| CAS No. | 103425-30-5 |
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 208.21 g/mol gives 2,5-Dihydroxy-3-(3-methylbut-2-en-1-yl)cyclohexa-2,5-diene-1,4-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,5-Dihydroxy-3-(3-methylbut-2-en-1-yl)cyclohexa-2,5-diene-1,4-dione (CAS 103425-30-5), molecular formula C11H12O4 and molecular weight 208.21 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H12O4, 2,5-Dihydroxy-3-(3-methylbut-2-en-1-yl)cyclohexa-2,5-diene-1,4-dione contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 208.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 2,5-Dihydroxy-3-(3-methylbut-2-en-1-yl)cyclohexa-2,5-diene-1,4-dione 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.
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |