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HomeProduct name listAcetylenedicarboxylic acid monopotassium salt

Acetylenedicarboxylic acid monopotassium salt

Synonym(s):mono-Potassium 2-butynedioate;Potassium acetylenedicarboxylate

  • CAS NO.:928-04-1
  • Empirical Formula: C4HKO4
  • Molecular Weight: 152.15
  • MDL number: MFCD00013143
  • EINECS: 213-169-2
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2023-06-08 17:06:37
Acetylenedicarboxylic acid monopotassium salt Structural

What is Acetylenedicarboxylic acid monopotassium salt?

Chemical properties

white powder

Purification Methods

It is very soluble in H2O, but can be crystallised from a small volume of H2O in small crystals. These are washed with EtOH and dried over H2SO4 at 125o. [Bandrowski Chem Ber 10 841 1877, Lossen Justus Liebigs Ann Chem 272 133 1893, Beilstein 2 H 801, 2 I 317, 2 II 670, 2 III 1991, 2 IV 2290.]

Properties of Acetylenedicarboxylic acid monopotassium salt

Melting point: 133 °C
storage temp.  -20°C
form  powder to crystal
color  White to Almost white
Water Solubility  slightly soluble (20 ºC)
BRN  3571639
Stability: Stable. Incompatible with bases, reducing agents, oxidizing agents.
CAS DataBase Reference 928-04-1(CAS DataBase Reference)
EPA Substance Registry System 2-Butynedioic acid, monopotassium salt (928-04-1)

Safety information for Acetylenedicarboxylic acid monopotassium salt

Signal word Danger
Pictogram(s)
ghs
Skull and Crossbones
Acute Toxicity
GHS06
GHS Hazard Statements H301:Acute toxicity,oral
H315:Skin corrosion/irritation
H319:Serious eye damage/eye irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P302+P352:IF ON SKIN: wash with plenty of soap and water.
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 Acetylenedicarboxylic acid monopotassium salt

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