7,9-Dichloro-2,3-dihydro-1H-cyclopenta[b]quinoline CAS 40528-04-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 40528-04-9 |
| Molecular Formula | C12H9Cl2N |
| Molecular Weight | 238.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 7,9-Dichloro-2,3-dihydro-1H-cyclopenta[b]quinoline (CAS 40528-04-9) pharmaceutical standards reference standard. Molecular formula: C12H9Cl2N. Molecular weight: 238.11 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H9Cl2N |
| Molecular Weight | 238.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloro Standards
- 2,6-Dichloro-4-phenylaniline (CAS 134006-32-9)
- 2',4'-Dichloro-[1,1'-biphenyl]-2-amine (CAS 212138-75-5)
- 2',4'-Dichloro-[1,1'-biphenyl]-4-amine (CAS 939757-52-5)
- 2',5'-Dichloro-[1,1'-biphenyl]-2-amine (CAS 873056-64-5)
- 3',4'-Dichloro-[1,1'-biphenyl]-2-amine (CAS 872121-80-7)
- 3',4'-Dichloro-[1,1'-biphenyl]-4-amine (CAS 926223-12-3)
- 3',5'-Dichloro-[1,1'-biphenyl]-2-amine (CAS 859080-02-7)
- 3',5'-Dichloro-[1,1'-biphenyl]-4-amine (CAS 405058-01-7)
Recommended Standards
- 5-(Chloromethyl)-2-(2-chlorophenyl)pyridine (CAS 2048273-72-7)
- 8-Iodooct-1-ene (CAS 38380-55-1)
- 4-chloro-1-methyl-pyrazolo[4,3-c]pyridine-6-carbonyl chloride (CAS 2633010-65-6)
- tert-Butyl 3-(aminomethyl)-4-phenyl-1-pyrrolidinecarboxylate (CAS 1367077-90-4)
- n-(Pyrimidin-5-ylmethyl)-2-(thiophen-2-yl)ethan-1-amine (CAS 1344293-06-6)
- 2-(3-((Tert-butoxycarbonyl)amino)azetidin-1-yl)-2-(thiophen-3-yl)acetic acid (CAS 885276-08-4)
- Nimodipine Metabolite 1 (CAS 85677-99-2)
- Esmolol Impurity 29 (CAS CATO-C4X-189129)
- 6-(Trifluoromethyl)-1,2,3,4-tetrahydronaphthalen-1-ol (CAS 1270585-70-0)
- Palmitoyl Pentapeptide-4 (CAS 214047-00-4)
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