Methyl 2,4-dichloro-9-hydroxy-9H-flurene-9-carboxylate CAS 59653-26-8
| CAS No. | 59653-26-8 |
| Molecular Formula | C15H10Cl2O3 |
| Molecular Weight | 309.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 2,4-dichloro-9-hydroxy-9H-flurene-9-carboxylate 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.
CATO supplies Methyl 2,4-dichloro-9-hydroxy-9H-flurene-9-carboxylate (CAS 59653-26-8), a certified reference material (molecular formula C15H10Cl2O3, MW 309.14 g/mol) for analytical method development and quality control.
Structurally, Methyl 2,4-dichloro-9-hydroxy-9H-flurene-9-carboxylate (C15H10Cl2O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 309.14 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H10Cl2O3 |
| Molecular Weight | 309.14 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
Related Methyl Standards
- 4,6-Dichloro-1-(3-methoxybenzyl)-1h-pyrazolo[3,4-d]pyrimidine (CAS 1184913-85-6)
- 2-(3,5-Dichloro-4-methoxyphenyl)benzo[d]oxazol-5-amine (CAS 293738-00-8)
- 2,6-Dichloro-7-(4-methoxybenzyl)-7H-purine (CAS 848648-51-1)
- 4,5-Dichloro-2-((6-methylimidazo[1,2-a]pyridin-2-yl)methyl)pyridazin-3(2h)-one (CAS 852902-22-8)
- 5,7-Dichloro-2-(4-methoxybenzyl)-2H-pyrazolo[4,3-d]pyrimidine (CAS 916065-15-1)
- 4,6-Dichloro-2-oxo-2h-1,3-benzoxathiol-5-yl ethyl carbonate (CAS 683783-80-4)
- 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)
Recommended Standards
- 4-Acetoxy-3,4-dichlorobenzophenone (CAS 890100-13-7)
- N-(2-fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-2-methoxyacetamide (CAS 2246668-24-4)
- 4-Acetoxy-2,3-dichlorobenzophenone (CAS 890100-07-9)
- N-(4-fluoro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-2-methoxyacetamide (CAS 2246895-78-1)
- 5-(4-Bromophenyl)-2-methyl-2H-tetrazole (CAS 69746-36-7)
- N-(oxetan-3-yl)aminosulfonamide (CAS 1384876-01-0)
- 2-((7-Bromo-1H-indol-3-yl)thio)acetic acid (CAS 2675450-19-6)
- 3-(4-Chlorophenyl)-5-methylisoxazole-4-carboxylic acid (CAS 91182-87-5)
- 5-(3-Bromophenyl)-5-methylimidazolidine-2,4-dione (CAS 6943-33-5)
- rel-(3aS,6aS)-tert-Butyl hexahydropyrrolo[3,4-b]pyrrole-1(2H)-carboxylate (CAS 1018443-32-7)
- 7-Bromo-2-phenylbenzo[d]oxazole (CAS 1268137-13-8)
- 3-(Difluoromethyl)-4-fluoro-6-iodopyridin-2-amine (CAS 1804946-44-8)
- Benastatin C (CAS 150151-88-5)
- Tirzepatide Impurity 23 X TFA Salt (CAS CATO-C4X-324023)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com