4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide CAS 339023-65-3
| CAS No. | 339023-65-3 |
| Molecular Formula | C15H13Cl2N3O2 |
| Molecular Weight | 338.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 338.19 g/mol gives 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide (CAS 339023-65-3) is a high-purity analytical reference standard with the molecular formula C15H13Cl2N3O2 and a molecular weight of 338.19 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution, 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 338.19 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H13Cl2N3O2 |
| Molecular Weight | 338.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Dichlorobenzoyl Standards
- N-(2,5-Dichlorobenzoyl)glycine Benzyl Ester (CAS 1328739-76-9)
- (2,4-Dichlorobenzoyl)phenylalanine (CAS 1396980-19-0)
- 2-[(3,4-dichlorobenzoyl)amino]-3-phenylpropanoic acid (CAS 1396980-63-4)
- (2,4-Dichlorobenzoyl)-l-phenylalanine (CAS 956439-58-0)
- (E)-3-(4-(2,4-dichlorobenzoyl)-1-methyl-1H-pyrrol-2-yl)-N-methylacrylamide (CAS 400078-54-8)
- 4-(2,4-Dichlorobenzoyl)-N-[(1Z)-(methoxyimino)methyl]-1H-pyrrole-2-carboxamide (CAS 241146-96-3)
- 1-(4-(2,4-Dichlorobenzoyl)-1H-pyrrol-2-yl)-2,2,2-trifluoroethan-1-one (CAS 241146-72-5)
- 4-(3,4-Dichlorobenzoyl)-3-methyl-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 1009335-95-8)
Recommended Standards
- 3-(Benzo[d][1,3]dioxol-5-ylamino)-1-(3,4-dichlorophenyl)propan-1-one (CAS 883793-63-3)
- 4-Chloro-2-[2-(4-chlorophenyl)-2-oxoethyl]-5-[(prop-2-en-1-yl)amino]-2,3-dihydropyridazin-3-one (CAS 477855-90-6)
- 2H-1,4-Benzoxazine-6-carboxylic acid, 2-(2,4-dichlorophenyl)-3,4-dihydro-, methyl ester (CAS 2007909-33-1)
- Azafenidin (CAS 68049-83-2)
- Pyridin-3-yl(thiophen-2-yl)methanol (CAS 21314-77-2)
- 5-Cyclopropoxy-4-isopropoxy-2-isopropylpyridine (CAS 1243350-80-2)
- 2-Benzyloxy-6-bromobenzonitrile (CAS 1365272-78-1)
- 2-bromo-3-methyl-N-(5-methyl-1,2-oxazol-3-yl)butanamide (CAS 923138-55-0)
- Fmoc-Thr-OH (CAS 73731-37-0)
- Cyclopropyl 3,4,5-trifluorophenyl ketone (CAS 898790-38-0)
- N,N-Dimethyl-1-phenylisoquinoline-3-carboxamide (CAS 89242-05-7)
- Linagliptin Impurity 80 (2-Piperidinamine) (CAS 45505-62-2)
- N-Methyl-5,6,7,8-tetrahydroisoquinolin-8-amine (CAS 497251-67-9)
- Gastric Inhibitory Polypeptide (6-30) amide (human) (CAS 1139691-72-7)
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