1,4-Benzenediol Property

Melting point:

170-171 °C

Boiling point:

285-287 °C

Density 

1.332 g/cm3

pka

10.33±0.13(Predicted)

Safety

RIDADR 

2662

HazardClass 

6.1

PackingGroup 

III

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H302Harmful if swallowed

H317May cause an allergic skin reaction

H318Causes serious eye damage

H341Suspected of causing genetic defects

H351Suspected of causing cancer

H410Very toxic to aquatic life with long lasting effects

Precautionary statements

P273Avoid release to the environment.

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

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

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.

P308+P313IF exposed or concerned: Get medical advice/attention.

1,4-Benzenediol Chemical Properties,Usage,Production

Definition

ChEBI: Hydroquinone is a benzenediol comprising benzene core carrying two hydroxy substituents para to each other. It has a role as a cofactor, a carcinogenic agent, an Escherichia coli metabolite, a human xenobiotic metabolite, a skin lightening agent, an antioxidant and a mouse metabolite. It is a benzenediol and a member of hydroquinones.