5,8-Dichloro-1,4-dihydroxyanthraquinone CAS 2832-30-6
| CAS No. | 2832-30-6 |
| Molecular Formula | C14H6Cl2O4 |
| Molecular Weight | 309.10 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 5,8-Dichloro-1,4-dihydroxyanthraquinone.
5,8-Dichloro-1,4-dihydroxyanthraquinone (CAS 2832-30-6) is a high-purity analytical reference standard with the molecular formula C14H6Cl2O4 and a molecular weight of 309.10 g/mol.
Based on its molecular formula C14H6Cl2O4, 5,8-Dichloro-1,4-dihydroxyanthraquinone contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 309.10 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
CATO manufactures 5,8-Dichloro-1,4-dihydroxyanthraquinone 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 | C14H6Cl2O4 |
| Molecular Weight | 309.10 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
Related Dichloro Standards
- 6,7-Dichloro-1,4-dihydroxyanthracene-9,10-dione (CAS 1225-15-6)
- 1,7-Dichloro-4-nitroacridin-9(10H)-one (CAS 21814-67-5)
- 2,3-Dichloro-1,4-dihydroxyanthracene-9,10-dione (CAS 29525-00-6)
- 2,5-Dichloro-1,8-dihydroxyanthracene-9,10-dione (CAS 52547-60-1)
- Ethyl 6,8-dichloro-2-(difluoromethyl)imidazo[1,2-a]pyridine-3-carboxylate (CAS 2451256-45-2)
- 4,6-Dichloro-2-oxo-2h-1,3-benzoxathiol-5-yl ethyl carbonate (CAS 683783-80-4)
- 4,5-Dichloro-2-(2-(trifluoromethyl)phenyl)pyridazin-3(2H)-one (CAS 41933-32-8)
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Recommended Standards
- 5-(4-Iodophenyl)nicotinaldehyde (CAS 887973-86-6)
- 6-(3-Iodophenyl)nicotinaldehyde (CAS 898405-16-8)
- 5-(3-Iodophenyl)nicotinaldehyde (CAS 887973-62-8)
- Ethyl 5-bromo-4-ethoxy-2,3-difluorobenzoate (CAS 2484888-89-1)
- 7-Methoxy-2-(trifluoromethyl)benzo[d]oxazole (CAS 1013037-05-2)
- (E)-4-Bromo-3-(2-methoxyvinyl)pyridine (CAS 1158614-21-1)
- 1,2,3,5-Tetrachloro-4,6-dinitrobenzene (CAS 28073-03-2)
- Ethyl 2-(2-bromo-3-methylphenyl)acetate (CAS 248920-13-0)
- 4-Cyano-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxylic acid (CAS 1805578-75-9)
- (±)-Inupadenant (CAS 2246607-06-5)
- 6-Bromo-1,3-dihydro-2H-imidazo[4,5-b]pyridine-2-thione (CAS 93752-20-6)
- (3-Chloro-5-methylpyridin-4-yl)methanamine (CAS 1393584-10-5)
- 2-(9-Chloro-3,4-dihydro-2h-benzo[b][1,4]dioxepin-7-yl)ethan-1-amine (CAS 1094419-58-5)
- SV40 Nuclear Transport Signal Peptide Analog (CAS 104914-40-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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