(3aS,5S,11bS)-7-Hydroxy-5-methyl-3aH-benzo[g][1,3]dioxolo[4,5-c]isochromene-2,6,11(5H,11bH)-trione CAS 11048-15-0
| CAS No. | 11048-15-0 |
| Molecular Formula | C16H12O6 |
| Molecular Weight | 300.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a flavonoid core, a hydroxyl group, an ether linkage, (3aS,5S,11bS)-7-Hydroxy-5-methyl-3aH-benzo[g][1,3]dioxolo[4,5-c]isochromene-2,6,11(5H,11bH)-trione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 300.26 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).
(3aS,5S,11bS)-7-Hydroxy-5-methyl-3aH-benzo[g][1,3]dioxolo[4,5-c]isochromene-2,6,11(5H,11bH)-trione (CAS 11048-15-0), molecular formula C16H12O6 and molecular weight 300.26 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), (3aS,5S,11bS)-7-Hydroxy-5-methyl-3aH-benzo[g][1,3]dioxolo[4,5-c]isochromene-2,6,11(5H,11bH)-trione 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 | C16H12O6 |
| Molecular Weight | 300.26 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 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.) | 1960 |
Recommended Standards
- 3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-one (CAS 1092952-62-9)
- 2-Hydroxy-5-methylphenyl β-D-glucopyranosiduronic Acid (CAS 117591-51-2)
- 2-((3,4,5-Trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)benzoic acid (CAS 10367-11-0)
- 2-(2-((4-Bromophenyl)thio)ethyl)piperidine (CAS 1250900-62-9)
- 1-(2-Amino-5-bromophenyl)ethan-1-ol (CAS 865670-75-3)
- (2E)-1,3-Bis(3-bromophenyl)prop-2-en-1-one (CAS 103953-98-6)
- N-[(4-Bromophenyl)(4-chlorophenyl)methyl]ethane-1,2-diamine (CAS 1000575-61-0)
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- 4-Amino-6-(difluoromethyl)-2-iodopyridin-3-ol (CAS 1803697-51-9)
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