4,9-Bis((3,3-dimethyloxiran-2-yl)methoxy)-7H-furo[3,2-g]chromen-7-one CAS 77063-74-2
| CAS No. | 77063-74-2 |
| Molecular Formula | C21H22O7 |
| Molecular Weight | 386.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 4,9-Bis((3,3-dimethyloxiran-2-yl)methoxy)-7H-furo[3,2-g]chromen-7-one (C21H22O7) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 386.40 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4,9-Bis((3,3-dimethyloxiran-2-yl)methoxy)-7H-furo[3,2-g]chromen-7-one (CAS 77063-74-2), molecular formula C21H22O7 and molecular weight 386.40 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4,9-Bis((3,3-dimethyloxiran-2-yl)methoxy)-7H-furo[3,2-g]chromen-7-one 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 | C21H22O7 |
| Molecular Weight | 386.40 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
Related Bis Standards
- (S)-4-((3,3-Dimethyloxiran-2-yl)methoxy)-7H-furo[3,2-g]chromen-7-one (CAS 26091-73-6)
- (R)-(3,3-Dimethyloxiran-2-yl)methyl 4-nitrobenzoate (CAS 141700-91-6)
- (E)-1-(2,3-dimethyloxiran-2-yl)-3-(4-methoxyphenyl)prop-2-en-1-one (CAS 31374-59-1)
- 4-((3,3-Dimethyloxiran-2-yl)methyl)morpholine (CAS 88091-98-9)
- (4S)-2-(3,3-dimethyloxiran-2-yl)-4-methyloxane (CAS 1604729-40-9)
- (3,3-Dimethyloxiran-2-yl)methanol (CAS 18511-56-3)
- (E)-5-(3,3-Dimethyloxiran-2-yl)-3-methylpent-2-en-1-yl acetate (CAS 23519-09-7)
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