7-((1S,2R,3R,5R)-3,5-Dihydroxy-2-((S,E)-3-hydroxyoct-1-en-1-yl)cyclopentyl)heptanoic acid CAS 26771-95-9
| CAS No. | 26771-95-9 |
| Molecular Formula | C20H36O5 |
| Molecular Weight | 356.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-((1S,2R,3R,5R)-3,5-Dihydroxy-2-((S,E)-3-hydroxyoct-1-en-1-yl)cyclopentyl)heptanoic acid is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7-((1S,2R,3R,5R)-3,5-Dihydroxy-2-((S,E)-3-hydroxyoct-1-en-1-yl)cyclopentyl)heptanoic acid (CAS 26771-95-9) is a high-purity analytical reference standard with the molecular formula C20H36O5 and a molecular weight of 356.50 g/mol.
Structurally, 7-((1S,2R,3R,5R)-3,5-Dihydroxy-2-((S,E)-3-hydroxyoct-1-en-1-yl)cyclopentyl)heptanoic acid (C20H36O5) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 356.50 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.
CATO manufactures 7-((1S,2R,3R,5R)-3,5-Dihydroxy-2-((S,E)-3-hydroxyoct-1-en-1-yl)cyclopentyl)heptanoic acid 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 | C20H36O5 |
| Molecular Weight | 356.50 g/mol |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
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