3,3'-(Benzo[d][1,3]dioxol-5-ylmethylene)bis(4-hydroxy-2h-chromen-2-one) CAS 4506-25-6
| CAS No. | 4506-25-6 |
| Molecular Formula | C26H16O8 |
| Molecular Weight | 456.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,3'-(Benzo[d][1,3]dioxol-5-ylmethylene)bis(4-hydroxy-2h-chromen-2-one) (CAS 4506-25-6), molecular formula C26H16O8 and molecular weight 456.40 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, 3,3'-(Benzo[d][1,3]dioxol-5-ylmethylene)bis(4-hydroxy-2h-chromen-2-one) is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 456.40 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).
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), 3,3'-(Benzo[d][1,3]dioxol-5-ylmethylene)bis(4-hydroxy-2h-chromen-2-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 | C26H16O8 |
| Molecular Weight | 456.40 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Related Benzo Standards
- 2-(Benzo[d][1,3]dioxol-5-ylamino)-2-oxoethyl 2-(4-methoxyphenyl)quinoline-4-carboxylate (CAS 380190-92-1)
- Methyl 2-((benzo[d]thiazol-2-ylsulfonyl)methyl)-3-bromo-6-methoxybenzoate (CAS 1213268-13-3)
- 4-(3-(Benzo[d][1,3]dioxol-5-yl)-1H-pyrazol-5-yl)-1-((2-nitrophenyl)sulfonyl)piperidine (CAS 1030386-38-9)
- 4-(Benzo[d][1,3]dioxol-5-yl)-2-((3-methoxybenzyl)thio)-1,4-dihydro-5H-indeno[1,2-d]pyrimidin-5-one (CAS 861211-19-0)
- 4-(Benzo[d]thiazol-2-ylthio)-3-nitrobenzyl 2-chlorobenzoate (CAS 320424-23-5)
- N-(5-((2-(Benzo[d]thiazol-2-ylamino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-3-phenylpropanamide (CAS 477214-92-9)
- 2-(Benzo[d][1,3]dioxol-5-yl)-N-isopentyl-1-oxo-3-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline-4-carboxamide (CAS 1024448-61-0)
- 2-(Benzo[d]thiazol-2(3H)-ylidene)-2-(2-((4-(morpholinomethyl)benzyl)oxy)pyrimidin-4-yl)acetonitrile (CAS 541507-14-6)
Recommended Standards
- 2,5,6,7-Tetraacetoxyflavanone (CAS 80604-17-7)
- 3-Methylflavone-8-carboxylic Acid Acyl-β-D-glucuronide (CAS 60218-13-5)
- 14-O-Acetyldaunomycinone (CAS 29984-41-6)
- tert-Butyl (S)-2-(5-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)thiazol-2-yl)pyrrolidine-1-carboxylate (CAS 1256384-74-3)
- Cilastatin enantiomer (CAS 107872-24-2)
- N'-Hydroxy-3-sulfamoylbenzimidamide (CAS 90000-88-7)
- Methyl 2-(3-formylphenyl)acetate (CAS 142327-44-4)
- (Perchloro-1,4-phenylene)dimethanamine dihydrochloride (CAS 882490-82-6)
- N-(4-chlorobenzyl)-2-(4-methoxyphenyl)ethan-1-amine hydrobromide (CAS 1609406-85-0)
- (4R,5R)-N4,N4,N5,N5,2,2-Hexamethyl-1,3-dioxolane-4,5-dicarboxamide (CAS 63126-29-4)
- 4-Chloro-2-iodobenzenesulfonyl chloride (CAS 1261730-58-8)
- 2-Chloro-N-cyclohexyl-9H-purin-6-amine (CAS 39639-45-7)
- 4-(Difluoromethyl)-phenol (CAS 403648-76-0)
- Pancreatic Polypeptide (31-36) Free Acid, human (CAS 192432-73-8)
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