(1S,2R)-3,3-Dimethoxy-1,2-cyclobutanedicarboxylic Acid Di-L-Menthol Ester CAS 138736-91-1
| CAS No. | 138736-91-1 |
| Molecular Formula | C28H48O6 |
| Molecular Weight | 480.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (1S,2R)-3,3-Dimethoxy-1,2-cyclobutanedicarboxylic Acid Di-L-Menthol 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.
(1S,2R)-3,3-Dimethoxy-1,2-cyclobutanedicarboxylic Acid Di-L-Menthol Ester (CAS 138736-91-1) is a high-purity analytical reference standard with the molecular formula C28H48O6 and a molecular weight of 480.68 g/mol.
Structurally, (1S,2R)-3,3-Dimethoxy-1,2-cyclobutanedicarboxylic Acid Di-L-Menthol Ester (C28H48O6) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 480.68 g/mol, it falls into the moderately-high-molecular-weight range. 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 | C28H48O6 |
| Molecular Weight | 480.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
Recommended Standards
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Why CATO?
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