6,7-Dichloroquinoline-2,3-dicarboxylic acid CAS 948294-36-8
| CAS No. | 948294-36-8 |
| Molecular Formula | C11H5Cl2NO4 |
| Molecular Weight | 286.07 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 6,7-Dichloroquinoline-2,3-dicarboxylic acid.
6,7-Dichloroquinoline-2,3-dicarboxylic acid (CAS 948294-36-8) is a high-purity analytical reference standard with the molecular formula C11H5Cl2NO4 and a molecular weight of 286.07 g/mol.
Structurally, 6,7-Dichloroquinoline-2,3-dicarboxylic acid (C11H5Cl2NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 286.07 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 6,7-Dichloroquinoline-2,3-dicarboxylic 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 | C11H5Cl2NO4 |
| Molecular Weight | 286.07 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, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloroquinoline Standards
- Propyl 3,7-dichloroquinoline-8-carboxylate (CAS 84087-12-7)
- 3-Benzyl-2,4-dichloroquinoline (CAS 157027-28-6)
- ethyl 4,6-dichloroquinoline-3-carboxylate (CAS 21168-41-2)
- 5,7-Dichloroquinoline-8-sulfonic acid (CAS 28712-89-2)
- 4,7-Dichloroquinoline-8-sulfonyl chloride (CAS 1315366-33-6)
- 2,4-Dichloroquinoline-3-sulfonyl chloride (CAS 2080412-68-4)
- Butyl 3,7-dichloroquinoline-8-carboxylate (CAS 381686-74-4)
- Ethyl 4,7-dichloroquinoline-3-carboxylate (CAS 19499-19-5)
Recommended Standards
- 5-Amino-3-(4-iodophenyl)isoxazole (CAS 501326-26-7)
- 6-Iodo-2-methylquinazolin-4(3H)-one (CAS 90347-75-4)
- 5-(4-Iodophenyl)oxazol-2-amine (CAS 2091368-87-3)
- 6-Iodo-3-methylquinazolin-4(3H)-one (CAS 201298-40-0)
- N-methyl-4-(p-tolylthio)-6-(trifluoromethyl)pyrimidin-2-amine (CAS 400086-81-9)
- 2-(Benzylamino)acetamide (CAS 39796-49-1)
- 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 5,5'-carbonylbis[1,3-isobenzofurandione], 2,4-diisocyanato-1-methylbenzene and 1,1'-methylenebis[4-isocyanatobenzene] (CAS 62009-59-0)
- 3,5,6-Trichloropyridin-2-ol (CAS 93111-34-3)
- Brexpiprazole-D8 (CAS 1427049-19-1)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-ureidophenyl)propanoic acid (CAS 324017-23-4)
- Mirogabalin Impurity 99 (CAS CATO-C4X-292499)
- 2-(Aminomethyl)-3-cyano-5-(difluoromethyl)pyridine-4-carboxylic acid (CAS 1806958-73-5)
- 1H-Indole-5-carboximidamide acetate (CAS 1173258-34-8)
- Insulin Degludec Impurity 6 (CAS CATO-C4X-21576)
Why CATO?
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