6H-[1,3]Dioxolo[4,5-g]chromen-6-one CAS 494-56-4
| CAS No. | 494-56-4 |
| Molecular Formula | C10H6O4 |
| Molecular Weight | 190.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6H-[1,3]Dioxolo[4,5-g]chromen-6-one (CAS 494-56-4), molecular formula C10H6O4 and molecular weight 190.15 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H6O4, 6H-[1,3]Dioxolo[4,5-g]chromen-6-one contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
CATO manufactures 6H-[1,3]Dioxolo[4,5-g]chromen-6-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H6O4 |
| Molecular Weight | 190.15 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, ethanol, 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.) | 1957 |
Related H Standards
- [1,3]Dioxolo[4,5-g]cinnolin-4-ol (CAS 28657-76-3)
- [1,3]Dioxolo[4,5-g]quinazolin-8(5H)-one (CAS 28310-11-4)
- 1H-[1,3]Dioxolo[4,5-f]indazole-3-carbaldehyde (CAS 944899-31-4)
- 5H-[1,3]Dioxolo[4,5-f]indole-7-carbaldehyde (CAS 101966-88-5)
- [1,3]Dioxolo[4,5-g]quinolin-8(5H)-one (CAS 154504-43-5)
- [1,3]Dioxolo[4,5-g]isoquinolin-5(6H)-one (CAS 24188-76-9)
- [1,3]Dioxolo[4,5-g]quinazolin-8-amine (CAS 77850-67-0)
- [1,3]Dioxolo[4,5-g]quinolin-8-ol (CAS 35478-79-6)
Recommended Standards
- 6,8-difluoroquinoline-3-carbonitrile (CAS 71083-55-1)
- 6-Hydroxy-4-oxo-4H-chromene-3-carbaldehyde (CAS 69155-75-5)
- 5-hydroxy-6-nitro-pyridine-3-carboxylic acid (CAS 59288-43-6)
- 7,8-Methylenedioxycoumarin (CAS 4361-93-7)
- 2-(4-((4-Methoxyphenyl)sulfonyl)piperazin-1-yl)ethan-1-amine (CAS 937664-73-8)
- N-((5-Cyclopropyl-1-methyl-1H-pyrazol-3-yl)methyl)-N-(furan-2-ylmethyl)methanesulfonamide (CAS 1787880-14-1)
- (2-(2,2-Difluoroethoxy)phenyl)methanamine (CAS 937602-97-6)
- 1,3,5-Triphenylbenzene (CAS 612-71-5)
- Flurbiprofen Impurity 89 (CAS 75908-73-5)
- [1-(fluoromethyl)cyclopropyl]methanol (CAS 883731-61-1)
- tert-Butyl 3-(hexylamino)propanoate (CAS 1221341-81-6)
- (3R,4R)-4-bromooxolan-3-ol (CAS 274693-10-6)
- 4-(3-Methoxyphenyl)-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1193052-26-4)
- Insulin Degludec Impurity 13 (CAS CATO-C4X-215713)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com