3-chloro-2'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-5-fluorobenzophenone CAS 898756-42-8
| CAS No. | 898756-42-8 |
| Molecular Formula | C21H29NO5 |
| Molecular Weight | 375.46 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.
3-chloro-2'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-5-fluorobenzophenone (CAS 898756-42-8), molecular formula C21H29NO5 and molecular weight 375.46 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 3-chloro-2'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-5-fluorobenzophenone is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 375.46 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 3-chloro-2'-[8-(1,4-dioxa-8-azaspiro[4.5]decyl)methyl]-5-fluorobenzophenone 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 | C21H29NO5 |
| Molecular Weight | 375.46 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related chloro Standards
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- 2,2-Ethane-1,2-diylbis-1H-benzimidazole (CAS 3575-07-3)
- Tau Peptide (274-288) trifluoroacetate salt (CAS 330456-39-8)
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