Methyl 2-butynoate Structure

Methyl 2-butynoate

Chemical Properties

Boiling point 76-77 °C (80 mmHg)
Density  0.98
refractive index  1.436-1.438
Flash point 45 °C
storage temp.  Flammables area
form  Liquid
color  Clear colorless to yellow
InChI InChI=1S/C5H6O2/c1-3-4-5(6)7-2/h1-2H3
InChIKey UJQCANQILFWSDJ-UHFFFAOYSA-N
SMILES C(OC)(=O)C#CC
CAS DataBase Reference 23326-27-4(CAS DataBase Reference)

Safety

Symbol(GHS) Flame (GHS02)Exclamation Mark (GHS07)
Signal wordWarning
Hazard statements H226-H315-H319
Precautionary statements P210-P233-P240-P241+P242+P243-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P370+P378-P403+P235-P501
Hazard Codes  Xn
Risk Statements  10-36/37/38-20/21/22
Safety Statements  16-36/37/39-26
RIDADR  1993
HazardClass  3.2
PackingGroup  III
HS Code  29161900
NFPA 704:
2
1 0

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