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Methyl propiolate

Methyl propiolate
Methyl propiolate structure
Chemical Name:
Methyl propiolate
HCequivCCOOCH3;Methyl propinoate;METHYL PROPIOLATE;METHYL PROPYNOATE;Methyl propargylate;METHYPROPIOLATE,99%;Methylpropiolate,99%;Prop-2-ynoic acid=methyl;Methyl propiolate, 98.5%;Methyl ethynecarboxylate
Molecular Formula:
Formula Weight:
MOL File:

Methyl propiolate Properties

Boiling point:
103-105 °C(lit.)
0.945 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.408(lit.)
Flash point:
50 °F
storage temp. 
Refrigerator (+4°C) + Flammables area
Specific Gravity
Clear colorless
Water Solubility 
Not miscible in water.
Stable. Highly flammable. Incompatible with strong oxidizing agents, bases, acids.
CAS DataBase Reference
922-67-8(CAS DataBase Reference)
NIST Chemistry Reference
2-Propynoic acid, methyl ester(922-67-8)
  • Risk and Safety Statements
  • Hazard and Precautionary Statements (GHS)
Hazard Codes  F,Xi
Risk Statements  11-36/37/38-36
Safety Statements  26-36-36/37/39-23-16-33-7/9
RIDADR  UN 3272 3/PG 2
WGK Germany  3
RTECS  UE0050000
Hazard Note  Highly Flammable/Harmful
HazardClass  3
PackingGroup  II
HS Code  29161980
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H225 Highly Flammable liquid and vapour Flammable liquids Category 2 Danger P210,P233, P240, P241, P242, P243,P280, P303+ P361+P353, P370+P378,P403+P235, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Methyl propiolate price More Price(8)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 171859 Methyl propiolate 99% 922-67-8 2.5g $39.5 2018-11-13 Buy
Sigma-Aldrich 171859 Methyl propiolate 99% 922-67-8 10g $84 2018-11-13 Buy
TCI Chemical P0528 Methyl Propiolate >98.0%(GC) 922-67-8 5mL $22 2018-11-22 Buy
TCI Chemical P0528 Methyl Propiolate >98.0%(GC) 922-67-8 25mL $78 2018-11-22 Buy
Alfa Aesar A14743 Methyl propiolate, 99% 922-67-8 5g $46.6 2018-11-13 Buy

Methyl propiolate Chemical Properties,Uses,Production

Chemical Properties

colourless to light yellow liquid

Purification Methods

Purify the propiolate by fractional distillation and collecting the middle fraction, note that propiolic acid has a high b [144o(dec)/760mm]. [Beilstein 2 IV 1688.] LACHRYMATORY.

Methyl propiolate Preparation Products And Raw materials

Raw materials

Preparation Products

Methyl propiolate Suppliers

Global( 269)Suppliers
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Methyl propiolate Spectrum

922-67-8(Methyl propiolate)Related Search:

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