5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine CAS 1183278-60-5

Purity 97%+In StockPharmaceutical Standards
CAS No.1183278-60-5
Molecular FormulaC7H5BrN4S
Molecular Weight257.11 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine CAS 1183278-60-5 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 257.11 g/mol gives 5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine (CAS 1183278-60-5) is a high-purity analytical reference standard with the molecular formula C7H5BrN4S and a molecular weight of 257.11 g/mol.

Owing to a nitrile group, sulfur-containing functionality, bromine substitution, an aromatic ring system, 5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 257.11 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 5-(5-Bromothiophen-2-yl)-1,2,4-triazin-3-amine 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 FormulaC7H5BrN4S
Molecular Weight257.11 g/mol
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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Halogen ContentBr-containing
Nitrogen Atoms4
Sulfur Atoms1

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