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HomeProduct name listPropiolic Acid

Propiolic Acid

Synonym(s):Acetylenecarboxylic acid;Propynoic acid

  • CAS NO.:471-25-0
  • Empirical Formula: C3H2O2
  • Molecular Weight: 70.05
  • MDL number: MFCD00004360
  • EINECS: 207-437-8
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-12-18 14:15:30
Propiolic Acid Structural

What is Propiolic Acid?

Chemical properties

viscous yellow liquid

The Uses of Propiolic Acid

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

The Uses of Propiolic Acid

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

The Uses of Propiolic Acid

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

What are the applications of Application

Propiolic acid is reagent used in the synthesis of transition metal complexes

Definition

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

Properties of Propiolic Acid

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
solubility  Chloroform (Soluble), Methanol (Soluble)
form  Liquid After Melting
pka 1.84(at 25℃)
Specific Gravity 1.138
color  Clear colorless to light brown
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)

Safety information for Propiolic Acid

Signal word Danger
Pictogram(s)
ghs
Flame
Flammables
GHS02
ghs
Corrosion
Corrosives
GHS05
ghs
Skull and Crossbones
Acute Toxicity
GHS06
GHS Hazard Statements H226:Flammable liquids
H301:Acute toxicity,oral
H310:Acute toxicity,dermal
H314:Skin corrosion/irritation
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233:Keep container tightly closed.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
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.

Computed Descriptors for Propiolic Acid

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