The Molecular formula of METHYL PROPIOLATE(922-67-8): C
4H
4O
2 The Molecular Weight of METHYL PROPIOLATE(922-67-8): 84.07
The Molecular Structure of METHYL PROPIOLATE(922-67-8):
EINECS: 213-083-5
Boiling Point: 104 °C at 760 mmHg
Flash Point: 10 °C
Index of Refraction: 1.408
Molar Refractivity: 20.18 cm
3 Molar Volume: 81.8 cm
3 Polarizability: 8 10
-24 cm
3 Surface Tension: 32.2 dyne/cm
Density: 1.027 g/cm
3 Enthalpy of Vaporization: 34.31 kJ/mol
Vapour Pressure: 31.4 mmHg at 25°C
storage temp.: Refrigerator (+4
°C) + Flammables area
BRN: 605462
Stability: Stable. Highly flammable. Incompatible with strong oxidizing agents, bases, acids.
Appearance: colourless to light yellow liquid
IUPAC Name: methyl prop-2-ynoate
Synonyms: METHYL ACETYLENECARBOXYLATE;2-propynoic acid methyl ester;PROPYNOIC ACID, METHYL ESTER;Acetylenecarboxylic acid methyl ester;PROPARGYLIC ACID METHYL ESTER;PROPIOLIC ACID METHYL ESTER;METHYL PROPIOLATE;METHYL PROPYNOATE;
Poison by intravenous route. Octakis(trifluorophosphine)rhodium catalyzes the violent polymerization of methyl propiolate. When heated to decomposition it emits acrid smoke and irritating fumes.
The Hazard Codes of METHYL PROPIOLATE(922-67-8):
F,
Xi
Hazard Note: Highly Flammable/Harmful
HazardClass: 3
The Risk Statements information of METHYL PROPIOLATE(922-67-8):
11: Highly Flammable
36: Irritating to the eyes
36/37/38: Irritating to eyes, respiratory system and skin
The Safety Statements information of METHYL PROPIOLATE(922-67-8):
16: Keep away from sources of ignition - No smoking
23: Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer)
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
33: Take precautionary measures against static discharges
36: Wear suitable protective clothing
7/9: Keep container tightly closed and in a well-ventilated place
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR: UN 3272 3/PG 2
WGK Germany: 3
RTECS: UE0050000
F: 19
PackingGroup: II
HS Code: 29161980