(Z)-2-Chloro-3-(chloromethyl)-2-butenedioic acid CAS 215226-74-7
| CAS No. | 215226-74-7 |
| Molecular Formula | C5H4Cl2O4 |
| Molecular Weight | 198.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (Z)-2-Chloro-3-(chloromethyl)-2-butenedioic acid.
CATO supplies (Z)-2-Chloro-3-(chloromethyl)-2-butenedioic acid (CAS 215226-74-7), a certified reference material (molecular formula C5H4Cl2O4, MW 198.99 g/mol) for analytical method development and quality control.
Structurally, (Z)-2-Chloro-3-(chloromethyl)-2-butenedioic acid (C5H4Cl2O4) contains a carbohydrate-derived structure, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 198.99 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
As a certified reference material (CRM), (Z)-2-Chloro-3-(chloromethyl)-2-butenedioic 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 | C5H4Cl2O4 |
| Molecular Weight | 198.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2018 |
| Halogen Content | Cl-containing |
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