3,4-Diethyl-2-methyl-1H-pyrrole CAS 34874-30-1
| CAS No. | 34874-30-1 |
| Molecular Formula | C18H20N2O4 |
| Molecular Weight | 328.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 3,4-Diethyl-2-methyl-1H-pyrrole is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
3,4-Diethyl-2-methyl-1H-pyrrole (CAS 34874-30-1), molecular formula C18H20N2O4 and molecular weight 328.36 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3,4-Diethyl-2-methyl-1H-pyrrole (C18H20N2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 328.36 g/mol, it falls into the moderately-high-molecular-weight range. 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 3,4-Diethyl-2-methyl-1H-pyrrole 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 | C18H20N2O4 |
| Molecular Weight | 328.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 2 |
Related Diethyl Standards
- Diethyl 2-((5-(p-tolyl)furan-2-yl)methylene)malonate (CAS 304896-38-6)
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- Diethyl (2-(triethoxysilyl)ethyl)phosphonate (CAS 757-44-8)
- diethyl 5-amino-3-[(tert-butylamino)methyl]thiophene-2,4-dicarboxylate (CAS 730976-59-7)
- Diethyl (2-(4-chlorophenyl)-1,1-difluoro-2-hydroxyethyl)phosphonate (CAS 1093490-20-0)
- Diethyl 2-(2-(4-chlorophenyl)-2-oxoethyl)-2-hydroxymalonate (CAS 400086-35-3)
- Diethyl [dibromo(fluoro)methyl]phosphonate (CAS 65094-25-9)
- Diethyl Decarboxylated Compound (CAS 177838-59-4)
Recommended Standards
- 3,4-Di(furan-2-yl)-1-(pyridin-2-yl)-6,7-dihydro-5H-cyclopenta[c]pyridine (CAS 692729-84-3)
- 3,4-Diphenyl-7-methoxycoumarin (CAS 33257-76-0)
- 3,3'-((1,2-Phenylenebis(azanediyl))bis(methaneylylidene))bis(pentane-2,4-dione) (CAS 40895-08-7)
- 3-[(6-Methoxypyridin-3-yl)amino]-2-phenyl-1H-inden-1-one (CAS 946385-83-7)
- 1-(3-Fluoro-4-methylphenyl)-6-mercapto-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 1416342-45-4)
- Cis-5-allyl-5-(1-methoxyethyl)-2-methyl-1,3-dioxane (CAS 22644-65-1)
- 2-mercapto-4,5,6-trimethylnicotinamide (CAS 730973-42-9)
- 4-Amino-2-bromo-6-isopropylphenol (CAS 15028-17-8)
- 7-bromo-4-chloropyrazolo[1,5-a]pyridine (CAS 1427375-34-5)
- 3-Bromo-7-(trifluoromethyl)-1,5-naphthyridine (CAS 1246549-24-5)
- D-Tyr1-Tirzepatide (CAS CATO-CPTD788928)
- 2-((5-Methylisoxazol-3-yl)carbamoyl)cyclohexane-1-carboxylic acid (CAS 313385-57-8)
- 4-Fluoro-5-pentyl-1H-pyrazole-3-carboxylic acid (CAS 681034-66-2)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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