7-Chloro-2-(3-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid CAS 862785-61-3
| CAS No. | 862785-61-3 |
| Molecular Formula | C18H13Cl2NO2 |
| Molecular Weight | 346.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-Chloro-2-(3-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7-Chloro-2-(3-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid (CAS 862785-61-3), molecular formula C18H13Cl2NO2 and molecular weight 346.21 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 7-Chloro-2-(3-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid (C18H13Cl2NO2) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 346.21 g/mol, it falls into the moderately-high-molecular-weight range. 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.
CATO manufactures 7-Chloro-2-(3-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid 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 | C18H13Cl2NO2 |
| Molecular Weight | 346.21 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 |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 6-Chloro-2-(4-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-33-1)
- 6-Chloro-2-(3-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-34-2)
- 6-Chloro-2-(2-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-36-4)
- 7-Chloro-2-(4-methoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160263-66-0)
- 7-Chloro-2-(3-methoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160263-68-2)
- 7-Chloro-2-(2-methoxyphenyl)-8-methylquinoline-4-carbonyl chloride (CAS 1160263-70-6)
- 8-Chloro-2-(4-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-71-7)
- 8-Chloro-2-(3-ethoxyphenyl)quinoline-4-carbonyl chloride (CAS 1160263-73-9)
Recommended Standards
- 5-Chloro-N-(4-chlorophenyl)-1-methyl-3-phenyl-1H-pyrazole-4-carboxamide (CAS 318256-05-2)
- 7-Chloro-2-(4-chlorophenyl)-3,8-dimethylquinoline-4-carboxylic acid (CAS 862785-62-4)
- 5-(2,4-Dichlorophenoxy)-6-methyl-3-(4-methylphenyl)-1,2,4-triazine (CAS 478260-75-2)
- N-(2-Chloro-4-methylphenyl)-5-(2-chlorophenyl)furan-2-carboxamide (CAS 853331-42-7)
- Ethyl 2-amino-3-(pyridin-3-yl)propanoate (CAS 66423-60-7)
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- 4-Methyl-N-phenylpiperazine-1-carboxamide (CAS 65766-72-5)
- (S)-Hydroxymethyl 2-(pyrrolidin-2-yl)acetate (CAS 603956-68-9)
- Ethyl 2-(5-bromo-2-methylphenyl)-2,2-difluoroacetate (CAS 1226808-72-5)
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- 3-Methyl-1-(tetrahydrofuran-3-yl)-1H-pyrazole-4-carboxylic acid (CAS 1341513-43-6)
- 2-(3,5-Dimethylphenoxy)-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carbaldehyde (CAS 1353498-61-9)
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