1,4-Diamino-2-(4-chlorobenzoyl)anthracene-9,10-dione CAS 89868-48-4
| CAS No. | 89868-48-4 |
| Molecular Formula | C21H13ClN2O3 |
| Molecular Weight | 376.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,4-Diamino-2-(4-chlorobenzoyl)anthracene-9,10-dione (CAS 89868-48-4), a certified reference material (molecular formula C21H13ClN2O3, MW 376.79 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H13ClN2O3, 1,4-Diamino-2-(4-chlorobenzoyl)anthracene-9,10-dione contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
As a certified reference material (CRM), 1,4-Diamino-2-(4-chlorobenzoyl)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 | C21H13ClN2O3 |
| Molecular Weight | 376.79 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Diamino Standards
- 1,5-Diamino-4,8-dihydroxy-2-(4-methoxyphenyl)anthracene-9,10-dione (CAS 13698-89-0)
- 1,5-Diamino-2,4,6,8-tetrachloroanthracene-9,10-dione (CAS 83578-91-0)
- 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
- (Z)-3-(((4-chlorobenzoyl)oxy)imino)-1-phenylindolin-2-one (CAS 478261-25-5)
- 2-MEthoxyethyl [[[4-(4-chlorobenzoyl)phenyl]amino]carbonyl]-carbamate (CAS 351068-74-1)
- (Z)-3-(((2-chlorobenzoyl)oxy)imino)-1-phenylindolin-2-one (CAS 478261-26-6)
- 3-(3-(4-Chlorophenyl)-5-methylisoxazol-4-yl)-N-(1,3-dihydroxypropan-2-yl)-1H-pyrazole-1-carboxamide (CAS 914265-73-9)
- 1-Benzyl-3-ethylpiperidin-4-one (CAS 40748-71-8)
- (E)-(1-{2-[4-(propan-2-yl)phenyl]cyclopropyl}ethylidene)amino thiophene-2-carboxylate (CAS 338392-44-2)
- 2-(4-(3,5-Dimethyl-1H-pyrazol-1-yl)phenyl)-4H-chromen-4-one (CAS 86618-70-4)
- 209627-97-4 Methyl Heptadecanoate-d3 (CAS 209627-97-4)
- N-(3,4-Dichlorophenyl)-2,2-diphenylacetamide (CAS 50916-30-8)
- 4-Methyl-5-(2-(1-methylcyclopropyl)-pyrimidin-4-yl)thiazol-2-amine (CAS 1163707-11-6)
- 4-((3-Formyl-1h-indol-1-yl)methyl)benzoic acid (CAS 592546-71-9)
- 2-(4-(Aminomethyl)-1H-1,2,3-triazol-1-yl)-N-(furan-2-ylmethyl)acetamide (CAS 1459724-49-2)
- (2-Cyano-6-ethylpyridin-4-yl)boronic acid (CAS 2225173-17-9)
- Acetyl Tripeptide-1 (CAS 350595-76-5)
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