40651-89-6

Basic information

• Product Name: 2-aminobutanenitrile
• Synonyms: 2-aminobutanenitrile;2-Aminobutyronitrile;2-AMINOBUTANENITRILE HCL
• CAS NO: 40651-89-6
• Molecular Formula: C₄H₈N₂
• Molecular Weight: 84
• Mol File: 40651-89-6.mol
• Article Data: 14

Chemical Properties

• Melting Point: 143-145 °C
• Boiling Point: 50 °C(Press: 3 Torr)
• Appearance: /
• Density: 0.914±0.06 g/cm3(Predicted)
• PKA: 5.92±0.29(Predicted)
• CAS DataBase Reference: 2-aminobutanenitrile(CAS DataBase Reference)
• NIST Chemistry Reference: 2-aminobutanenitrile(40651-89-6)
• EPA Substance Registry System: 2-aminobutanenitrile(40651-89-6)

Safety Data

• Hazardous Substances Data: 40651-89-6(Hazardous Substances Data)

Usage

General Description

2-Aminobutanenitrile, also known as 2-butylamine, is a chemical compound with the molecular formula C4H9N. It is a colorless liquid with a faint amine odor and is commonly used in organic synthesis and pharmaceutical research. 2-Aminobutanenitrile is highly reactive and can undergo various chemical reactions to form a variety of other compounds. It is also used in the production of agricultural chemicals, pharmaceuticals, and rubber chemicals. Additionally, it is considered a hazardous chemical and should be handled with caution due to its potential health risks and environmental impact.

Upstream product

• 4476-02-2 2-hydroxybutanenitrile 
• 64-17-5 ethanol 
• 123-75-1 pyrrolidine 
• 110-61-2 butanedinitrile 
• 32754-99-7 4-aminobutyronitrile 
• 74-90-8 hydrogen cyanide 
• 123-38-6 propionaldehyde 
• 773837-37-9 sodium cyanide 
• 4786-20-3 but-2-enenitrile 
• 544-92-3 copper(I) cyanide 
• 143-33-9 sodium cyanide 
• 151-50-8 potassium cyanide 

Downstream Products

• 857980-07-5 4-ethyl-5-imino-thiazolidin-2-one 
• 59133-38-9 4-Acetyl-3-amino-2-ethyl-5-methylpyrrole hydrochloride 
• 1096698-60-0 2-(2-oxo-1-pyrrolidinyl)butanenitrile 
• 7324-11-0 (S)-2-amino-butanamide 
• 1386992-24-0 (±)-2‐((benzylidene)amino)butanamide 
• 1492-24-6 L-2-aminobutyric acid 
• 4426-48-6 1,2-butanediamine 
• 89603-48-5 2-amino butyramide hydrochloride 
• 4753-69-9 propan-1-imine 
• 53726-14-0 DL-2-aminobutanamide 
• 99841-23-3 N-(α-cyanopropyl)-p-toluenesulfonamide 

Relevant articles and documents

Preparation method of aminobutyronitrile

The invention discloses a preparation method of aminobutyronitrile, which comprises the following steps: mixing ammonia water with ammonium bicarbonate and methyl isobutyl ketone, adding sodium cyanide, dropwisely adding n-propionaldehyde, carrying out heat preservation reaction, conducting standing for stratification after the reaction is finished, and concentrating the organic phase to remove the solvent, thereby obtaining aminobutyronitrile. According to the method, the raw materials are easy to obtain, the reaction conditions are environmentally friendly and safe, the reaction time is short, the solvent can be recycled, the steps are simple, and the obtained product has high purity.

Production system of 2-aminobutanamide

The utility model provides a production system of 2-aminobutanamide, which comprises a first reactor, a second reactor, a third reactor, a fourth reactor, a fifth reactor and a sixth reactor, the second reactor is communicated with the first reactor and is used for reacting 2-hydroxybutyronitrile with an ammonia source to prepare 2-aminobutyronitrile; the third reactor is communicated with the second reactor and is used for carrying out hydrolysis reaction on the 2-aminobutyronitrile and strong base to prepare the 2-aminobutyramide. The device effectively reduces waste water, waste gas and waste residues, effectively reduces the use amount of hydrogen cyanide, improves the content of target products, and reduces the production cost.

Preparation method and preparation system of 2-aminobutyramide

The invention provides a preparation method and a preparation system of 2-aminobutyramide. The preparation method comprises: (1) generating 2-hydroxybutyronitrile from hydrogen cyanide and n-propanalunder the action of a first catalyst; (2) adding an ammonia source and a second catalyst to the 2-hydroxybutyronitrile obtained in the step (1), and carrying out a reaction to generate 2-aminobutyronitrile; and (3) removing the excess ammonia from the reaction solution obtained in the step (2), adding a strong base and a third catalyst, and carrying out a hydrolysis reaction to obtain DL-2-aminobutanamide. According to the present invention, with the method and the system, the wastewater, the waste gas and the waste residue can be effectively reduced, the consumption of hydrogen cyanide can beeffectively reduced, the content of the target product can be increased, and the production cost can be reduced.