Molecular Formula C6H7N3O, molecular weight 137.15. Also known as 4-pyridyl formic acid hydrazide, commonly known as Jérémie closure. A white crystal powder or crystalline. No foul, slightly bitter flavor. 1.714 ° C melting point. Soluble in water, ethanol-soluble and insoluble in ether. Lightproof be sealed to preserve. Often used in conjunction with streptomycin. Yes antituberculotics. Water-soluble good oral absorption easier. Nontoxic, penetrating strong. Can invasive treatment of tuberculosis and tuberculous lymph glands scent so. May isonicotinato with hydrazine hydrate condensation, melt dehydrated to produce.
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