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Propiolic Acid

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Propiolic Acid Basic information

Product Name:
Propiolic Acid
Synonyms:
  • ACETYLENECARBOXYLIC ACID
  • 2-PROPYNIOC ACID
  • 2-PROPYNOIC ACID
  • PROPYNOIC ACID
  • PROPIOLIC ACID
  • Propiolic acidd
  • PROPARGYLIC ACID
  • Propiolic acid, 98+%
CAS:
471-25-0
MF:
C3H2O2
MW:
70.05
EINECS:
207-437-8
Product Categories:
  • fine chemicals
  • Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts
  • Acetylenes
  • Acetylenic Carboxylic Acids & Their Derivatives
  • Diyne Compounds (LB Films)
  • Functional Materials
  • LB Films
Mol File:
471-25-0.mol
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Propiolic Acid Chemical Properties

Melting point:
16-18 °C (lit.)
Boiling point:
102 °C/200 mmHg (lit.)
Density 
1.138 g/mL at 25 °C (lit.)
refractive index 
n20/D 1.431(lit.)
Flash point:
138 °F
storage temp. 
2-8°C
form 
Liquid After Melting
pka
1.84(at 25℃)
color 
Clear colorless to light brown
Specific Gravity
1.138
Water Solubility 
miscible
Merck 
14,7821
BRN 
878176
Stability:
Stable. Incompatible with bases, oxidizing agents, reducing agents. Combustible.
CAS DataBase Reference
471-25-0(CAS DataBase Reference)
NIST Chemistry Reference
Propiolic acid(471-25-0)
EPA Substance Registry System
2-Propynoic acid (471-25-0)
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Safety Information

Hazard Codes 
T
Risk Statements 
24/25-34-25-23/24/25
Safety Statements 
26-36/37/39-45-24/25-7/9
RIDADR 
UN 2920 8/PG 2
WGK Germany 
3
RTECS 
UD9300000
3-8
TSCA 
Yes
HazardClass 
8
PackingGroup 
II
HS Code 
29161980
Hazardous Substances Data
471-25-0(Hazardous Substances Data)

MSDS

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Propiolic Acid Usage And Synthesis

Chemical Properties

viscous yellow liquid

Uses

Propiolic acid is an intermediate in monohalogenated acetylene synthesis and a corrosion inhibitor for steel.

Uses

Propiolic acid is a reagent used in the preparation of transition metal complexes, haloalkyl propiolates and halopropenoates.

Uses

Reagent employed in the synthesis of transition metal complexes, haloalkyl propiolates, and halopropenoates.

Definition

ChEBI: A terminal acetylenic compound that is a 3-carbon, straight-chain, monounsaturated fatty acid having one acetylenic bond.

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