20850-49-1
2-(3,4-dimethoxyphenyl)-3-Methylbutyronitrile
CAS: 20850-49-1
Molecular Formula: C13H17NO2
20850-49-1 - Names and Identifiers
20850-49-1 - Physico-chemical Properties
| Molecular Formula | C13H17NO2 |
| Molar Mass | 219.28 |
| Density | 1.023±0.06 g/cm3(Predicted) |
| Melting Point | 46-49°C |
| Boling Point | 160-166 °C(Press: 6 Torr) |
| Solubility | Chloroform (Slightly), Methanol (Slightly) |
| Appearance | Solid |
| Color | White to Pale Yellow |
| Storage Condition | Sealed in dry,Room Temperature |
| Physical and Chemical Properties | Crystalline compound. The melting point is greater than 50°C. |
20850-49-1 - Risk and Safety
| Hazard Class | IRRITANT |
20850-49-1 - Reference Information
| chemical properties | crystalline compound. The melting point is greater than 50°C. |
| Use | Verapamil intermediate. |
| production method | using guaiacol as raw material, methylation with dimethyl sulfate under the action of sodium hydroxide to generate o-dimethoxybenzene, and then chloromethylation with formaldehyde and concentrated hydrochloric acid to obtain 3, 4-dimethoxybenzyl chloride, the latter is heated with sodium cyanide, and dimethoxybenzonitrile is obtained after cyanidation, then it is condensed with bromoisopropane with sodium hydroxide (isopropylation) to produce the product. |
Last Update：2024-04-09 20:52:54
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