2-Chloro-4-formyl-6-methoxyphenyl 4-methylbenzenesulfonate CAS 431910-60-0
| CAS No. | 431910-60-0 |
| Molecular Formula | C15H13ClO5S |
| Molecular Weight | 340.78 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 2-Chloro-4-formyl-6-methoxyphenyl 4-methylbenzenesulfonate.
CATO supplies 2-Chloro-4-formyl-6-methoxyphenyl 4-methylbenzenesulfonate (CAS 431910-60-0), a certified reference material (molecular formula C15H13ClO5S, MW 340.78 g/mol) for analytical method development and quality control.
Structurally, 2-Chloro-4-formyl-6-methoxyphenyl 4-methylbenzenesulfonate (C15H13ClO5S) contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 340.78 g/mol, it falls into the moderately-high-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.
CATO manufactures 2-Chloro-4-formyl-6-methoxyphenyl 4-methylbenzenesulfonate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H13ClO5S |
| Molecular Weight | 340.78 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-6-ethoxy-4-formylphenyl benzenesulfonate (CAS 473828-25-0)
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Recommended Standards
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