Ethyl (5-formyl-2,4-dimethyl-1H-pyrrol-3-yl)acetate CAS 129689-56-1
| CAS No. | 129689-56-1 |
| Molecular Formula | C11H15NO3 |
| Molecular Weight | 209.24 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.
Ethyl (5-formyl-2,4-dimethyl-1H-pyrrol-3-yl)acetate (CAS 129689-56-1) is a high-purity analytical reference standard with the molecular formula C11H15NO3 and a molecular weight of 209.24 g/mol.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, Ethyl (5-formyl-2,4-dimethyl-1H-pyrrol-3-yl)acetate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 209.24 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.
As a certified reference material (CRM), Ethyl (5-formyl-2,4-dimethyl-1H-pyrrol-3-yl)acetate 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.
Physical & Chemical Properties
| Molecular Formula | C11H15NO3 |
| Molecular Weight | 209.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- Ethyl 2-(3-formyl-2,5-dimethyl-1h-pyrrol-1-yl)acetate (CAS 1183776-49-9)
- (2r)-2-(2-Formyl-1h-pyrrol-1-yl)-4-methylpentanoic acid (CAS 1212096-34-8)
- 5-Formyl-2,4-dimethylpyrrole-3-propionic Acid, Methyl Ester (CAS 18818-25-2)
- (S)-2-(2-Formyl-1H-pyrrol-1-yl)-4-methylpentanoic acid (CAS 86436-64-8)
- 2-(2-Formyl-1H-pyrrol-1-yl)-3-methylpentanoic acid (CAS 60026-08-6)
- 2-(2-Formyl-1H-pyrrol-1-yl)-4-methylpentanoic acid (CAS 60026-09-7)
- 4-Formyl-3-(methylsulfonyl)benzonitrile (CAS 1161921-93-2)
- 5-Formyl-2-(methylsulfonyl)benzonitrile (CAS 1353878-08-6)
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