428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z CAS 17795-21-0

Purity 97%+In StockPharmaceutical Standards
CAS No.17795-21-0
Molecular FormulaC5H3N4O
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z CAS 17795-21-0 chemical structure

Description

The occurrence of 428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z is closely related to an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

CATO supplies 428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z (CAS 17795-21-0), a certified reference material (molecular formula C5H3N4ONa, MW 158.10 g/mol) for analytical method development and quality control.

428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z (C5H3N4ONa) contains an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; 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.

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.

As a certified reference material (CRM), 428673RC2Z 17795-21-0 Allopurinol sodium 1,5-Dihydro-4H-pyrazolo(3,4-d)pyrimidin-4-one, monosodium salt 4H-Pyrazolo(3,4-d)pyrimidin-4-one, 1,5-dihydro-, monosodium salt (8CI)(9CI) Allopurinol sodium salt EINECS 241-771-5 NSC 108836 1H-Pyrazolo(3,4-d)pyrimidin-4-ol, monosodium salt Sodium allopurinol Aloprim UNII-428673RC2Z 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 FormulaC5H3N4O Na
Molecular Weight158.10 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
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)6.5
UV AbsorptionUV-absorbing
CAS Registry Year (est.)1962
Nitrogen Atoms4

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