2,2-Dichloro-N-methoxy-N-methylacetamide CAS 521973-73-9
| CAS No. | 521973-73-9 |
| Molecular Formula | C4H7Cl2NO2 |
| Molecular Weight | 172.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2,2-Dichloro-N-methoxy-N-methylacetamide (CAS 521973-73-9), molecular formula C4H7Cl2NO2 and molecular weight 172.01 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,2-Dichloro-N-methoxy-N-methylacetamide (C4H7Cl2NO2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 172.01 g/mol, it falls into the medium-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.
As a certified reference material (CRM), 2,2-Dichloro-N-methoxy-N-methylacetamide 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 | C4H7Cl2NO2 |
| Molecular Weight | 172.01 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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- 4-Methylumbelliferyl β-D-chitobiose heptaacetate (CAS 122147-95-9)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
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