5-Methoxy-1H-imidazole-4-carboxamide CAS 66054-02-2
| CAS No. | 66054-02-2 |
| Molecular Formula | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 141.13 g/mol gives 5-Methoxy-1H-imidazole-4-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Methoxy-1H-imidazole-4-carboxamide (CAS 66054-02-2) is a high-purity analytical reference standard with the molecular formula C5H7N3O2 and a molecular weight of 141.13 g/mol.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 5-Methoxy-1H-imidazole-4-carboxamide is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 141.13 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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 5-Methoxy-1H-imidazole-4-carboxamide 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 | C5H7N3O2 |
| Molecular Weight | 141.13 g/mol |
| Purity | 97%+ |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- 5-Methoxy-1H-pyrazole-4-carboxamide (CAS 221300-31-8)
- 3-Methoxy-1H-pyrrole-2-carboxylic acid (CAS 100047-63-0)
- 1-Methoxy-1H-pyrrole-2-carboxylic acid (CAS 127756-80-3)
- 3-methoxy-4-(methylamino)cyclobut-3-ene-1,2-dione (CAS 63649-29-6)
- 3-Methoxy-5-methylisoxazole-4-carbaldehyde (CAS 66379-44-0)
- 4-Methoxy-1H-pyrrole-2-carboxylic Acid (CAS 90724-66-6)
- 5-Methoxy-1,3,4-thiadiazole-2-carbonitrile (CAS 85072-97-5)
- 5-Methoxy-1,3-dimethyl-1h-pyrazol-4-amine (CAS 1157097-11-4)
Recommended Standards
- 5-Hydroxy-2-methyl-1H-imidazole-4-carboxamide (CAS 69946-37-8)
- 5-Hydroxy-1-methyl-1H-pyrazole-3-carboxamide (CAS 51985-96-7)
- 5-Methylisoxazole-3-carbohydrazide (CAS 62438-03-3)
- 5-Amino-N-methyloxazole-4-carboxamide (CAS 30380-29-1)
- 2-Chloro-N-(5-nitro-1,3-thiazol-2-yl)acetamide (CAS 50772-59-3)
- 8-Benzyl-4-(2-fluorobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1214080-51-9)
- 1-Bromo-4-oxo-3-oxabicyclo[3.1.0]hexane-6-carboxylic acid (CAS 89891-30-5)
- rel-(4aR,8aR,9aS,10aS)-Tetradecahydroacridine (CAS 16726-19-5)
- 1-(Piperazin-1-yl)-2-(thiophen-3-yl)ethanone hydrochloride (CAS 1185316-81-7)
- D-Glucose-13C6,d7 (CAS 201417-01-8)
- 1H-Pyrazolo[3,4-c]pyridazine (CAS 271-75-0)
- cis-4-((tert-Butoxycarbonyl)amino)cyclohexyl methanesulfonate (CAS 1007306-61-7)
- 4-Bromo-6-fluoro-2-methyl-2H-indazole (CAS 1425932-77-9)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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