2-Hydroxy-4,5-dioxopyrrolidine-3-carbaldehyde CAS 475502-76-2
| CAS No. | 475502-76-2 |
| Molecular Formula | C5H5NO4 |
| Molecular Weight | 143.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Hydroxy-4,5-dioxopyrrolidine-3-carbaldehyde (CAS 475502-76-2), a certified reference material (molecular formula C5H5NO4, MW 143.10 g/mol) for analytical method development and quality control.
Structurally, 2-Hydroxy-4,5-dioxopyrrolidine-3-carbaldehyde (C5H5NO4) contains a carbohydrate-derived structure, an amide group. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 143.10 g/mol, it falls into the low-molecular-weight range. 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.
As a certified reference material (CRM), 2-Hydroxy-4,5-dioxopyrrolidine-3-carbaldehyde 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 Formula | C5H5NO4 |
| Molecular Weight | 143.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 5-Hydroxy-1-methyl-1H-1,2,4-triazole-3-carboxylic acid (CAS 1368716-21-5)
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- 1-Hydroxy-2,5-dioxopyrrolidine-3-carbaldehyde (CAS 39508-63-9)
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- 5-Hydroxy-1-methyl-4-nitroimidazole (CAS 73703-74-9)
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