Methyl 5-(4-bromophenyl)-1-(3-chloro-2-methylphenyl)-2-methyl-1H-pyrrole-3-carboxylate CAS 881041-72-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 881041-72-1 |
| Molecular Formula | C20H17BrClNO2 |
| Molecular Weight | 418.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 5-(4-bromophenyl)-1-(3-chloro-2-methylphenyl)-2-methyl-1H-pyrrole-3-carboxylate (CAS 881041-72-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H17BrClNO2. Molecular weight: 418.71 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H17BrClNO2 |
| Molecular Weight | 418.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Isobutyl 6-bromo-2-(4-chlorophenyl)quinoline-4-carboxylate (CAS 355421-02-2)
- tert-butyl (3S)-4-(5-bromo-6-chloro-pyridine-3-carbonyl)-3-methyl-piperazine-1-carboxylate (CAS 2253768-43-1)
- (2Z)-2-(4-Chlorobenzenesulfonyl)-1-(2,4-dichlorophenyl)-3-(dimethylamino)prop-2-en-1-one (CAS 1164515-74-5)
- 3-n-Heptylthiophene (CAS 65016-61-7)
- (E)-3-hydroxy-2-((thiazol-2-ylimino)methyl)-1H-inden-1-one (CAS 1024453-68-6)
- 1-Methylpyrrolidin-3-ol hydrochloride (CAS 876859-30-2)
- Azepan-1-ylbutanoic acid hydrochloride (CAS 54436-99-6)
- (R)-(-)-Fenfluramine Hydrochloride (CAS 3616-78-2)
- 1-(5-Methyl-1,3,4-oxadiazol-2-yl)cyclopropan-1-amine (CAS 1511571-69-9)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
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