N-(2-(2-Oxoindolin-3-yl)ethyl)acetamide CAS 70638-13-0
| CAS No. | 70638-13-0 |
| Molecular Formula | C12H14N2O2 |
| Molecular Weight | 218.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H14N2O2, N-(2-(2-Oxoindolin-3-yl)ethyl)acetamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 218.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
N-(2-(2-Oxoindolin-3-yl)ethyl)acetamide (CAS 70638-13-0), molecular formula C12H14N2O2 and molecular weight 218.25 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(2-(2-Oxoindolin-3-yl)ethyl)acetamide 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 | C12H14N2O2 |
| Molecular Weight | 218.25 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
Related N Standards
- N-(2-Oxoindolin-5-yl)butyramide (CAS 117100-83-1)
- 2-(5-Ethyl-2-oxoindolin-1-yl)acetamide (CAS 771532-17-3)
- 2-(1-Methyl-2-oxoindolin-5-yl)-2-oxoacetic Acid (CAS 1152495-80-1)
- Ethyl 2-(2-oxoindolin-3-ylidene)acetate (CAS 21728-28-9)
- 2-(1-Methyl-2-oxoindolin-3-ylidene)malononitrile (CAS 39081-26-0)
- 2-(2-Oxoindolin-3-yl)ethanethioamide (CAS 1708288-68-9)
- Methyl 2-(2-oxoindolin-5-yl)acetate (CAS 109737-05-5)
- 2-(1-Methyl-2-oxoindolin-3-yl)acetic acid (CAS 21591-75-3)
Recommended Standards
- N-(((2R,3R,4R,5R,6S)-3,4,5-Trihydroxy-6-methylpiperidin-2-yl)methyl)acetamide (CAS 637772-10-2)
- N-(2-aminoethyl)-4-fluorobenzenesulfonamide (CAS 73965-81-8)
- N-(((2R,3R,4R,5R)-3,4-Dihydroxy-5-(hydroxymethyl)pyrrolidin-2-yl)methyl)propionamide (CAS 765308-94-9)
- n-(2-Methoxyethyl)-1h-indole-2-carboxamide (CAS 923678-49-3)
- 1-Butyl-2-(3-iodophenyl)-4,6-diphenylpyridin-1-ium tetrafluoroborate (CAS 455940-57-5)
- 1-(4-Isopropylphenyl)-N-methylmethanamine hydrochloride (CAS 1158736-10-7)
- 2-(4-Chloro-2-fluorophenyl)ethanol (CAS 667461-51-0)
- Ethyl 3-(5-methylpyrazin-2-yl)-3-oxopropanoate (CAS 62124-83-8)
- 3-Azetidinyl 4-(tert-pentyl)phenyl ether (CAS 1220016-28-3)
- 3-(Thiazol-2-yl)propanoyl chloride (CAS 1001185-54-1)
- Methyl (2E)-3-(5-chloro-1-benzofuran-2-yl)prop-2-enoate (CAS 1421617-68-6)
- 2-(2-Fluoro-6-methylpyridin-4-yl)ethan-1-amine (CAS 1393574-60-1)
- 4-Bromo-2-(difluoromethyl)-6-fluoropyridine-3-sulfonyl chloride (CAS 1804885-30-0)
- Tirzepatide Impurity 10 (CAS CATO-C4X-324010)
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