2-Chloro-6-ethoxy-4-formylphenyl 4-acetamidobenzenesulfonate CAS 432012-07-2
| CAS No. | 432012-07-2 |
| Molecular Formula | C17H16ClNO6S |
| Molecular Weight | 397.83 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 397.83 g/mol gives 2-Chloro-6-ethoxy-4-formylphenyl 4-acetamidobenzenesulfonate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-6-ethoxy-4-formylphenyl 4-acetamidobenzenesulfonate (CAS 432012-07-2), molecular formula C17H16ClNO6S and molecular weight 397.83 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 2-Chloro-6-ethoxy-4-formylphenyl 4-acetamidobenzenesulfonate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 397.83 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-6-ethoxy-4-formylphenyl 4-acetamidobenzenesulfonate 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 | C17H16ClNO6S |
| Molecular Weight | 397.83 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-{2-[(1E)-{[(2-chloro-4-fluorophenyl)methoxy]imino}methyl]-1H-pyrrol-1-yl}-4-(dimethylamino)pyridine-3-carbonitrile (CAS 303986-45-0)
- 4-((2-(5-Chloro-2-fluorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)amino)-N-methylnicotinamide (CAS 773138-82-2)
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- 1-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperidin-4-one O-(4-methylbenzyl) oxime (CAS 250714-07-9)
- 3-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-1-(4-phenylpiperazin-1-yl)propan-1-one (CAS 339111-39-6)
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Recommended Standards
- 2-(3-(((4-Chlorophenyl)sulfonyl)methyl)-4-nitrophenyl)-2-methyl-1,3-dioxolane (CAS 339276-53-8)
- 5-((4-Chlorophenyl)sulfonyl)-N-(4-fluorophenyl)-1,2,3-thiadiazole-4-carboxamide (CAS 338791-91-6)
- N-(2-(1H-indol-3-yl)ethyl)-3-(2-chloro-6-fluorophenyl)-5-methylisoxazole-4-carboxamide (CAS 920700-26-1)
- Topramezone Impurity 3 (CAS CATO-C4X-35033)
- Cobalt(II) sulfate hydrate (CAS 13455-34-0)
- 2-(5-Borono-1H-indol-3-yl)acetic acid (CAS 885068-06-4)
- N-(3,5-Bis(trifluoromethyl)benzyl)-4-(cyclopropylmethyl)piperidine-4-carboxamide (CAS 1018990-51-6)
- 1-(2-Hydroxy-5-isopropylphenyl)ethan-1-one (CAS 1634-36-2)
- Tert-butyl 2-(2-methoxybenzoyl)hydrazine-1-carboxylate (CAS 332146-77-7)
- 4-Methylpiperidine-3-carboxamide (CAS 2012852-02-5)
- 1-(1,3-benzodioxol-5-yl)-2-[(1,1-dimethylethyl)amino]-1-Propanone (CAS 186028-84-2)
- 7-Chloroquinazoline-4(3H)-thione (CAS 6967-32-4)
- 6-Methyl-5,6,7,8-tetrahydropteridine (CAS 72672-16-3)
- Fibrinopeptide B (human) (CAS 36204-23-6)
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