2,5-Dioxopyrrolidin-1-yl 2-chlorobenzoate CAS 68388-08-9
| CAS No. | 68388-08-9 |
| Molecular Formula | C11H8ClNO4 |
| Molecular Weight | 253.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 253.64 g/mol gives 2,5-Dioxopyrrolidin-1-yl 2-chlorobenzoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2,5-Dioxopyrrolidin-1-yl 2-chlorobenzoate (CAS 68388-08-9), a certified reference material (molecular formula C11H8ClNO4, MW 253.64 g/mol) for analytical method development and quality control.
Structurally, 2,5-Dioxopyrrolidin-1-yl 2-chlorobenzoate (C11H8ClNO4) 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 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 253.64 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C11H8ClNO4 |
| Molecular Weight | 253.64 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 methanol, ethanol, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dioxopyrrolidin Standards
- Methyl 2-(2,5-dioxopyrrolidin-1-yl)-4-methylthiazole-5-carboxylate (CAS 1429902-82-8)
- 4-(2,5-Dioxopyrrolidin-1-yl)benzenesulfonamide (CAS 5470-06-4)
- Ethyl 1-(2,5-dioxopyrrolidin-3-yl)piperidine-4-carboxylate (CAS 1455853-00-5)
- 2-((2,5-Dioxopyrrolidin-3-yl)thio)nicotinic acid (CAS 626222-53-5)
- 2,5-Dioxopyrrolidin-1-yl nonanoate, 97% (CAS 104943-23-9)
- 2-((2,5-Dioxopyrrolidin-3-yl)thio)benzoic acid (CAS 459421-21-7)
- 2,5-Dioxopyrrolidin-1-yl 2,4-dihydroxybenzoate (CAS 186371-01-7)
- N-(2,5-Dioxopyrrolidin-1-yl)-2,4-dihydroxybenzamide (CAS 503427-75-6)
Recommended Standards
- 2-(Chloromethyl)-5-(3-methyl-4-nitrophenyl)-1,3,4-oxadiazole (CAS 298187-48-1)
- 2-Chloro-4-fluoro-5-sulfamoylbenzoic Acid (CAS 4793-24-2)
- 2-(4-Chloro-2-(isoxazol-5-yl)phenoxy)acetic Acid (CAS 882689-21-6)
- 2-Chloro-5-(2,5-dioxo-pyrrolidin-1-yl)-benzoic acid (CAS 313480-55-6)
- 5-Cyclopropoxy-6-methoxy-N-methylpicolinamide (CAS 1243445-77-3)
- (S)-2-(2-methylpiperidin-1-yl)ethan-1-ol (CAS 406694-46-0)
- 3-Phenyl-4,5-dihydroisoxazole-5-carbonitrile (CAS 1011-38-7)
- 3,3-Diphenyloxirane-2-carbonitrile (CAS 21432-18-8)
- 4-Phenethoxybenzoic acid (CAS 30762-06-2)
- Methyl 2-(1-((acetylthio)methyl)cyclopropyl)acetate (CAS 142148-14-9)
- 1-(3-Methyl-1-propyl-1h-pyrazol-4-yl)ethan-1-one (CAS 933454-80-9)
- (S)-4-N-Boc-2-methylpiperazine (CAS 147081-29-6)
- Methyl 5-(3,4-dimethoxyphenyl)-2-(4-(dimethylamino)benzylidene)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 312938-63-9)
- ([D?]Val?·1?)-C-Peptide (human) (CAS 1802078-41-6)
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