pent-4-yn-1-amine
4-Pentyn-1-amine
CAS: 15252-44-5
Molecular Formula: C5H9N
pent-4-yn-1-amine - Names and Identifiers
| Name | 4-Pentyn-1-amine |
| Synonyms | 4-Pentynylamine 4-Pentyn-1-aMine 4-Pentyn-1-amine 1-Amino-4-pentyne 5-Amino-1-pentyne pent-4-yn-1-amine pent-4-yn-1-amine HCl |
| CAS | 15252-44-5 |
| EINECS | 686-031-6 |
pent-4-yn-1-amine - Physico-chemical Properties
| Molecular Formula | C5H9N |
| Molar Mass | 83.13 |
| Density | 0.859g/mLat 20℃ |
| Boling Point | 118.0±23.0 °C(Predicted) |
| Flash Point | 10 - 15°C |
| BRN | 2232239 |
| pKa | 9.76±0.10(Predicted) |
| Storage Condition | 2-8°C |
pent-4-yn-1-amine - Risk and Safety
| Risk Codes | R11 - Highly Flammable R34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2733PSN1 8(3) / PGII |
| WGK Germany | 3 |
pent-4-yn-1-amine - Introduction
4-Pentyn-1-amine, also known as 1-pentynamine, is an organic compound. The following is a description of the nature, use, preparation and safety information of 4-Pentyn-1-amine:
Nature:
-Appearance: 4-Pentyn-1-amine is a colorless to light yellow liquid.
-Solubility: It is soluble in many organic solvents, such as ethanol and ether.
-Stability: 4-Pentyn-1-amine is relatively stable to oxygen and moisture in the air, but will react with strong oxidants.
Use:
- 4-Pentyn-1-amine is an important organic synthesis intermediate, widely used in the synthesis of drugs, dyes, rubber and other chemicals.
-It can be used as a raw material for the synthesis of isoprene adducts, alcohol and ether compounds, ethylene, propylene, etc.
-As an organic synthesis reagent, it is also used in the synthesis of epoxy compounds, ethers, amines, etc.
Method:
- 4-Pentyn-1-amine can be prepared by the reaction of valerolactone and ammonia. The valerolactone ring is first opened by acid catalysis to give 1,4-pentanedione. The 1,4-pentanedione is then reacted with potassium hydroxide by heating to produce 4-pentyn-1-one. Finally, 4-pentyn-1-one is reacted by aqueous ammonia to form 4-Pentyn-1-amine.
Safety Information:
- 4-Pentyn-1-amine is an irritating compound that may cause eye, skin and respiratory tract irritation. Care should be taken to avoid direct contact during use.
-It is a flammable substance and should be kept away from open flames and heat sources, and away from oxidants.
-It is recommended to wear suitable personal protective equipment, including chemical goggles, protective gloves and protective clothing.
-For accidental exposure or ingestion, please seek medical advice immediately and bring the Material Safety Data Sheet (MSDS) for handling.
Please note that the use and handling of 4-Pentyn-1-amine need to be carried out under safe laboratory conditions, and strict compliance with relevant operating procedures and regulations is required.
Nature:
-Appearance: 4-Pentyn-1-amine is a colorless to light yellow liquid.
-Solubility: It is soluble in many organic solvents, such as ethanol and ether.
-Stability: 4-Pentyn-1-amine is relatively stable to oxygen and moisture in the air, but will react with strong oxidants.
Use:
- 4-Pentyn-1-amine is an important organic synthesis intermediate, widely used in the synthesis of drugs, dyes, rubber and other chemicals.
-It can be used as a raw material for the synthesis of isoprene adducts, alcohol and ether compounds, ethylene, propylene, etc.
-As an organic synthesis reagent, it is also used in the synthesis of epoxy compounds, ethers, amines, etc.
Method:
- 4-Pentyn-1-amine can be prepared by the reaction of valerolactone and ammonia. The valerolactone ring is first opened by acid catalysis to give 1,4-pentanedione. The 1,4-pentanedione is then reacted with potassium hydroxide by heating to produce 4-pentyn-1-one. Finally, 4-pentyn-1-one is reacted by aqueous ammonia to form 4-Pentyn-1-amine.
Safety Information:
- 4-Pentyn-1-amine is an irritating compound that may cause eye, skin and respiratory tract irritation. Care should be taken to avoid direct contact during use.
-It is a flammable substance and should be kept away from open flames and heat sources, and away from oxidants.
-It is recommended to wear suitable personal protective equipment, including chemical goggles, protective gloves and protective clothing.
-For accidental exposure or ingestion, please seek medical advice immediately and bring the Material Safety Data Sheet (MSDS) for handling.
Please note that the use and handling of 4-Pentyn-1-amine need to be carried out under safe laboratory conditions, and strict compliance with relevant operating procedures and regulations is required.
Last Update：2024-04-09 21:00:56
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CAS: 15252-44-5
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Email: 3008007409@qq.com
Mobile: 18021002903
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