1,5-Diamino-4,8-dihydroxy-2-(4-methoxyphenyl)anthracene-9,10-dione CAS 13698-89-0
| CAS No. | 13698-89-0 |
| Molecular Formula | C21H16N2O5 |
| Molecular Weight | 376.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 1,5-Diamino-4,8-dihydroxy-2-(4-methoxyphenyl)anthracene-9,10-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 376.36 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).
1,5-Diamino-4,8-dihydroxy-2-(4-methoxyphenyl)anthracene-9,10-dione (CAS 13698-89-0) is a high-purity analytical reference standard with the molecular formula C21H16N2O5 and a molecular weight of 376.36 g/mol.
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), 1,5-Diamino-4,8-dihydroxy-2-(4-methoxyphenyl)anthracene-9,10-dione 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 | C21H16N2O5 |
| Molecular Weight | 376.36 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 2 |
Related Diamino Standards
- 1,5-Diamino-2,4,6,8-tetrachloroanthracene-9,10-dione (CAS 83578-91-0)
- 1,4-Diamino-2-(4-chlorobenzoyl)anthracene-9,10-dione (CAS 89868-48-4)
- 1,5-Diamino-2-(3,4-dihydroxyphenyl)-4,8-dihydroxyanthracene-9,10-dione (CAS 84100-90-3)
- 1,4-Diamino-5,8-dihydroxy-2-(phenylthio)anthracene-9,10-dione (CAS 17727-74-1)
- 1-(2,4-Diamino-5H-pyrrolo[3,4-d]pyrimidin-6(7H)-yl)ethanone (CAS 1854-52-0)
- 1,4-Diamino-2-(benzyloxy)-6-chloroanthracene-9,10-dione (CAS 88605-46-3)
- 1,4-Diamino-6-chloro-2-(m-tolyloxy)anthracene-9,10-dione (CAS 88605-21-4)
- 1,4-Diamino-7-chloro-2-(p-tolyloxy)anthracene-9,10-dione (CAS 88605-32-7)
Recommended Standards
- DihydroberberineDISCONTINUED PLEASE SEE D446915 (CAS 120834-89-1)
- 1,1'-(Methylenebis(2,4-dihydroxy-6-methoxy-3,1-phenylene))bis(ethan-1-one) (CAS 142382-28-3)
- 7-O-Benzyl Luteolin (CAS 1201808-24-3)
- (2E)-2-[(E)-Benzoyl]-3-[4-(2,6-difluorobenzoyl)-1-methyl-1H-pyrrol-2-yl]prop-2-enenitrile (CAS 338978-26-0)
- 1-(2-Methylphenyl)ethanamine (CAS 42142-17-6)
- 5-(Tert-butoxycarbonyl)-5-azaspiro[2.5]Octane-7-carboxylic acid (CAS 2172162-50-2)
- 2-Chloro-1,5-naphthyridine (CAS 7689-62-5)
- 3-Amino-2-ethylisoquinolin-1(2H)-one (CAS 1094762-84-1)
- 2-(4-(Difluoromethyl)-3-hydroxy-5-(trifluoromethyl)pyridin-2-yl)acetic acid (CAS 1805548-85-9)
- 2,4-Dichloro-6-ethynylaniline (CAS 684250-09-7)
- 926241-83-0 N-(5-Amino-2-fluorophenyl)nicotinamide (CAS 926241-83-0)
- (R)-N-(1-phenylethyl)cyclopentanamine (CAS 676227-16-0)
- 7-ADCA Impurity 2 (CAS CATO-C4X-23142)
- Des-Ser32-Tirzepatide (CAS CATO-CPTD788942)
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