3-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine CAS 1781707-19-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1781707-19-4
Molecular FormulaC9H11BrN2
Molecular Weight227.10 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine CAS 1781707-19-4 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 227.10 g/mol gives 3-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

3-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine (CAS 1781707-19-4) is a high-purity analytical reference standard with the molecular formula C9H11BrN2 and a molecular weight of 227.10 g/mol.

Structurally, 3-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine (C9H11BrN2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 227.10 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).

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-Bromo-2-methyl-5,6,7,8-tetrahydro-1,7-naphthyridine 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 FormulaC9H11BrN2
Molecular Weight227.10 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor)
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)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Halogen ContentBr-containing
Nitrogen Atoms2

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