1-ethenyl-3-methyl-1h-imidazol-3-ium methyl sulfate 5661-55-2 AR-1C2791 CAS 5661-55-2
| CAS No. | 5661-55-2 |
| Molecular Formula | C9H9NO |
| Molecular Weight | 147.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
1-ethenyl-3-methyl-1h-imidazol-3-ium methyl sulfate 5661-55-2 AR-1C2791 (CAS 5661-55-2), molecular formula C9H9NO and molecular weight 147.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-ethenyl-3-methyl-1h-imidazol-3-ium methyl sulfate 5661-55-2 AR-1C2791 (C9H9NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 147.17 g/mol, it falls into the low-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 1-ethenyl-3-methyl-1h-imidazol-3-ium methyl sulfate 5661-55-2 AR-1C2791 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 | C9H9NO |
| Molecular Weight | 147.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
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- 2-Methyl-1-(5-methyl-2-furyl)-1-propanol (CAS 32869-73-1)
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- 2-(5-Phenyl-1,2,4-oxadiazol-3-yl)pyridine (CAS 13389-61-2)
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