Acetylenedicarboxylic acid monopotassium salt

CAS No.：928-04-1

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Acetylenedicarboxylic acid monopotassium salt Basic information

Product Name:	Acetylenedicarboxylic acid monopotassium salt
Synonyms:	##DISCONTINUED## Acetylenedicarboxylic acid monopotassium salt, 98+%;Acetylenedicarboxyli;Potassium 3-carboxyprop-2-ynoate;Monopotassium Acetylenedicarboxylate Potassium Hydrogen Acetylenedicarboxylate;potassiuM 3-carboxypropiolate;PotassiuM but-2-ynedioate;2-Butynedioic acid,potassiuM salt (1:1);TIMTEC-BB SBB008993
CAS:	928-04-1
MF:	C4HKO4
MW:	152.15
EINECS:	213-169-2
Product Categories:	Aromatic Carboxylic Acids, Amides, Anilides, Anhydrides & Salts;Acetylenes;Acetylenic Carboxylic Acids & Their Derivatives
Mol File:	928-04-1.mol

Acetylenedicarboxylic acid monopotassium salt Chemical Properties

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

Hazard Codes	T+
Risk Statements	23/25-27-36/37/38
Safety Statements	26-36/37/39-45
RIDADR	UN 2811 6.1/PG 1
WGK Germany	3
RTECS	AP0700000
HazardClass	6.1
PackingGroup	I
HS Code	29171990

MSDS Information

Provider	Language
2-Butynedioic acid monopotassium salt	English
SigmaAldrich	English
ACROS	English
ALFA	English

Acetylenedicarboxylic acid monopotassium salt Usage And Synthesis

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.]

Acetylenedicarboxylic acid monopotassium salt Preparation Products And Raw materials

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