4-Chloro-7-methyl-2-(pyridin-3-yl)indoline CAS 594820-95-8
| CAS No. | 594820-95-8 |
| Molecular Formula | C14H13ClN2 |
| Molecular Weight | 244.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution, 4-Chloro-7-methyl-2-(pyridin-3-yl)indoline is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 244.72 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
4-Chloro-7-methyl-2-(pyridin-3-yl)indoline (CAS 594820-95-8) is a high-purity analytical reference standard with the molecular formula C14H13ClN2 and a molecular weight of 244.72 g/mol.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4-Chloro-7-methyl-2-(pyridin-3-yl)indoline meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C14H13ClN2 |
| Molecular Weight | 244.72 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Chloro-7-methyl-2-(pyridin-2-yl)indoline (CAS 594820-93-6)
- 4-Chloro-7-methyl-2-(pyridin-4-yl)indoline (CAS 594820-96-9)
- 4'-Chloro-3-phenylpropiophenone (CAS 5739-37-7)
- 4-Ethylbiphenyl-4-carbonyl chloride (CAS 92119-00-1)
- (1-(Cyclobutylmethyl)-1H-pyrazol-4-yl)methanamine (CAS 1483049-01-9)
- 1-(2,4-Dihydroxyphenyl)-2-methoxyethanone (CAS 57280-75-8)
- 3-(3,3,3-Trifluoroprop-1-en-2-yl)pyridine (CAS 1192114-74-1)
- 3-Amino-5,6-dihydro-7H-pyrrolo[3,4-b]pyridin-7-one hydrochloride (CAS 2137936-74-2)
- 3-(tert-Butyl)-5-cyclopropoxyisonicotinaldehyde (CAS 1243376-22-8)
- methyl 1-(4-hydroxyphenyl)cyclopropane-1-carboxylate (CAS 779199-69-8)
- Lumateperone Impurity 16 (CAS 1059630-17-9)
- 2-(3-Ethoxythiophen-2-yl)ethan-1-amine hydrochloride (CAS 2649763-33-5)
- 2-(ethylsulfanyl)acetaldehyde (CAS 33672-79-6)
- Semaglutide impurity 258 (CAS CATO-C4X-2226258)
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