7,7-Dimethyl-2,5-dioxo-1-phenyl-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid CAS 62370-71-2
| CAS No. | 62370-71-2 |
| Molecular Formula | C18H17NO4 |
| Molecular Weight | 311.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7,7-Dimethyl-2,5-dioxo-1-phenyl-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7,7-Dimethyl-2,5-dioxo-1-phenyl-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid (CAS 62370-71-2), molecular formula C18H17NO4 and molecular weight 311.33 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H17NO4, 7,7-Dimethyl-2,5-dioxo-1-phenyl-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 311.33 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7,7-Dimethyl-2,5-dioxo-1-phenyl-1,2,5,6,7,8-hexahydroquinoline-3-carboxylic acid 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 | C18H17NO4 |
| Molecular Weight | 311.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 1 |
Related Dimethyl Standards
- 1019186-58-3 6,6-Dimethyl-3,8-dioxo-2-phenyl-2,3,5,6,7,8-hexahydroisoquinoline-4-carboxylic acid (CAS 1019186-58-3)
- Methyl 5-((2,6-dimethyl-4-oxoquinolin-1(4H)-yl)methyl)furan-2-carboxylate (CAS 1215678-31-1)
- Methyl 5-((6,8-dimethyl-4-oxoquinolin-1(4H)-yl)methyl)furan-2-carboxylate (CAS 1216972-02-9)
- 2-(3,4-Dimethyl-6-oxo-1-(p-tolyl)-1,6-dihydro-7H-pyrazolo[3,4-b]pyridin-7-yl)acetic acid (CAS 1119449-99-8)
- N-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)ethyl)-6-(1H-pyrazol-1-yl)pyridazine-3-carboxamide (CAS 1351595-22-6)
- 3-(2,5-Dimethyl-7-oxo-3-phenyl-1,7-dihydropyrazolo[1,5-a]pyrimidin-6-yl)propanoic acid (CAS 1352529-41-9)
- Ethyl 1,3-dimethyl-4-oxo-5-phenyl-4,5-dihydro-1H-pyrrolo[2,3-d]pyridazine-2-carboxylate (CAS 150582-31-3)
- 3-{2,5-dimethyl-7-oxo-3-phenyl-4h,7h-pyrazolo[1,5-a]pyrimidin-6-yl}propanoic acid (CAS 878417-25-5)
Recommended Standards
- 6-Cyclohexyl-4-hydroxy-2H-pyrano[3,2-c]quinoline-2,5(6H)-dione (CAS 866149-95-3)
- 7-tert-Butyl 1-ethyl 3-oxo-2,3,5,6-tetrahydroimidazo[1,5-a]pyrazine-1,7(8H)-dicarboxylate (CAS 2512865-12-0)
- 6-(1,3-Dioxo-1h-benzo[de]isoquinolin-2(3h)-yl)hexanoic acid (CAS 202805-07-0)
- 8-(2-Ethoxyphenyl)-7,8-dihydro-1,3-dioxolo[4,5-g]quinolin-6(5H)-one (CAS 599151-35-6)
- 2-(Benzyloxy)-1,5-dibromo-3-fluorobenzene (CAS 1610471-01-6)
- Benzyl octahydro-6H-pyrido[3,4-b][1,4]thiazine-6-carboxylate 4,4-dioxide (CAS 2306260-77-3)
- 3-[(1R)-2-amino-1-hydroxyethyl]benzonitrile (CAS 1567880-73-2)
- 5-Butyl-4-((1E,3E,5E)-5-(5-butyl-8-methyl-7,8-dihydrobenzo[cd]furo[2,3-f]indol-4(5H)-ylidene)penta-1,3-dien-1-yl)-8-methyl-7,8-dihydrobenzo[cd]furo[2,3-f]indol (CAS 1072415-52-1)
- Phenyl Mercury Benzoate (CAS 94-43-9)
- 2-Acetamido-4-phenylbutanoic acid (CAS 60505-02-4)
- Venetoclax Impurity 95 (CAS CATO-C4X-249595)
- Testosterone Impurity 12 (CAS CATO-C4X-132612)
- (S)-2-Amino-5-boronopentanoic acid (CAS 212839-30-0)
- Casein Kinase II Receptor Peptide (CAS 198481-81-1)
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