304642-94-2 Kaur-16-en-15-one,18-(acetyloxy)-7,20-epoxy-1,6,7,14-tetrahydroxy-, (1b,4a,6b,7a,14R)- CAS 304642-94-2
| CAS No. | 304642-94-2 |
| Molecular Formula | C22H30O8 |
| Molecular Weight | 422.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 422.47 g/mol gives 304642-94-2 Kaur-16-en-15-one,18-(acetyloxy)-7,20-epoxy-1,6,7,14-tetrahydroxy-, (1b,4a,6b,7a,14R)- distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 304642-94-2 Kaur-16-en-15-one,18-(acetyloxy)-7,20-epoxy-1,6,7,14-tetrahydroxy-, (1b,4a,6b,7a,14R)- (CAS 304642-94-2), a certified reference material (molecular formula C22H30O8, MW 422.47 g/mol) for analytical method development and quality control.
Structurally, 304642-94-2 Kaur-16-en-15-one,18-(acetyloxy)-7,20-epoxy-1,6,7,14-tetrahydroxy-, (1b,4a,6b,7a,14R)- (C22H30O8) contains a flavonoid core, a hydroxyl group, an ether linkage. 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 422.47 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).
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), 304642-94-2 Kaur-16-en-15-one,18-(acetyloxy)-7,20-epoxy-1,6,7,14-tetrahydroxy-, (1b,4a,6b,7a,14R)- 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 | C22H30O8 |
| Molecular Weight | 422.47 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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.) | 2025 |
Related Kaur Standards
- 125164-55-8 Kaur-16-en-15-one,11-(acetyloxy)-13,18-dihydroxy-, (4a,11b)- (9CI) (CAS 125164-55-8)
- 30220-43-0 Kaur-16-en-15-one,7,20-epoxy-1,6,7-trihydroxy-, (1a,6b,7a)- (CAS 30220-43-0)
- 39388-57-3 Kaur-16-en-15-one,1,7,14-trihydroxy-, (1a,7a,14R)- (CAS 39388-57-3)
- 123043-54-9 Kaur-16-en-15-one,1,3,7,11-tetrakis(acetyloxy)-12-hydroxy-, (1a,3b,7b,11b,12a)- (9CI) (CAS 123043-54-9)
- 152175-76-3 Kaur-16-ene-1,3,6,7,11,15-hexol,1,6,7,11,15-pentaacetate, (1a,3b,6a,7b,11b,15b)- (9CI) (CAS 152175-76-3)
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