(2E)-3-[4-(aminosulfonyl)phenyl]acrylic acid CAS 147723-92-0
| CAS No. | 147723-92-0 |
| Molecular Formula | C9H9NO4S |
| Molecular Weight | 227.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2E)-3-[4-(aminosulfonyl)phenyl]acrylic acid (CAS 147723-92-0) is a high-purity analytical reference standard with the molecular formula C9H9NO4S and a molecular weight of 227.24 g/mol.
Based on its molecular formula C9H9NO4S, (2E)-3-[4-(aminosulfonyl)phenyl]acrylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 227.24 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 (2E)-3-[4-(aminosulfonyl)phenyl]acrylic acid 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 | C9H9NO4S |
| Molecular Weight | 227.24 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1999 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related E Standards
- 2-(Aminosulfonyl)-N-methyl-3-pyridinecarboxamide (CAS 112006-55-0)
- Methyl 2-(Aminosulfonyl)benzoate (CAS 57683-71-3)
- 5-aminosulfonyl-1-methyl pyrazole-4-carboxylic-acid ethyl ester (CAS 88398-81-6)
- Ethyl 6-(aminosulfonyl)-1-cyclohexene-1-carboxylate (CAS 2119574-69-3)
- 4-(aminosulfonyl)-2,5-dimethyl-3-furoic acid (CAS 1087784-71-1)
- 3-(Aminosulfonyl)-4-(1-methylethyl)benzoic acid (CAS 59815-30-4)
- Methyl 2-(aminosulfonyl)-4-chlorobenzoate (CAS 14065-45-3)
- 3-(Aminosulfonyl)-4-chlorobenzoic acid hydrazide (CAS 5378-62-1)
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- 1-(2-Fluorobenzyl)-1H-benzo[d][1,2,3]triazole (CAS 148004-77-7)
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- Semaglutide (CAS 910463-68-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com