3-Methoxythieno[3,4-b]pyridine-5,7-diamine CAS 1071365-43-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1071365-43-9
Molecular FormulaC8H9N3OS
Molecular Weight195.24 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Methoxythieno[3,4-b]pyridine-5,7-diamine CAS 1071365-43-9 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 195.24 g/mol gives 3-Methoxythieno[3,4-b]pyridine-5,7-diamine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies 3-Methoxythieno[3,4-b]pyridine-5,7-diamine (CAS 1071365-43-9), a certified reference material (molecular formula C8H9N3OS, MW 195.24 g/mol) for analytical method development and quality control.

The molecular framework of 3-Methoxythieno[3,4-b]pyridine-5,7-diamine (C8H9N3OS) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.

CATO manufactures 3-Methoxythieno[3,4-b]pyridine-5,7-diamine 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 FormulaC8H9N3OS
Molecular Weight195.24 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)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1988
Nitrogen Atoms3
Sulfur Atoms1

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