4-Chloro-1-oxo-2,3-dihydro-1H-indene-5-carbonitrile CAS 903558-39-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 903558-39-4 |
| Molecular Formula | C10H6ClNO |
| Molecular Weight | 191.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-1-oxo-2,3-dihydro-1H-indene-5-carbonitrile (CAS 903558-39-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H6ClNO. Molecular weight: 191.61 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H6ClNO |
| Molecular Weight | 191.61 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 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 3-Chloro-n-(2,2-difluoroethyl)aniline (CAS 331-54-4)
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- 5-Bromo-2-(2,4-difluorophenoxy)pyridine (CAS 1105663-74-8)
- 1,5-Dibromo-2-difluoromethoxy-4-(trifluoromethoxy)benzene (CAS 1806305-59-8)
- 1H-Imidazo[1,2-c]pyrrolo[3,2-e]pyrimidine (CAS 53974-20-2)
- (1S,3R)-3-(2-(3-iodophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735275-38-4)
- 4-(5-Methylfuran-2-carbonyl)morpholine-2-carboxylic acid (CAS 1306772-75-7)
- Semaglutide impurity 71 (CAS CATO-C4X-222671)
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