3,4-DIHYDROXY-6-NITROBENZALDEHYDE Property

Melting point:

202-205°C

Boiling point:

417.0±45.0 °C(Predicted)

Density 

1.667±0.06 g/cm3(Predicted)

storage temp. 

under inert gas (nitrogen or Argon) at 2-8°C

solubility 

DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)

form 

Solid

pka

6.01±0.24(Predicted)

color 

Dark Yellow to Very Dark Brown

Safety

Hazard Codes 

Xi

Risk Statements 

36/37/38-43

Safety Statements 

26-36-36/37

Hazard Note 

Irritant

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H332Harmful if inhaled

H335May cause respiratory irritation

Precautionary statements

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

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

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

3,4-DIHYDROXY-6-NITROBENZALDEHYDE Chemical Properties,Usage,Production

Uses

4,5-Dihydroxy-2-nitrobenzaldehyde is used as a reagent in the synthesis of 5,6-diacetoxyindole which is a stable eumelanin precursor. 4,5-Dihydroxy-2-nitrobenzaldehyde is also used in the preparation of 6-aminoisoproterenol which is an impurity of the non-selective beta-adrenergic agonist, Isoproterenol (I874200, HCl).