2931-08-0 Prephenic acid barium salt barium (1r,4r)-1-(2-carboxylato-2-oxoethyl)-4-hydroxycyclohexa-2,5-dienecarboxylate CAS 2931-08-0
| CAS No. | 2931-08-0 |
| Molecular Formula | C10H8O6 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 361.50 g/mol gives 2931-08-0 Prephenic acid barium salt barium (1r,4r)-1-(2-carboxylato-2-oxoethyl)-4-hydroxycyclohexa-2,5-dienecarboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2931-08-0 Prephenic acid barium salt barium (1r,4r)-1-(2-carboxylato-2-oxoethyl)-4-hydroxycyclohexa-2,5-dienecarboxylate (CAS 2931-08-0), molecular formula C10H8O6Ba and molecular weight 361.50 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2931-08-0 Prephenic acid barium salt barium (1r,4r)-1-(2-carboxylato-2-oxoethyl)-4-hydroxycyclohexa-2,5-dienecarboxylate (C10H8O6Ba) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 361.50 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 manufactures 2931-08-0 Prephenic acid barium salt barium (1r,4r)-1-(2-carboxylato-2-oxoethyl)-4-hydroxycyclohexa-2,5-dienecarboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H8O6 Ba |
| Molecular Weight | 361.50 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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Why CATO?
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