| CAS No. | 1345994-72-0 |
| Molecular Formula | C2[13C]2H2O3 |
| Molecular Weight | 100.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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 1345994-72-0 4-hydroxy-3-cyclobutene-1,2-dione-1,4 13c2 (CAS 1345994-72-0), a certified reference material (molecular formula C2[13C]2H2O3, MW 100.04 g/mol) for analytical method development and quality control.
Based on its molecular formula C2[13C]2H2O3, 1345994-72-0 4-hydroxy-3-cyclobutene-1,2-dione-1,4 13c2 contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 100.04 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 1345994-72-0 4-hydroxy-3-cyclobutene-1,2-dione-1,4 13c2 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.
| Molecular Formula | C2[13C]2H2O3 |
| Molecular Weight | 100.04 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1991 |