4-(4-(4-Chlorobenzylidene)-2,3-dioxopyrrolidin-1-yl)butanoic acid CAS 76628-88-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 76628-88-1 |
| Molecular Formula | C15H14ClNO4 |
| Molecular Weight | 307.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-(4-Chlorobenzylidene)-2,3-dioxopyrrolidin-1-yl)butanoic acid (CAS 76628-88-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H14ClNO4. Molecular weight: 307.73 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H14ClNO4 |
| Molecular Weight | 307.73 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chlorobenzylidene Standards
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- N'-(4-chlorobenzylidene)-4-methylbenzenesulfonohydrazide (CAS 19350-69-7)
- 2-((4-Chlorobenzylidene)amino)-4-phenyl-1H-pyrrole-3-carbonitrile (CAS 303149-96-4)
- 2-(2-Chlorobenzylidene)-6-methyl-7H-thiazolo[3,2-b][1,2,4]triazine-3,7(2H)-dione (CAS 463364-54-7)
- 2-(4-Chlorobenzylidene)-6-methyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 53047-88-4)
- Ethyl 3-(2-chlorobenzylidene)-3H-indole-2-carboxylate (CAS 85137-89-9)
- 2-(2-Chlorobenzylidene)benzo[4,5]imidazo[2,1-b]thiazol-3(2H)-one (CAS 23983-05-3)
- 2-(3-Chlorobenzylidene)benzo[4,5]imidazo[2,1-b]thiazol-3(2H)-one (CAS 41776-77-6)
Recommended Standards
- 3-Chloro-4-fluoro-N-(pyrimidin-2-yl)benzo[b]thiophene-2-carboxamide (CAS 588675-49-4)
- 6-Chloro-2-(quinolin-2-yl)-4H-chromen-4-one (CAS 2508-13-6)
- 3-[(1Z)-1-[2-(3-Chloro-5-methylpyridin-2-yl)hydrazin-1-ylidene]ethyl]-4-hydroxy-6-methyl-2H-pyran-2-one (CAS 344277-12-9)
- N-(sec-Butyl)-1-(2-chlorophenyl)isoquinoline-3-carboxamide (CAS 124236-61-9)
- 2-(4-(4-Fluorobenzoyl)phenyl)-2-(4-methoxyphenyl)acetonitrile (CAS 339114-73-7)
- 6-fluoro-1H-indazole-3-carbaldehyde (CAS 518987-33-2)
- 4,4'-(Propane-1,3-diylbis(azaneylylidene))bis(pentan-2-one) (CAS 6310-78-7)
- 4-(Hydroxymethyl)pyrrolidine-3-carboxylic acid (CAS 412320-71-9)
- Loratadine Impurity 101 (CAS CATO-C4X-1426101)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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