4-Ethyl-3,5-dimethyl-2H-pyrrole-2-carbaldehyde CAS 220695-69-2
| CAS No. | 220695-69-2 |
| Molecular Formula | C9H13NO |
| Molecular Weight | 151.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 151.21 g/mol gives 4-Ethyl-3,5-dimethyl-2H-pyrrole-2-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-Ethyl-3,5-dimethyl-2H-pyrrole-2-carbaldehyde (CAS 220695-69-2), a certified reference material (molecular formula C9H13NO, MW 151.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H13NO, 4-Ethyl-3,5-dimethyl-2H-pyrrole-2-carbaldehyde contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 151.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Ethyl-3,5-dimethyl-2H-pyrrole-2-carbaldehyde 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 | C9H13NO |
| Molecular Weight | 151.21 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 |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2020 |
| Nitrogen Atoms | 1 |
Related Ethyl Standards
- 3,3-dimethyl-2-oxocyclohexane-1-carbonitrile (CAS 10219-83-7)
- 1,3-Dimethyl-5,6,7,8-tetrahydroimidazo[1,5-a]pyrazine (CAS 1083317-78-5)
- 3,8-Dimethyl-5H,6H,7H,8H-imidazo[1,2-a]pyrazine (CAS 1174645-56-7)
- 4,4-Dimethyl-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-2-amine (CAS 1229456-33-0)
- 2,3-dimethyl-5H,6H,7H,8H-imidazo[1,2-a]pyrazine (CAS 1250515-54-8)
- 5-Ethyl-3,4-dimethyl-1H-pyrrole-2-carbaldehyde (CAS 129991-86-2)
- 1,4-Dimethyl-7-oxabicyclo[2.2.1]heptane-2-carbonitrile (CAS 1315366-09-6)
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Recommended Standards
- 4-Ethyl-2,6-dimethylpyridin-3-ol (CAS 90642-87-8)
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- 4-Ethoxybenzylamine (CAS 6850-60-8)
- 4-Ethyl-4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine (CAS 64403-24-3)
- (2-Naphthylmethyl)(pyridin-4-ylmethyl)aminedihydrochloride (CAS 1185076-68-9)
- Ethyl 5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carboxylate (CAS 800401-67-6)
- 4-Bromo-2-chloro-6-iodopyrimidine (CAS 1137576-44-3)
- Methyl 2-Amino-5,7-dihydro-4H-thieno[2,3-c]pyran-3-carboxylate (CAS 258353-46-7)
- 1-(2,6-Dimethylphenyl)-N,5-dimethyl-N-phenyl-1H-1,2,3-triazole-4-carboxamide (CAS 924833-33-0)
- [5-Iodo-4-(1-methyl-piperidin-2-yl)-pyrimidin-2-yl]-dimethyl-amine (CAS 1361113-54-3)
- 1-(4-Bromophenyl)-1,2,2-triphenylethylene (CAS 34699-28-0)
- 4-Amino-7-chloro-2,3-dihydro-1H-inden-1-one (CAS 408314-52-3)
- 3-Methyl-N-tosylbenzamide (CAS 152126-61-9)
- semaglutide (CAS 782487-28-9)
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