PARABANIC ACID Property

Melting point:

249 °C (dec.) (lit.)

Boiling point:

213.51°C (rough estimate)

Density 

1.7674 (rough estimate)

refractive index 

1.4700 (estimate)

storage temp. 

Sealed in dry,Room Temperature

solubility 

DMSO (Slightly), Ethyl Acetate (Slightly, Heated)

form 

Solid

pka

pK1:6.1 (25°C)

color 

White

Water Solubility 

almost transparency

Merck 

14,7022

InChIKey

ZFLIKDUSUDBGCD-UHFFFAOYSA-N

CAS DataBase Reference

120-89-8(CAS DataBase Reference)

EPA Substance Registry System

Imidazolidinetrione (120-89-8)

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36

WGK Germany 

3

HS Code 

2933599590

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

PARABANIC ACID Chemical Properties,Usage,Production

Chemical Properties

White Crystalline Solid

Uses

Reactant for:• ;Enantiospecific assembly of homochiral, hexanuclear palladium complexes1• ;Mitsunobu reactions2• ;Quantitative cascade condensation reactions3Reactant for synthesis of:• ;Pyridine derivatives4• ;Nitroesters5• ;Parabanic acid derivatives6

Uses

A useful synthetic intermediate

Uses

Parabanic acid appears to be an important marker of free radical reactions in vivo and may be used to monitor free radical activity and to evaluate pharmacological therapy with radical scavengers.

Definition

ChEBI: An imidazolidinone that is imidazolidine which is substituted by oxo groups at positions 2, 4 and 5.