2-Chloro-4-nitro-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide CAS 922000-35-9
| CAS No. | 922000-35-9 |
| Molecular Formula | C16H12ClN3O4 |
| Molecular Weight | 345.74 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 345.74 g/mol gives 2-Chloro-4-nitro-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-4-nitro-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide (CAS 922000-35-9), molecular formula C16H12ClN3O4 and molecular weight 345.74 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Chloro-4-nitro-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide (C16H12ClN3O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 345.74 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2-Chloro-4-nitro-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide 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 | C16H12ClN3O4 |
| Molecular Weight | 345.74 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
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- 2-{[(E)-3-(4-Chloro-3-nitrophenyl)-2-propenoyl]amino}benzenecarboxamide (CAS 532957-26-9)
- (4-Chloro-6,7-dimethoxyquinolin-3-yl)(4-fluorophenyl)methanone (CAS 1351780-15-8)
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- Ethyl 7-chloro-6-(difluoromethoxy)-1-ethyl-4-oxo-1,4-dihydroquinoline-3-carboxylate (CAS 1443288-56-9)
- 2-((2-Chloro-4-nitrophenoxy)methyl)benzene-1-sulfonyl fluoride (CAS 30885-50-8)
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Recommended Standards
- Efavirenz Impurity 27 (CAS CATO-C4X-162727)
- Methyl 2-(3-(3-(2-chlorophenyl)-1,2,4-oxadiazol-5-yl)-2-oxopyridin-1(2H)-yl)acetate (CAS 1396759-66-2)
- Methyl 4-((3-chlorobenzyl)oxy)-6-fluoroquinoline-2-carboxylate (CAS 1357936-14-1)
- Methyl 4-((2-chlorobenzyl)oxy)-6-fluoroquinoline-2-carboxylate (CAS 1359415-94-3)
- 3-(Piperazin-1-yl)benzoic acid hydrochloride (CAS 1998216-00-4)
- Tert-butyl 8-hydroxy-6-thia-2-azaspiro[3.4]Octane-2-carboxylate (CAS 1340481-93-7)
- [4-(4-bromophenoxy)-3-fluorophenyl]methanol (CAS 1037141-37-9)
- b-Ethyl-4-methoxy-benzeneethanamine (CAS 51558-15-7)
- 4-(1,3-Dioxoisoindolin-2-yl)benzenesulfonic acid (CAS 86581-47-7)
- 2,6-Dibromo-4-(1H-imidazol-1-yl)aniline (CAS 647835-36-7)
- 2-(Piperidin-4-yl)-1-propyl-1H-indole (CAS 1447949-82-7)
- Verapamil Impurity 37 (CAS 67018-80-8)
- 1-(5-Bromo-2-methoxyphenyl)cyclopentanamine (CAS 1368837-93-7)
- Insulin Degludec Impurity 6 (CAS CATO-C4X-21576)
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