6-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one CAS 918646-02-3
| CAS No. | 918646-02-3 |
| Molecular Formula | C21H19FN2O |
| Molecular Weight | 334.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-02-3), molecular formula C21H19FN2O and molecular weight 334.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (C21H19FN2O) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 334.39 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 6-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one 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 | C21H19FN2O |
| Molecular Weight | 334.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
- 7-((2-Fluoro-4-(methylthio)phenyl)amino)benzo[d]isothiazole-6-carboxylic acid (CAS 1203662-88-7)
- 3-Ethyl-5-fluoro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918645-85-9)
- 3-Ethyl-6-fluoro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918645-97-3)
- 3-Ethyl-7-fluoro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-06-7)
- 5-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918645-93-9)
- 7-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-11-4)
- 8-Fluoro-3,4,4-trimethyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-14-7)
- 1-[(2-Fluoro-4-phenylsulfonyl)phenyl]-homopiperazine (CAS 1020722-23-9)
Recommended Standards
- 5-(Morpholine-4-sulfonyl)-2-phenoxyaniline (CAS 736948-90-6)
- 4-Phenyl-5-((quinolin-8-yloxy)methyl)-4H-1,2,4-triazole-3-thiol (CAS 73511-58-7)
- Carbamic acid, [[(2,5-dihydro-2,3-dimethyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)amino]thioxomethyl]-, ethyl ester (CAS 90012-60-5)
- 4-Nitro-N-(4,4,6-trimethyl-2-(methylthio)pyrimidin-1(4H)-yl)benzamide (CAS 96601-35-3)
- N-(4-aminophenyl)-2-ethylhexanamide hydrochloride (CAS 1589568-49-9)
- 3-Bromo-8-chloro-6-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine (CAS 1823182-57-5)
- 1-(5-(trifluoromethyl)pyridin-2-yl)-1H-pyrazole-4-sulfonyl chloride (CAS 1006441-36-6)
- (6,7-Dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-5-yl)methanol (CAS 1259065-84-3)
- 2,3-Difluoro-4-nitrobenzaldehyde (CAS 1803729-97-6)
- (S)-4-(Difluoromethyl)-1,2,3-oxathiazolidine 2,2-dioxide (CAS 2408828-47-5)
- {4-[(4-methyl-1H-pyrazol-1-yl)methyl]benzyl}amine (CAS 1171936-18-7)
- 4-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-5-bromonicotinic acid (CAS 2243511-76-2)
- 1-Butyl-N-(furan-2-ylmethyl)-2-imino-10-methyl-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510762-24-0)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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