2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3) 3458-72-8 Ammonium citrate (3:1) CHEBI:63037 ammonium citrate tribasic citric acid triammonium salt tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate triammonium 2-hydroxypropane-1,2,3-tricarboxylate triammonium citrate CAS 3458-72-8

Purity 97%+In StockPharmaceutical Standards
CAS No.3458-72-8
Molecular FormulaC6H8O7
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt
2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3)
3458-72-8
Ammonium citrate (3:1)
CHEBI:63037
ammonium citrate tribasic
citric acid triammonium salt
tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate
triammonium 2-hydroxypropane-1,2,3-tricarboxylate
triammonium citrate CAS 3458-72-8 chemical structure

Description

As a certified reference material (CRM), 2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3) 3458-72-8 Ammonium citrate (3:1) CHEBI:63037 ammonium citrate tribasic citric acid triammonium salt tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate triammonium 2-hydroxypropane-1,2,3-tricarboxylate triammonium citrate 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.

2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3) 3458-72-8 Ammonium citrate (3:1) CHEBI:63037 ammonium citrate tribasic citric acid triammonium salt tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate triammonium 2-hydroxypropane-1,2,3-tricarboxylate triammonium citrate (CAS 3458-72-8) is a high-purity analytical reference standard with the molecular formula C6H8O7H3N and a molecular weight of 209.15 g/mol.

Owing to a carbohydrate-derived structure, an amide group, 2-Hydroxy-1,2,3-propanetricarboxylic acid triammonium salt 2-hydroxy-1,2,3-propanetricarboxylic acid, ammonium salt (1:3) 3458-72-8 Ammonium citrate (3:1) CHEBI:63037 ammonium citrate tribasic citric acid triammonium salt tri(azaniumyl) 2-hydroxypropane-1,2,3-tricarboxylate triammonium 2-hydroxypropane-1,2,3-tricarboxylate triammonium citrate is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 209.15 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.

Physical & Chemical Properties

Molecular FormulaC6H8O7 3*H3N
Molecular Weight209.15 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityLight-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)2.0
CAS Registry Year (est.)1957
Nitrogen Atoms1

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