2-(1-Methyl-2-oxoindolin-3-ylidene)malononitrile CAS 39081-26-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 39081-26-0 |
| Molecular Formula | C12H7N3O |
| Molecular Weight | 209.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(1-Methyl-2-oxoindolin-3-ylidene)malononitrile (CAS 39081-26-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H7N3O. Molecular weight: 209.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H7N3O |
| Molecular Weight | 209.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 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)
- Methyl 2-(2-oxoindolin-3-ylidene)acetate (CAS 69953-04-4)
- Ethyl 2-(2-oxoindolin-3-ylidene)acetate (CAS 21728-28-9)
- N-(2-Oxoindolin-5-yl)butyramide (CAS 117100-83-1)
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- N-(2-(2-Oxoindolin-3-yl)ethyl)acetamide (CAS 70638-13-0)
Recommended Standards
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- 5-Cyclopropyl-1,3,4-oxadiazole-2-carbaldehyde (CAS 1785543-91-0)
- tert-Butyl 3-cyano-8-azabicyclo[3.2.1]octane-8-carboxylate (CAS 856900-26-0)
- n-(1-Phenylethyl)aniline (CAS 779-54-4)
- ([D2]Gly4)-Cholecystokinin Octapeptide (sulfated) ammonium salt (CAS 1926163-74-7)
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