Pyr-Pro-Arg-pNA CAS 72194-57-1

Purity >95%In StockPharmaceutical Standards
CAS No.72194-57-1
Molecular FormulaC22H30N8O6
Molecular Weight538.98 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Pyr-Pro-Arg-pNA CAS 72194-57-1 chemical structure

Description

As a certified reference material (CRM), Pyr-Pro-Arg-pNA 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.

Pyr-Pro-Arg-pNA (CAS 72194-57-1), molecular formula C22H30N8O6 and molecular weight 538.98 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C22H30N8O6, Pyr-Pro-Arg-pNA contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 538.98 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

Physical & Chemical Properties

Molecular FormulaC22H30N8O6
Molecular Weight538.98 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1977
Nitrogen Atoms8

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Why CATO?