5-(4-Chlorophenyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylic acid CAS 303145-41-7
| CAS No. | 303145-41-7 |
| Molecular Formula | C15H12ClNO4 |
| Molecular Weight | 305.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO supplies 5-(4-Chlorophenyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylic acid (CAS 303145-41-7), a certified reference material (molecular formula C15H12ClNO4, MW 305.71 g/mol) for analytical method development and quality control.
Based on its molecular formula C15H12ClNO4, 5-(4-Chlorophenyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylic acid contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 305.71 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).
As a certified reference material (CRM), 5-(4-Chlorophenyl)-2,3-dihydro-1H-pyrrolizine-6,7-dicarboxylic acid 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 | C15H12ClNO4 |
| Molecular Weight | 305.71 g/mol |
| Appearance | Pale yellow to 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorophenyl Standards
- 2-(2-Chlorophenyl)-1-oxo-1,2,3,6,7,7a-hexahydro-3a,6-epoxyisoindole-7-carboxylic acid (CAS 1005059-99-3)
- Methyl 1-[2-(4-chlorophenyl)-2-oxoethyl]-6-oxo-1,6-dihydropyridine-3-carboxylate (CAS 108664-62-6)
- 2-(4-Chlorophenyl)-1-oxo-1,2,3,6,7,7a-hexahydro-3a,6-epoxyisoindole-7-carboxylic acid (CAS 110364-97-1)
- 2-(3-(5-(2-Chlorophenyl)furan-2-yl)acrylamido)acetic acid (CAS 853356-03-3)
- 3-(3-Chlorophenyl)-2-(4-nitrophenyl)propanoic acid (CAS 860610-54-4)
- 4-(4-Chlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylic acid (CAS 4350-52-1)
- 5-(3-Chlorophenyl)-2,3-dihydro-1h-pyrrolizine-6,7-dicarboxylic acid (CAS 303145-40-6)
- Methyl 1-(2-(4-chlorophenyl)-2-oxoethyl)-2-oxo-1,2-dihydropyridine-3-carboxylate (CAS 339024-57-6)
Recommended Standards
- 6-Chloro-2-(2,4-difluorophenoxy)-4-methylquinoline (CAS 338749-91-0)
- 4-Chloro-2-(2-phenoxyacetamido)benzoic acid (CAS 69764-05-2)
- 7-Chloro-N-(furan-2-ylmethyl)-1-oxoisochromane-3-carboxamide (CAS 923234-07-5)
- 4-(5-Chloro-2-methoxybenzamido)benzoic acid (CAS 60531-20-6)
- 2-Fluoro-N-(3-methoxy-1-methyl-1H-pyrazol-4-yl)-9-methyl-9H-purin-6-amine (CAS 1776113-94-0)
- Tert-butyl (S)-2-ethynyl-2-methylpyrrolidine-1-carboxylate (CAS 2165998-04-7)
- Benzo[b]naphtho[1,2-d]thiophene (CAS 205-43-6)
- 2,4-Dichloro-3-methylaniline (CAS 19853-79-3)
- Cefdinir Impurity 24 (CAS CATO-C4X-121024)
- 4-[4-[[5-Chloro-4-[[2-[(propan-2-yl)sulfonyl]phenyl]amino]pyrimidin-2-yl]amino]-5-isopropoxy-2-methylphenyl]piperidine-1-carboxylic acid tert-butyl ester (CAS 1032903-64-2)
- Propan-2-yl 6-amino-5-cyano-2-[({3-cyano-5H,6H,7H,8H,9H-cyclohepta[b]pyridin-2-yl}sulfanyl)methyl]-4-(3,5-dimethoxyphenyl)-4H-pyran-3-carboxylate (CAS 445384-31-6)
- 9,10-Dimethylanthracene-2,3,6,7-tetraol (CAS 13979-56-1)
- 5-Bromo-N-cyclopropyl-2,3-difluoroaniline (CAS 1704067-39-9)
- Tirzepatide Impurity 1 (CAS 2460751-66-8)
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