4-Methoxyphenyl mesylate CAS 19013-30-0
| CAS No. | 19013-30-0 |
| Molecular Formula | C8H10O4S |
| Molecular Weight | 202.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 202.23 g/mol gives 4-Methoxyphenyl mesylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Methoxyphenyl mesylate (CAS 19013-30-0) is a high-purity analytical reference standard with the molecular formula C8H10O4S and a molecular weight of 202.23 g/mol.
Based on its molecular formula C8H10O4S, 4-Methoxyphenyl mesylate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 202.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4-Methoxyphenyl mesylate 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 | C8H10O4S |
| Molecular Weight | 202.23 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3-(1,1-dioxothian-4-yl)prop-2-ynoic acid (CAS 1896485-66-7)
- (4-Fluoro-phenyl)-pyridin-4-ylmethyl-amine (CAS 193339-01-4)
- 3-(1,1-dioxothian-3-yl)prop-2-ynoic acid (CAS 1894891-77-0)
- 4-Methoxybenzenesulfonohydrazide (CAS 1950-68-1)
- Amorolfine-d4 HCl (CAS CATO-C4X-154276)
- N1-Phenylethane-1,2-diamine dihydrochloride (CAS 126214-34-4)
- 1,3-Dichloro-5-(2-methylpropoxy)benzene (CAS 1870748-13-2)
- N-(2-(Pyridin-4-yl)pyrimidin-4-yl)acetamide (CAS 61310-41-6)
- Ethyl 2-(5-amino-1H-tetrazol-1-yl)acetate (CAS 21744-57-0)
- Methotrexate Impurity 40 (CAS 94807-78-0)
- 8-Hydroxy-1-methylquinolinium methyl sulfate (CAS 19104-24-6)
- Nerandomilast impurity 18 (CAS CATO-C4X-347318)
- 3-[5-amino-2-(trifluoromethyl)-1H-1,3-benzodiazol-1-yl]butan-1-ol (CAS 1551360-20-3)
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