5-Nitro-1,3,4-oxadiazol-2-amine CAS 728948-45-6

Purity 97%+In StockPharmaceutical Standards
CAS No.728948-45-6
Molecular FormulaC2H2N4O3
Molecular Weight130.06 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5-Nitro-1,3,4-oxadiazol-2-amine CAS 728948-45-6 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.

CATO supplies 5-Nitro-1,3,4-oxadiazol-2-amine (CAS 728948-45-6), a certified reference material (molecular formula C2H2N4O3, MW 130.06 g/mol) for analytical method development and quality control.

5-Nitro-1,3,4-oxadiazol-2-amine (C2H2N4O3) contains an amino-acid-derived structure, an amide group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; 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.

As a certified reference material (CRM), 5-Nitro-1,3,4-oxadiazol-2-amine meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC2H2N4O3
Molecular Weight130.06 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1986
Nitrogen Atoms4

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