4-Imidazoleacrylic Acid CAS 104-98-3
| CAS No. | 104-98-3 |
| Molecular Formula | C6H6N2O2 |
| Molecular Weight | 138.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 138.12 g/mol gives 4-Imidazoleacrylic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Imidazoleacrylic Acid (CAS 104-98-3), molecular formula C6H6N2O2 and molecular weight 138.12 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H6N2O2, 4-Imidazoleacrylic Acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 138.12 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Imidazoleacrylic 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 | C6H6N2O2 |
| Molecular Weight | 138.12 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Recommended Standards
- 4-Nitroaniline (CAS 100-01-6)
- 2-Nitroaniline (CAS 88-74-4)
- cis-3-Furanacrylic Acid (CAS 163713-50-6)
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Why CATO?
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