Hydroquinone is a skin lighten agent, it bleaches the skin which can be helpful when treating different forms of hyper pigmentation.
It is also known as benzene-1, or quinol
It's molar mass: 110.11g/mol
Boiling point: 286°c
Melting point: 172°c
USEFULNESS OF HYDROQUINONE
1)To treat skin conditions like: acne scars, age spots and freckles etc.
2)It fades red or brownspots that have lingered
3)It helps in minimizing scars.
4) It is use for treating hyper pigmentation.
SIDE EFFECTS OF HYDROQUINONE
1) Severe skin redness, burning or stinging
2)severe skin dryness, cracking or bleeding
3)Blue black discoloration of the skin especially if you are Hispanic or African American
Adapted: from Wikipedia