5-chloro-7-nitroindoline-2,3-dione CAS 153255-76-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 153255-76-6 |
| Molecular Formula | C8H3ClN2O4 |
| Molecular Weight | 226.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-chloro-7-nitroindoline-2,3-dione (CAS 153255-76-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H3ClN2O4. Molecular weight: 226.57 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H3ClN2O4 |
| Molecular Weight | 226.57 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-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.) | 2000 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-FLUORO-3-(TRIFLUOROMETHYL)BENZOYL CHLORIDE 4-Fluoro-3-(trifluoromethyl)benzoylchloride 67515-56-4 ALPHA,ALPHA,ALPHA,4-TETRAFLUORO-M-TOLUOYL CHLORIDE AS00071 (CAS 67515-56-4)
- 261951-82-0 3-fluoranyl-2-(trifluoromethyl)benzoyl chloride 3-fluoro-2-(trifluoromethyl)benzoyl chloride A818307 (CAS 261951-82-0)
- 216144-68-2 3-FLUORO-4-(TRIFLUOROMETHYL)BENZOYL CHLORIDE 3-Fluoro-4-(trifluoromethyl)benzoylchloride ALPHA,ALPHA,ALPHA,4-TETRAFLUORO-P-TOLUOYL CHLORIDE AS00072 (CAS 216144-68-2)
- 6-Chloro-9-cycloheptyl-7H-purin-8(9H)-one (CAS 1779130-82-3)
- 6-Chloro-3-nitro-5-(trifluoromethyl)picolinic acid (CAS 2761296-40-4)
- Ethyl 9H-fluorene-9-carboxylate (CAS 26878-12-6)
- 1-(4-(Quinolin-3-yl)phenyl)ethan-1-one (CAS 104967-77-3)
- Imidazo[5,1-c][1,2,4]triazin-4-amine (CAS 253878-29-4)
- 1-(4-Butylphenyl)butan-2-ol (CAS 78210-28-3)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
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