3

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