83688-44-2 3-Hydroxy-8,9,10,11-tetrahydrobenzo[b]cyclohepta[d]pyran-6(7H)-one DTXSID00419951 CAS 83688-44-2
| CAS No. | 83688-44-2 |
| Molecular Formula | C14H14O3 |
| Molecular Weight | 230.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 83688-44-2 3-Hydroxy-8,9,10,11-tetrahydrobenzo[b]cyclohepta[d]pyran-6(7H)-one DTXSID00419951 (CAS 83688-44-2), a certified reference material (molecular formula C14H14O3, MW 230.26 g/mol) for analytical method development and quality control.
Structurally, 83688-44-2 3-Hydroxy-8,9,10,11-tetrahydrobenzo[b]cyclohepta[d]pyran-6(7H)-one DTXSID00419951 (C14H14O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 230.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 83688-44-2 3-Hydroxy-8,9,10,11-tetrahydrobenzo[b]cyclohepta[d]pyran-6(7H)-one DTXSID00419951 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.
Physical & Chemical Properties
| Molecular Formula | C14H14O3 |
| Molecular Weight | 230.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
Related Hydroxy Standards
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