2-[1-(Ethylsulfonyl)-3-azetidinylidene]acetonitrile Cas：1187595-85-2
Pharmaceutical Materials 2025-03-02
2-[1-(Ethylsulfonyl)-3-azetidinylidene]acetonitrile, with the CAS number 1187595-85-2, is a versatile organic compound with significant applications in the pharmaceutical industry. This compound features an ethylsulfonyl group attached to the 3-position of an azetidinylidene ring, which is substituted with an acetonitrile group.
This unique structure imparts valuable chemical and biological properties, making it an important intermediate in the synthesis of various pharmaceutical agents. 2-[1-(Ethylsulfonyl)-3-azetidinylidene]acetonitrile is typically a grayish-white to light yellow solid with high purity and stability. It serves as a key intermediate in the production of baricitinib, a Janus kinase (JAK) 1 and 2 inhibitor used in the treatment of rheumatoid arthritis.
| Product Information | Details |
|---|---|
| Compound Name | 2-[1-(Ethylsulfonyl)-3-azetidinylidene]acetonitrile |
| CAS Number | 1187595-85-2 |
| Molecular Formula | C7H10N2O2S |
| Molecular Weight | 186.23 g/mol |
| Physical State | Grayish-white to light yellow solid |
| Purity | ≥98% |
| Melting Point | 67-69 °C |
| Boiling Point | 360.8 ± 52.0 °C (Predicted) |
| Density | 1.33 ± 0.1 g/cm³ (Predicted) |
| Solubility | Slightly soluble in DMSO and methanol |
| pKa | -8.49 ± 0.20 (Predicted) |
| Usage | Pharmaceutical intermediate, particularly in the synthesis of baricitinib |
| Storage Conditions | Sealed in a dry place at room temperature |
| Hazard Information | Potential skin and eye irritant, handle with care |
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