Malonic acid 99% AR [141-82-2]Malonic acid is mainly used as pharmaceutical intermediates. It can also be used as a perfumery, adhesives, resin additives, galvanic polish and so on. Used as a complexing agent for the preparation of barbiturate salt. Malonic acid is an intermediate of fungicides – isoprothiolane. It is also a mediator of etychlozate regulating plant growth.
Melting point: 132-135 ° C (decomposition) (lit.)
Boiling point: 140 ℃
refractive index: 1.4780
Flash point: 157 ° C
pka: 2.83 (in 25 ℃)
Solubility in water: 1400 g / L (20 ºC)
Fe (iron): ≤0,0005%
NH₄ (ammonium): positive test result
Pb (lead): ≤0,0005%
Total sulfur (as sulfate): ≤0.005%
Residue on ignition (as sulfate): ≤0.01%
Labeling of hazardous chemicals and mixtures that are part of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). The pictograms recommended by GHS have the shape of a square set on the top. They should contain a black symbol on a white background with a red border.
Priority rules to be observed in connection with the labeling of a substance:
– the skull and crossbones, the exclamation mark pictogram should not be added.
– corrosive effect, the exclamation mark pictogram should not be added if it concerns eye or skin irritation.
– health hazard determining respiratory sensitization, the exclamation mark pictogram should not be added if it concerns skin sensitization or irritation to eyes or skin.
Source: GHS pictograms
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