3-Butyl-5-chloro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one CAS 918646-20-5
| CAS No. | 918646-20-5 |
| Molecular Formula | C23H23ClN2O |
| Molecular Weight | 378.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
3-Butyl-5-chloro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-20-5) is a high-purity analytical reference standard with the molecular formula C23H23ClN2O and a molecular weight of 378.89 g/mol.
Based on its molecular formula C23H23ClN2O, 3-Butyl-5-chloro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 378.89 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO manufactures 3-Butyl-5-chloro-3-methyl-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 | C23H23ClN2O |
| Molecular Weight | 378.89 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 | Cl-containing |
| Nitrogen Atoms | 2 |
Related Butyl Standards
- Ethyl 4-chloro-5-methyl-2-((phenylthio)methyl)thieno[2,3-d]pyrimidine-6-carboxylate (CAS 731001-96-0)
- 2-Chloro-1-(2-chloroethyl)-4-fluorobenzene (CAS 1260657-04-2)
- 2-Chloro-4-(methylsulfonyl)-N-(4-(pyrrolidin-1-yl)phenyl)benzamide (CAS 251097-30-0)
- 2-Chloro-N-(3-cyano-4-(p-tolylthio)phenyl)benzamide (CAS 306980-46-1)
- 2-Chloro-n-[4-methyl-3-(morpholine-4-carbonyl)-5-phenylthiophen-2-yl]acetamide (CAS 924376-11-4)
- 2-Chloro-N-{3-cyano-4-[(2-methylphenyl)sulfanyl]phenyl}benzamide (CAS 306980-74-5)
- 3-Chloro-N-{3-cyano-4-[(2-methylphenyl)sulfanyl]phenyl}benzamide (CAS 306980-78-9)
- 4-Chloro-N-{5-cyano-2-[(4-methylphenyl)sulfanyl]phenyl}benzamide (CAS 303147-05-9)
Recommended Standards
- 1-(2-Chlorophenyl)-N-cyclohexyl-N-methylisoquinoline-3-carboxamide (CAS 89242-27-3)
- Ospemifene E-Isomer (CAS 238089-02-6)
- 2,3-Dibromo-6-(bromomethyl)naphthalene (CAS 132112-62-0)
- Empagliflozin impurity 327 (CAS CATO-C4X-1065327)
- (4-Amino-6-chloropyridin-3-yl)methanol (CAS 846036-96-2)
- 6-Methyl-[1,2]oxazolo[5,4-b]pyridin-3-amine (CAS 1082842-68-9)
- 2-[(methylamino)methyl]-3,4-dihydroquinazolin-4-one (CAS 143993-12-8)
- 27956-40-7 2-Chloro-5-(4-chlorophenyl)pyrimidine DTXSID40375486 (CAS 27956-40-7)
- Trimebutine Impurity 14 (CAS CATO-C4X-185814)
- 3-Hydroxy-2,4-dimethoxyacetophenone (CAS 23133-83-7)
- 1-(2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)-4-methylpiperazine (CAS 2096331-37-0)
- 1-Methyl-4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridine Dihydrochloride (CAS 485402-35-5)
- 2-Bromo-3,3,3-trifluoro-1-propanol (CAS 311-86-4)
- D-Thr7-Tirzepatide (CAS CATO-CPTD788924)
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