1-Amino-8-chloro-2-((4-methoxyphenyl)amino)anthracene-9,10-dione CAS 88653-25-2
| CAS No. | 88653-25-2 |
| Molecular Formula | C21H15ClN2O3 |
| Molecular Weight | 378.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-Amino-8-chloro-2-((4-methoxyphenyl)amino)anthracene-9,10-dione.
1-Amino-8-chloro-2-((4-methoxyphenyl)amino)anthracene-9,10-dione (CAS 88653-25-2) is a high-purity analytical reference standard with the molecular formula C21H15ClN2O3 and a molecular weight of 378.81 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 1-Amino-8-chloro-2-((4-methoxyphenyl)amino)anthracene-9,10-dione is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 378.81 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-Amino-8-chloro-2-((4-methoxyphenyl)amino)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 | C21H15ClN2O3 |
| Molecular Weight | 378.81 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 1,4-Diamino-7-chloro-2-(p-tolyloxy)anthracene-9,10-dione (CAS 88605-32-7)
- 2-(((4-(4-Chlorophenoxy)phenyl)amino)methyl)isoindoline-1,3-dione (CAS 74614-53-2)
- 1,4-Diamino-6-chloro-2-(m-tolyloxy)anthracene-9,10-dione (CAS 88605-21-4)
- 4,4'-((6-Chloroquinoxaline-2,3-diyl)bis(oxy))dianiline (CAS 64360-02-7)
- Ethyl 4-(3-(5-methyl-2-oxo-2,3-dihydro-1H-imidazol-4-yl)-5,6-dihydroimidazo[2,1-b]thiazol-2-yl)butanoate hydrobromide (CAS 1217173-45-9)
- 2-Phenyl-2,6-diazaspiro[3.3]Heptane (CAS 1824145-15-4)
- 3-(Dimethylamino)-1,2-dihydroisoquinolin-1-one (CAS 33035-87-9)
- 4-Chloro-2-iodopyridin-3-ol (CAS 188057-56-9)
- 5-Amino-2-fluoronicotinic acid (CAS 1427082-09-4)
- 2-(2-(tert-Butoxycarbonyl)-2-azaspiro[3.5]nonan-7-yl)acetic acid (CAS 2306261-01-6)
- Hydrocortisone Impurity 33 (CAS 77106-62-8)
- (4AR,7aS)-4-benzyloctahydropyrrolo[3,4-b][1,4]oxazine (CAS 151213-50-2)
- tert-butyl N-(1-methyl-1H-imidazol-5-yl)carbamate (CAS 66787-73-3)
- Semaglutide impurity 66 (CAS CATO-C4X-222666)
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