4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxylic acid CAS 72531-60-3
| CAS No. | 72531-60-3 |
| Molecular Formula | C12H8ClNO3 |
| Molecular Weight | 249.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxylic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxylic acid (CAS 72531-60-3), molecular formula C12H8ClNO3 and molecular weight 249.65 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxylic acid (C12H8ClNO3) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 249.65 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxylic acid 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 | C12H8ClNO3 |
| Molecular Weight | 249.65 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, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorobenzoyl Standards
- 4-(2-Chlorobenzoyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 1403564-70-4)
- 4-(3-Chlorobenzoyl)tetrahydro-2H-pyran-4-carbonitrile (CAS 1403566-04-0)
- 4-(2-Chlorobenzoyl)-1H-pyrrole-2-carboxamide (CAS 338976-88-8)
- 4-(4-Chlorobenzoyl)-1H-pyrrole-2-carboxamide (CAS 338977-00-7)
- 1187164-93-7 2-(2-Chlorobenzoyl)-6-methoxypyridine MFCD13152848 (CAS 1187164-93-7)
- 2-(3-Chlorobenzoyl)-6-methoxypyridine (CAS 1187167-82-3)
- 2-(4-Chlorobenzoyl)-6-methoxypyridine (CAS 1187171-01-2)
- 4-(3-Chlorobenzoyl)-1-methyl-1H-pyrrole-2-carbaldehyde (CAS 338978-14-6)
Recommended Standards
- 3-(4-chlorophenyl)-2-cyano-N-[(hydroxyimino)methyl]acrylamide (CAS 303994-78-7)
- 4-[(5-chloropyridin-2-yl)oxy]benzoic acid (CAS 289044-48-0)
- 3-((6-Chloropyridin-2-yl)oxy)benzoic acid (CAS 866150-72-3)
- 4-Amino-5-chloro-[2,4'-bipyridine]-6-carboxylic acid (CAS 496852-27-8)
- (2E)-1-(2,4-Dimethoxyphenyl)-3-(4-fluorophenyl)prop-2-en-1-one (CAS 394-26-3)
- (4-(Benzo[d]thiazol-2-yl)piperazin-1-yl)(2,5-dichlorothiophen-3-yl)methanone (CAS 681164-50-1)
- 6-Keto Cholestanol (CAS 1175-06-0)
- Lasmiditan Impurity 61 (CAS CATO-C4X-247861)
- 2-Chloro-7-methoxyquinoxaline (CAS 55686-93-6)
- 4-Fluoro-3,5-dimethyl-1H-pyrrole-2-carboxylic acid (CAS 184646-96-6)
- 1-[(5-Methylfuran-2-yl)methyl]piperidin-4-ol (CAS 1250397-26-2)
- 2-(2-((4-Amino-5-nitropyrimidin-2-yl)amino)ethoxy)ethan-1-ol (CAS 1286706-40-8)
- 2-Fluoro-6-iodotoluene (CAS 443-85-6)
- Acetyl-(Leu28·31)-Neuropeptide Y (24-36) (CAS 155709-24-3)
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