Ethyl propiolate
丙炔酸乙酯
Also known as: Ethyl propiolate, Ethyl prop-2-ynoate, Ethyl 2-propynoate, Ethyl propynoate, Propiolic acid ethyl ester, Acetylenecarboxylic acid ethyl ester, Propargylic acid ethyl ester, Ethyl acetylenecarboxylate, EPL, (Ethoxycarbonyl)acetylene, 2-Propynoic acid, ethyl ester, MFCD00009184, EINECS 210-795-8, Ethylprop-2-inoat
- CAS No.
- 623-47-2
- Jingsj CID
- J-44765-6
- Molecular Formula
- C5H6O2
- Chinese Name
- 丙炔酸乙酯
- Molecular Weight
- 98.100 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 9°C |
|---|---|
| Boiling Point | 120.0±0.0 °C at 760 mmHg |
| Density | 1.0±0.1 g/cm3 |
| Flash Point | 23.3±0.0 °C |
GHS Safety & Compliance
Flammable / IrritantSignal word: Warning
Frequently Asked Questions
What is the CAS number of Ethyl propiolate?
623-47-2
What are the molecular formula and molecular weight of Ethyl propiolate?
C5H6O2, molecular weight 98.100 g/mol
Is Ethyl propiolate hazardous?
Warning
Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026