9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbaldehyde CAS 2067305-44-4
| CAS No. | 2067305-44-4 |
| Molecular Formula | C18H22FN3O3 |
| Molecular Weight | 347.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbaldehyde 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.
9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbaldehyde (CAS 2067305-44-4) is a high-purity analytical reference standard with the molecular formula C18H22FN3O3 and a molecular weight of 347.38 g/mol.
Structurally, 9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-3,5,6,7-tetrahydro-2H-[1,4]oxazino[2,3,4-ij]quinoline-6-carbaldehyde (C18H22FN3O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 347.38 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C18H22FN3O3 |
| Molecular Weight | 347.38 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 5-Bromo-1-chloro-3-iodo-2-methoxybenzene (CAS 861083-70-7)
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- N-(4-fluorobenzyl)-2-(2-phenylacetyl)benzamide (CAS 329079-85-8)
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- 2-Mesityl-2-oxoacetaldehyde (CAS 22185-97-3)
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- 2,4-Dichloro-6-(trifluoromethyl)quinoline (CAS 852203-17-9)
- (1S,2S)-2-Amino-3-methylpentanoic acid propylamide (CAS 1637475-50-3)
- 2-Chloro-6-isopropylphenol (CAS 57883-02-0)
- Acetylsalicylic acid-α-<SUP>13</SUP>C (CAS 1173022-25-7)
- 2-((2-(Piperazin-1-yl)ethyl)sulfonyl)benzo[d]thiazole (CAS 1707563-27-6)
- 4-Chloro-1,2-dimethylcyclohexane (CAS 1122-38-9)
- 59880-97-6 Chemotactic peptide F-Met-Leu-Phe L-Phenylalanine, N-(N-(N-formyl-L-methionyl)-L-leucyl)- N-Formyl-L-methionyl-L-leucyl-L-phenylalanine N-Formyl-Met-Leu-Phe N-Formylmethionine leucyl-phenylalanine fMLF fMLP (misnomer but widely used) (CAS 59880-97-6)
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