2-(4,5,6,7-Tetrachloro-1,3-dioxoisoindolin-2-yl)acetic acid CAS 19244-35-0
| CAS No. | 19244-35-0 |
| Molecular Formula | C10H3Cl4NO4 |
| Molecular Weight | 342.95 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 342.95 g/mol gives 2-(4,5,6,7-Tetrachloro-1,3-dioxoisoindolin-2-yl)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-(4,5,6,7-Tetrachloro-1,3-dioxoisoindolin-2-yl)acetic acid (CAS 19244-35-0), molecular formula C10H3Cl4NO4 and molecular weight 342.95 g/mol, is a CATO reference standard with documented purity and traceability.
2-(4,5,6,7-Tetrachloro-1,3-dioxoisoindolin-2-yl)acetic acid (C10H3Cl4NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-(4,5,6,7-Tetrachloro-1,3-dioxoisoindolin-2-yl)acetic acid 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 | C10H3Cl4NO4 |
| Molecular Weight | 342.95 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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- 2-((2,5-Difluorophenyl)carbamoyl)cyclopropane-1-carboxylic acid (CAS 866150-60-9)
- 1H,4H,5H,6H,7H-pyrrolo[3,2-c]pyridin-4-one (CAS 736990-65-1)
- 17a(H),21B(H)-(22RS)-Bishomohopane (CAS 54352-50-0)
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