4,4,6-Trimethyl-6-phenyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinoline-1,2-dione CAS 443321-71-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 443321-71-9 |
| Molecular Formula | C20H19NO2 |
| Molecular Weight | 305.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4,6-Trimethyl-6-phenyl-5,6-dihydro-4H-pyrrolo[3,2,1-ij]quinoline-1,2-dione (CAS 443321-71-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H19NO2. Molecular weight: 305.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H19NO2 |
| Molecular Weight | 305.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Trimethyl Standards
- 3,6,8-Trimethyl-2-(p-tolyl)quinoline-4-carboxylic acid (CAS 932886-85-6)
- Methyl 2-(1,3,7-trimethyl-2,4-dioxo-1,2,3,4-tetrahydro-8H-imidazo[2,1-f]purin-8-yl)acetate (CAS 878421-27-3)
- trimethyl-[2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]ethynyl]silane (CAS 870238-65-6)
- Ethyl 2-((4-(1,3,5-trimethyl-1h-pyrazol-4-yl)pyrimidin-2-yl)thio)acetate (CAS 1006353-04-3)
- 7-Butyl-3,4,9-trimethyl-1,4-dihydro-[1,2,4]triazino[3,4-f]purine-6,8(7H,9H)-dione (CAS 923508-74-1)
- 2,7,7-Trimethyl-5-oxo-4-(p-tolyl)-1,4,5,6,7,8-hexahydroquinoline-3-carbonitrile (CAS 860611-67-2)
- 1,6,7-Trimethyl-3-pentyloxazolo[2,3-f]purine-2,4(1H,3H)-dione (CAS 899997-36-5)
- Trimethyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenethyl)silane (CAS 2096994-91-9)
Recommended Standards
- 4-(Tert-butyl)-3-(2-ethoxyethyl)-3,4-dihydro-1H-benzo[e][1,2,4]triazepine-2,5-dione (CAS 866009-75-8)
- 4-[2-(2,6-dimethylpiperidin-1-yl)-2-oxoethoxy]-3-methoxybenzaldehyde (CAS 565193-48-8)
- 4-(Piperazine-1-sulfonyl)benzene-1-sulfonamide (CAS 901273-31-2)
- 4-Amino-N-propylbenzenesulfonamide (CAS 58687-83-5)
- 2-(2-Ethoxy-4-formylphenoxy)-n,n-dimethylpropanamide (CAS 733030-83-6)
- Methyl 4-nitropicolinate (CAS 29681-41-2)
- N-Butyl-N-(4-methoxybenzyl)pyrrolidin-3-amine (CAS 820984-53-0)
- 1,9-Diazaspiro[5.5]Undecane dihydrochloride (CAS 1448242-45-2)
- (S)-1-Benzyl-3-(trifluoromethyl)pyrrolidin-3-amine (CAS 2382043-36-7)
- (Tyr9)-Cholecystokinin Octapeptide (sulfated) (H-9770.0005) (CAS 96607-61-3)
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 13829788188 / jacky.chen@cato-chem.com