3-Butenenitrile
Pharmaceutical Materials 2025-03-02
CAS Number: 109-75-1
Molecular Formula: C4H5N
Molecular Weight: 67.089
Appearance: Colorless liquid
Melting Point: -87°C
Boiling Point: 116-121°C
Density: 0.834 g/mL at 25°C
Usage: Used as an organic synthesis intermediate and a polymerization crosslinking agent.
| Attribute | Details |
|---|---|
| Chemical Name | 3-Butenenitrile |
| Synonyms | Crotonitrile, trans-3-Butenenitrile, (E)-3-Butenenitrile |
| CAS Number | 107-13-1 |
| Formula | C4H5N |
| Molecular Weight | 67.09 g/mol |
| Appearance | Colorless to pale yellow liquid with a pungent odor |
| Physical Properties | Density: 0.828 g/mL at 25 °C; Boiling Point: 127-130 °C; Flash Point: 23 °C; Refractive Index: 1.408-1.410 at 20 °C |
| Chemical Properties | Reactive; May polymerize under certain conditions; Incompatible with acids, bases, oxidizing agents, and reducing agents |
| Uses | Used as an intermediate in the synthesis of various organic compounds; Specifically used in the preparation of nylon, vitamins, and other chemicals |
| Safety Hazards | Toxic; May cause irritation to eyes, skin, and respiratory tract; May be harmful if swallowed or inhaled; Risk of fire and explosion if exposed to heat, sparks, or incompatible materials |
| Precautions | Keep away from heat, sparks, and incompatible materials; Store in a cool, dry place in tightly sealed containers; Wear appropriate protective clothing, gloves, and eye/face protection during handling; Avoid contact with skin, eyes, and mouth |
| Disposal | Dispose of according to local regulations; Controlled incineration or safe burial in approved facilities is recommended; Do not release into the environment |
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