Ensulizole Chemical formula
Synonyms: Ensulizol; Ensulizolum; Phenylbenzimidazole Sulphonic Acid. 2Phenyl-1H-benzimidazole-5-sulphonic acid.
Cyrillic synonym: Энсулизол.

Chemical information

Chemical formula: C13H10N2O3S = 274.3.
CAS — 27503-81-7.


In US.

USP 31

(Ensulizole). A white to ivory-coloured, odourless powder. Practically insoluble in water and in oily solvents; soluble in alcohol; its salts are freely soluble in water. Store in airtight containers at a temperature of 8° to 15°.


Ensulizole is used topically as a sunscreen. It is effective against UVB light.
Published December 08, 2018.