Specification :

Bendazol;2-(Phenylmethyl)-1H-benzimidazole;2-

Bbenzimidazole;Dibazol;Tromas edan

Molecular formula : C14H12N2
MW : 208.25
CAS No. :621-72-7

nature : ACICULAR crystallization. 187 ¡ã C melting point. In fact do

not dissolve in water, soluble in hot benzene, ethanol, acetic acid.

Dibazol hydrochloride (HCI C14H12N2, Dibasol) as a white crystalline

powder. 175 ¡ã C melting point. Dissolved in water, ethanol, almost

dissolved in chloroform and benzene.

preparation methods : o-phenylenediamine and phenylacetic acid derived

by cyclization. First-o-phenylenediamine and hydrochloric acid mixed

heating dissolved after mixing acid plus warming, 108-110 ¡ã C

dehydration 5h. Another step-by-step response to warming up at 240 ¡ã C

to stop heating. Caustic used to adjust pH 9-10,50 ¡ã Cfiltering, in

Dibazol. Will Dibazol water dissolved in hydrochloric acid adjusted to

pH 4.8, plus active carbon used in Dibazol hydrochloride.

purposes : for the goods smooth muscle relaxants. For hypertension,

angina and cerebral vasospasm. Polio is also used nerve, Yan peripheral

facial paralysis syndrome, and multiple single neuritis neuritis.

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