(7E)-9-(Tetrahydro-2H-pyran-2-yloxy)-7-nonenoic acid CAS 957761-10-3
| CAS No. | 957761-10-3 |
| Molecular Formula | C14H24O4 |
| Molecular Weight | 256.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), (7E)-9-(Tetrahydro-2H-pyran-2-yloxy)-7-nonenoic acid 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.
CATO supplies (7E)-9-(Tetrahydro-2H-pyran-2-yloxy)-7-nonenoic acid (CAS 957761-10-3), a certified reference material (molecular formula C14H24O4, MW 256.34 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, (7E)-9-(Tetrahydro-2H-pyran-2-yloxy)-7-nonenoic acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 256.34 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 | C14H24O4 |
| Molecular Weight | 256.34 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
Related E Standards
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- 2-Acetyl-1,2,3,4-tetrahydro-7-isoquinolinesulfonyl fluoride (CAS 220247-63-2)
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