4-oxo-3,5-dihydropyrrolo[2,3-c]quinoline-1-carboxylic acid CAS 503272-05-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 503272-05-7 |
| Molecular Formula | C12H18N2O3 |
| Molecular Weight | 238.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-oxo-3,5-dihydropyrrolo[2,3-c]quinoline-1-carboxylic acid (CAS 503272-05-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H18N2O3. Molecular weight: 238.28 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H18N2O3 |
| Molecular Weight | 238.28 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Nitrogen Atoms | 2 |
Related oxo Standards
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- Benzyl 2,6-dihydropyrrolo[3,4-c]pyrazole-5(4H)-carboxylate (CAS 1440526-63-5)
- 4-Oxo-4,5-dihydropyrrolo[1,2-a]quinoxaline-7-carboxylic acid (CAS 1006385-86-9)
- 5-Boc-4,6-dihydropyrrolo[3,4-d]thiazole (CAS 1434128-59-2)
- 4-Benzyl-3,4-dihydropyrrolo[1,2-a]pyrazin-1(2H)-one (CAS 1111085-32-5)
- 6-Boc-5,7-dihydropyrrolo[3,4-d]pyrimidine (CAS 1207175-93-6)
- 3-Methyl-3,10-dihydropyrrolo[3,2-a]carbazole (CAS 1607470-20-1)
- 4-oxo-3,5-dihydropyrrolo[2,3-c]quinoline-1-carbonitrile (CAS 503272-04-6)
Recommended Standards
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- 3-Bromo-1-[4-(trifluoromethyl)phenyl]pyrrolidin-2-one (CAS 1306606-97-2)
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- tert-Butyl 4-(aminomethyl)-4-(3-fluorobenzyl)piperidine-1-carboxylate (CAS 1779134-35-8)
- 2-(2-chlorophenyl)-N’-hydroxyethanimidamide hydrochloride (CAS 1173313-82-0)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3,5-bis(trifluoromethyl)phenyl)butanoic acid (CAS 1260613-48-6)
- Semaglutide impurity 41 (CAS CATO-C4X-222641)
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