5,5',6,6',8,8'-hexahydroxy-2,2'-dimethyl-4H,4'H-[9,9'-bibenzo[g]chromene]-4,4'-dione CAS CATO-C3D-263049
| CAS No. | CATO-C3D-263049 |
| Molecular Formula | C28H18O10 |
| Molecular Weight | 514.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5,5',6,6',8,8'-hexahydroxy-2,2'-dimethyl-4H,4'H-[9,9'-bibenzo[g]chromene]-4,4'-dione is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5,5',6,6',8,8'-hexahydroxy-2,2'-dimethyl-4H,4'H-[9,9'-bibenzo[g]chromene]-4,4'-dione (CAS CATO-C3D-263049), molecular formula C28H18O10 and molecular weight 514.44 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, 5,5',6,6',8,8'-hexahydroxy-2,2'-dimethyl-4H,4'H-[9,9'-bibenzo[g]chromene]-4,4'-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 514.44 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.
CATO manufactures 5,5',6,6',8,8'-hexahydroxy-2,2'-dimethyl-4H,4'H-[9,9'-bibenzo[g]chromene]-4,4'-dione 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 | C28H18O10 |
| Molecular Weight | 514.44 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) | 20.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
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Recommended Standards
- N-[2-(4-Methylbenzenesulfonamido)ethyl]-2,5-bis(2,2,2-trifluoroethoxy)benzamide (CAS 338404-51-6)
- Lenalidomide Impurity 46 (CAS CATO-C4X-190346)
- N-(4-Bromophenyl)-2-((3-cyano-6-phenyl-4-(p-tolyl)pyridin-2-yl)thio)acetamide (CAS 334497-54-0)
- 3-(7-Bromo-9,9-dimethyl-9H-fluoren-2-yl)-9-phenyl-9H-carbazole (CAS 1186644-43-8)
- 2-(4,6-Diphenylpyrimidin-2-yl)phenol (CAS 52829-05-7)
- 4-Formyl-2-methoxyphenyl 4-methoxybenzoate (CAS 5420-38-2)
- 2,4-dimethylquinolin-8-ol hydrobromide (CAS 1803582-11-7)
- Ambroxol Impurity 25 (CAS 1807328-39-7)
- 1-(4-Methoxyphenyl)-N-methylethan-1-amine hydrochloride (CAS 1185377-38-1)
- 4-Nitro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1227270-72-5)
- 5-Chloro-2-(3-ethyl-phenoxy)-nicotinic acid (CAS 1316221-48-3)
- (E)-3-[3-(2-Pyrimidinyloxy)phenyl]-2-(2-thienyl)-2-propenenitrile (CAS 861210-11-9)
- Ebastine EP Impurity E (CAS 1312211-93-0)
- Des-[Gly]31-Semaglutide(x TFA Salt) (CAS 873874-39-6(free base))
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