(E)-1-(6-Bromo-3-methoxy-2-nitrostyryl)pyrrolidine CAS 950187-91-4
| CAS No. | 950187-91-4 |
| Molecular Formula | C13H15BrN2O3 |
| Molecular Weight | 327.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 327.17 g/mol gives (E)-1-(6-Bromo-3-methoxy-2-nitrostyryl)pyrrolidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(E)-1-(6-Bromo-3-methoxy-2-nitrostyryl)pyrrolidine (CAS 950187-91-4), molecular formula C13H15BrN2O3 and molecular weight 327.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (E)-1-(6-Bromo-3-methoxy-2-nitrostyryl)pyrrolidine (C13H15BrN2O3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 327.17 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C13H15BrN2O3 |
| Molecular Weight | 327.17 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Related E Standards
- 2-Bromo-N-[2-(4-morpholinylcarbonyl)phenyl]-acetamide (CAS 1138445-78-9)
- Ethyl 5-bromo-6-ethyl-3-hydroxy-1-methyl-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (CAS 1269024-72-7)
- 1-Boc-5-bromo-6-methoxy-1H-indazole (CAS 1305320-56-2)
- Ethyl 5-bromo-4-ethoxy-3-methylbenzofuran-2-carboxylate (CAS 1403566-77-7)
- 3-(4-Bromo-2-(3-ethoxy-3-oxopropyl)phenyl)acrylic acid (CAS 1807410-65-6)
- 6'-Bromo-4-hydroxy-8'-methyl-2'H-spiro[cyclohexane-1,3'-imidazo[1,5-a]pyridine]-1',5'-dione (CAS 1849594-08-6)
- 3-Bromo-5-(diphenylmethylene)furan-2(5H)-one (CAS 195390-04-6)
- 2-Bromo-N-[3-(4-morpholinylcarbonyl)phenyl]-acetamide (CAS 926310-53-4)
Recommended Standards
- Ethyl 5-cyclopropyl-1-(3,5-dichloropyridin-4-yl)-1H-1,2,3-triazole-4-carboxylate (CAS 1951441-56-7)
- 2-Bromo-N-[4-(4-morpholinylcarbonyl)phenyl]-acetamide (CAS 926310-51-2)
- 3-Bromo-N-cyclohexyl-5-nitrobenzamide (CAS 941294-22-0)
- 4-Chloro-6-(4-chlorophenyl)-2-(pyridin-2-yl)pyrimidine-5-carbonitrile (CAS 338976-30-0)
- 1,2-Dimethyl-4,5-dinitro-1h-imidazole (CAS 19183-17-6)
- 6-(o-Tolyl)picolinaldehyde (CAS 112432-87-8)
- (4-Bromophenyl)(cycloheptyl)methanone (CAS 1341944-89-5)
- Bariumpentafluorobenzenesulfonate (CAS 71735-31-4)
- (3-Ethyl-4-methylphenyl)methanol (CAS 1427432-82-3)
- 5-Chloro-6-((2-iminopyrrolidin-1-yl)methyl)-5,6-dihydropyrimidin-4(3H)-one hydrochloride (CAS 792909-12-7)
- 3-(4-Bromophenyl)-6-methyl-2H-benzo[b][1,4]oxazine (CAS 351003-33-3)
- Delta-Hexanolactone (CAS 823-22-3)
- 3-Fluoro-4-(piperidin-4-ylmethoxy)pyridine hydrochloride (CAS 2680616-17-3)
- Tau Peptide (306-317) trifluoroacetate salt (CAS 1003007-59-7)
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