24539-28-4 KS-000005PV Pentacyclo[4.2.0.02,5.03,8.04,7]octane-1,4-dicarboxylicacid, 1-methyl ester CAS 24539-28-4
| CAS No. | 24539-28-4 |
| Molecular Formula | C11H10O4 |
| Molecular Weight | 206.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 24539-28-4 KS-000005PV Pentacyclo[4.2.0.02,5.03,8.04,7]octane-1,4-dicarboxylicacid, 1-methyl ester 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.
24539-28-4 KS-000005PV Pentacyclo[4.2.0.02,5.03,8.04,7]octane-1,4-dicarboxylicacid, 1-methyl ester (CAS 24539-28-4) is a high-purity analytical reference standard with the molecular formula C11H10O4 and a molecular weight of 206.19 g/mol.
Based on its molecular formula C11H10O4, 24539-28-4 KS-000005PV Pentacyclo[4.2.0.02,5.03,8.04,7]octane-1,4-dicarboxylicacid, 1-methyl ester 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 206.19 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H10O4 |
| Molecular Weight | 206.19 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.) | 1964 |
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