[1,2,4]Triazolo[1,5-a]pyrazin-5-amine CAS 55366-15-9

Purity 97%+In StockPharmaceutical Standards
CAS No.55366-15-9
Molecular FormulaC5H5N5
Molecular Weight135.13 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

[1,2,4]Triazolo[1,5-a]pyrazin-5-amine CAS 55366-15-9 chemical structure

Description

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.

[1,2,4]Triazolo[1,5-a]pyrazin-5-amine (CAS 55366-15-9), molecular formula C5H5N5 and molecular weight 135.13 g/mol, is a CATO reference standard with documented purity and traceability.

Structurally, [1,2,4]Triazolo[1,5-a]pyrazin-5-amine (C5H5N5) contains a nitrile group. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 135.13 g/mol, it falls into the low-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).

CATO manufactures [1,2,4]Triazolo[1,5-a]pyrazin-5-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 FormulaC5H5N5
Molecular Weight135.13 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
CAS Registry Year (est.)1972
Nitrogen Atoms5

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