7-Chloro-5-methyl-2-(2-(quinolin-2-yl)ethyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione CAS 1628618-33-6
| CAS No. | 1628618-33-6 |
| Molecular Formula | C19H16ClN3O2 |
| Molecular Weight | 353.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
7-Chloro-5-methyl-2-(2-(quinolin-2-yl)ethyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione (CAS 1628618-33-6) is a high-purity analytical reference standard with the molecular formula C19H16ClN3O2 and a molecular weight of 353.80 g/mol.
Based on its molecular formula C19H16ClN3O2, 7-Chloro-5-methyl-2-(2-(quinolin-2-yl)ethyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione 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 353.80 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).
As a certified reference material (CRM), 7-Chloro-5-methyl-2-(2-(quinolin-2-yl)ethyl)-2,3-dihydro-1H-pyrrolo[3,4-c]pyridine-1,6(5H)-dione 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 | C19H16ClN3O2 |
| Molecular Weight | 353.80 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
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- 3-Amino-2-(benzyloxy)-5-chlorophenyl benzoate (CAS 1221792-91-1)
- (E)-{[2-(4-chlorophenyl)-8-methylimidazo[1,2-a]pyridin-3-yl]methylidene}amino cyclopropanecarboxylate (CAS 478257-51-1)
- 3,4-Diaminobenzenesulfonamide (CAS 2360-20-5)
- Chloro(phthalocyaninato)iron (CAS 14285-56-4)
- Isopropyl (R)-2-((tert-butoxycarbonyl)amino)-3-iodopropanoate (CAS 1488326-20-0)
- 2-Methyl-2-(pyridin-2-ylamino)propanoic acid (CAS 1368813-43-7)
- 1-((Tert-butoxycarbonyl)amino)-4-(trifluoromethoxy)cyclohexane-1-carboxylic acid (CAS 2231675-31-1)
- 2-Chloro-3-(4-fluoro-3-methylphenyl)-1-propene (CAS 951887-88-0)
- [(2-Bromophenyl)methyl](propyl)amine (CAS 807343-04-0)
- 7-Chloro-2-methylindolizine (CAS 917760-85-1)
- methyl 4-chlorothieno[3,2-d]pyrimidine-7-carboxylate (CAS 1246223-44-8)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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