Methyl 5-cyano-1H-pyrrole-3-carboxylate CAS 66832-08-4
| CAS No. | 66832-08-4 |
| Molecular Formula | C7H6N2O2 |
| Molecular Weight | 150.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Methyl 5-cyano-1H-pyrrole-3-carboxylate 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.
Methyl 5-cyano-1H-pyrrole-3-carboxylate (CAS 66832-08-4), molecular formula C7H6N2O2 and molecular weight 150.13 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C7H6N2O2, Methyl 5-cyano-1H-pyrrole-3-carboxylate 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 150.13 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).
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.
Physical & Chemical Properties
| Molecular Formula | C7H6N2O2 |
| Molecular Weight | 150.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 5-Cyano-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 1378794-76-3)
- Methyl 2-cyano-1H-pyrrole-1-carboxylate (CAS 185993-85-5)
- 5-cyano-2-methyl-1H-pyrrole-3-carboxylic acid (CAS 1864060-99-0)
- 3-Cyano-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 7126-45-6)
- 3-Cyano-2,6-dihydroxy-4-methylpyridine (CAS 5444-02-0)
- 3-Cyano-5-methyl-1H-pyrrole-2-carboxylic acid (CAS 42046-68-4)
- Methyl 4-cyano-1H-pyrrole-2-carboxylate (CAS 937-18-8)
- Methyl 5-cyano-1H-pyrrole-2-carboxylate (CAS 937-19-9)
Recommended Standards
- N-(Cyanomethyl)furan-2-carboxamide (CAS 72667-24-4)
- N-Demethyl Ricinine (CAS 21642-98-8)
- Methyl 3-ethynyl-1H-pyrazole-4-carboxylate (CAS 551943-44-3)
- Pardoprunox Impurity 1 (CAS 81282-60-2)
- (S)-4-Isopropyl-2-(quinolin-8-yl)-4,5-dihydrooxazole (CAS 220628-98-8)
- tert-butyl 1-{[(tert-butoxy)carbonyl]amino}-3-hydroxy-8-azaspiro[4.5]decane-8-carboxylate (CAS 1801766-60-8)
- 2-(Trifluoromethyl)tetrahydro-2H-pyran-4-carbaldehyde (CAS 1864914-27-1)
- 1-(6-Methoxy-1,3-benzothiazol-2-yl)-3-methylurea (CAS 28956-38-9)
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- 1-Fluoro-4-isopropyl-2-nitrobenzene (CAS 116980-10-0)
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- (5-(2-Methylthiazol-4-yl)thiophen-2-yl)methanamine (CAS 868238-07-7)
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