Overview
Ethylpropylamine (CAS 20193-20-8 ) is a secondary aliphatic amine used as a reactive intermediate and process chemical across pharmaceutical, agrochemical, and polymer manufacturing sectors.
It functions as a building block for synthesizing active compounds, a pH modifier in reaction systems, and an initiator in select polymerization processes for industrial applications.
In pharmaceutical manufacturing, it serves as an intermediate in the synthesis of active pharmaceutical ingredients where a secondary amine group is required for structural incorporation.
Agrochemical producers use it in the preparation of herbicide and pesticide compounds, where controlled amine reactivity supports consistent batch synthesis and high-quality chemical production.
In polymer chemistry, it acts as a catalyst or initiator component in polymerization systems, influencing chain initiation and molecular weight distribution during the manufacturing process.
It also functions as a pH-regulating agent in buffered reaction media where precise basicity control affects yield and selectivity, ensuring optimal performance in complex chemical reactions.
The product is supplied as a liquid in standard drum and IBC packaging suited for industrial-scale procurement. Technical grade is the primary commercial form available for synthesis.
Pharmaceutical-grade material meeting relevant purity specifications is available for regulated manufacturing environments, ensuring compliance with global chemical safety and quality standards.
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Physical Properties
| Melting Point | 78 °C |
| Boiling Point | 83 °C |
| Density | 0.7318 g/cm³ @ Temp: 20 °C |
| Flash Point | 80-85°C |
| Color | Colourless |
| Form | Liquid |
| Vapor Pressure | 86hPa at 20℃ |
| Refractive Index | 1.3950-1.3980 |
Safety & Handling
Danger GHS02 GHS05 GHS06 GHS07 Hazard Statements H225 Highly Flammable liquid and vapor H302 Harmful if swallowed H311 Toxic in contact with skin H314 Causes severe skin burns and eye damage H318 Causes serious eye damage H332 Harmful if inhaled H335 May cause respiratory irritation H302+H332 Harmful if swallowed or if inhaled Precautionary Statements P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof [electrical/ventilating/lighting/…] equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P262 Do not get in eyes, on skin, or on clothing. P264 Wash … thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P316 Get emergency medical help immediately. P317 Get emergency medical help. P319 Get medical advice/attention if you feel unwell. P321 Specific treatment (see … on this label). P330 Rinse mouth. P363 Wash contaminated clothing before reuse. P405 Store locked up. P501 Dispose of contents/container in accordance with local regulations. P264+P265 Wash … thoroughly after handling. P301+P317 Get emergency medical help. P302+P352 IF ON SKIN: Wash with plenty of water. P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing. P361+P364 Take off immediately all contaminated clothing and wash it before reuse. P370+P378 Use … for extinction. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P403+P235 Store in a well-ventilated place. Keep cool. P301+P330+P331 Rinse mouth. Do NOT induce vomiting. P302+P361+P354 IF ON SKIN: Take off immediately all contaminated clothing. Rinse skin with water/shower. P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P305+P354+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Trade & Regulatory
| HS Code | 2921.19.6190 |
Other Names
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Chemical Properties
- CAS Number
- 20193-20-8
- EC Number
- 243-573-4
- Mol. Weight
- 87.16
- HS Code
- 2921.19.6190
- Category
- Pharmaceutical Intermediates