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A14743 922-67-8 Methyl propiolate, 99% Methyl acetylenecarboxylate Propiolic acid methyl ester Alfa Aesar


Certificate of Analysis

Methyl propiolate, 99%

CAS: 922-67-8 MDL: MFCD00008572  EINECS: 213-083-5
UN#:UN3272Hazard Class:3Packing Group:II
Alternate Name: Methyl acetylenecarboxylate
Propiolic acid methyl ester


Pricing and Availability

Size ($) Price Your Price Quantity Options Availability
5g 44.80 Check Availability Add to Favorites Enter qty and click checkbox
25g 168.00 Check Availability Add to Favorites Enter qty and click checkbox
100g 597.00 Check Availability Add to Favorites Enter qty and click checkbox

Chemical Properties

Formula: HC≡CCO2CH3  Flash point: 10°(50°F)
Formula weight: 84.07  Density: 1.016
Boiling point: 98-101° Refractive Index: 1.4080

Literature References

For the conjugate addition of nitro-compounds, catalyzed by F-, see Nitroethane, A10855. For further reactions of propiolate esters, see Ethyl­ propiolate, A15068.

Other References

Beilstein: 605462
UN#: UN3272
Harmonized Tariff Code: 2916.19

GHS Hazard and Precautionary Statements

Hazard Statements : H225-H315-H319-H335

Highly flammable liquid and vapour. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements : P210-P261-P303+P361+P353-P305+P351+P338-P405-P501A

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Avoid breathing dust/fume/gas/mist/vapours/spray. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

FlammableHarmful or Irritant

Risk & Safety

Risk Phrases: 11-36/37/38
Flammable. Irritating to eyes, respiratory system and skin.
Safety Phrases: 9-16-26-33-37-60
Keep container in a well ventilated place. Keep away from sources of ignition - No Smoking. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Take precautionary measures against static discharges. Wear suitable gloves. This material and/or its container must be disposed of as hazardous waste.
Irritant Highly Flammable
RTECS: UE0050000