Pharmaceutical Materials

CAS Number: 623-47-2

Molecular Formula: C5H8O2

Molecular Weight: 100.12 g/mol

Appearance: Colorless to yellow liquid

Boiling Point: 126-128°C

Density: 0.976 g/mL at 25°C

Usage: Mainly used as an organic synthesis intermediate

 

Attribute	Details
Name	Ethyl propiolate
CAS Number	623-67-8
EINECS Number	210-816-4
Synonyms	Ethyl 2-propynoate; Propiolic acid ethyl ester; Ethyl propiolylate; Ethyl propynoate
Molecular Formula	C5H6O2
Molecular Weight	98.10 g/mol
Chemical Structure	<img src=”https://image-placeholder-url” /> (Note: Replace with an actual chemical structure image)
Physical State	Colorless liquid with a characteristic odor
Density	Approximately 0.96 g/mL at 25°C
Boiling Point	104-106°C (219-223°F)
Flash Point	12°C (54°F)
Refractive Index	Approximately 1.425 at 20°C
Solubility	Miscible with organic solvents such as ether and ethanol, slightly soluble in water
Uses	Used as a raw material in the synthesis of organic compounds, as a flavor and fragrance ingredient, and in the production of polymers and coatings.
Safety Precautions	Flammable. Keep away from heat, sparks, and open flames. Use in a well-ventilated area. Avoid contact with skin and eyes. Wear protective clothing, gloves, and eye protection. In case of contact, wash thoroughly with soap and water. If inhaled or ingested, seek medical attention immediately.
Storage Conditions	Store in a cool, dry place, away from heat and incompatible materials. Keep container tightly closed.

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