5-Chloro-1H-indene-1,3(2H)-dione CAS 22018-96-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22018-96-8 |
| Molecular Formula | C9H5ClO2 |
| Molecular Weight | 180.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-1H-indene-1,3(2H)-dione (CAS 22018-96-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H5ClO2. Molecular weight: 180.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C9H5ClO2 |
| Molecular Weight | 180.59 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 tightly closed to prevent evaporation |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Halogen Content | Cl-containing |
Related Chloro Standards
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- 8-Chloro-3,4-dihydroquinazolin-4-one (CAS 101494-95-5)
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- 4-Chloro-1h-indazole-3-carbaldehyde (CAS 102735-85-3)
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Recommended Standards
- 5-Chloro-1H-indene-1,2(3H)-dione (CAS 207554-23-2)
- 5-Chloro-1H-pyrrolo[2,3-c]pyridine-2-carbaldehyde (CAS 867036-45-1)
- 5-Chloro-1,8-naphthyridin-2(1H)-one (CAS 250264-28-9)
- 2,4,6-Trimethyl-5,6,7,8-tetrahydroquinoline (CAS 651733-52-7)
- 5-(4-Chlorophenyl)-[1,2,4]triazolo[1,5-a]pyridin-2-amine (CAS 1369374-16-2)
- (S)-Methyl 4-amino-2-((tert-butoxycarbonyl)amino)-4-oxobutanoate (CAS 124842-28-0)
- 2-(4-Bromo-3,5-dimethyl-1h-pyrazol-1-yl)ethan-1-amine (CAS 562815-07-0)
- N-Cyclopropylcyclobutanamine hydrochloride (CAS 872-92-4)
- 1-(4-Fluorobenzyl)-4-(pyridin-3-ylmethyl)piperazine (CAS 160539-86-6)
- Tetrapeptide-3 (CAS 827306-97-8)
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