3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoyl chloride 3-Maleimidobenzoic acid chloride 61960-57-4 CAS 61960-57-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 61960-57-4 |
| Molecular Formula | C11H12ClNO3 |
| Molecular Weight | 241.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoyl chloride 3-Maleimidobenzoic acid chloride 61960-57-4 (CAS 61960-57-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H12ClNO3. Molecular weight: 241.67 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H12ClNO3 |
| Molecular Weight | 241.67 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, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 3-(2-Chloro-acetylamino)-benzoic acid ethyl ester 58915-19-8 6242AE C11H12ClNO3 (CAS 58915-19-8)
- 72544-42-4 Methyl 2-[(2-chloropropanoyl)amino]benzoate MFCD12142206 (CAS 72544-42-4)
- 1-(2-Chloro-6-nitrophenyl)piperazine 5749-39-3 5902AE C10H12ClN3O2 (CAS 5749-39-3)
- 2-Nitro-5-(piperazin-1-yl)benzoic acid (CAS 183622-35-7)
- (S)-4-Nitrophenyl 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(methylthio)butanoate (CAS 71989-29-2)
- 2,3-Dichloro-5-fluorobenzotrifluoride (CAS 1804886-13-2)
- N-(5,6-dihydrobenzo[h]quinazolin-2-yl)benzamide (CAS 320420-21-1)
- N-(3-Amino-4-chlorophenyl)-2-(2-methoxyphenoxy)-propanamide (CAS 1020054-82-3)
- 8-Bromo[1,2,4]triazolo[1,5-a]pyridine-2-carbonitrile (CAS 2091049-26-0)
- Allo-Thr7-Tirzepatide (CAS CATO-CPTD788933)
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