Isoniazid / remifentanil / lidazza/ γ- Pyridine formyl hydrazine

Other names: isoniazid; Remy wind; Easy to catch; γ- Pyridine carbazide; 4-pyridine acetylhydrazine; Pyridine-4-formyl hydrazine; 4-pyridine carboxylic acid hydrazine; 4-pyridyl hydrazide; Lei Mifeng; Isoniacin hydrazine

CAS No.: 54-85-3

C6H7N3O=137.1

Grade: br

Content: ≥ 98.0%

PH：6.8～8.0

Melting point: 171.2 ~ 172.5 ℃

Heavy metals: ≤ 10ppm

Physicochemical properties: white acicular crystal. It has no smell, slightly sweet and then bitter taste, and changes gradually when exposed to light. Solubility: water at 25 ℃ is about 14%, water at 40 ℃ is about 26% (the aqueous solution is neutral), ethanol at 25 ℃ is about 2%, boiling ethanol is about 10%, and chloroform is about 0.1%. It is almost insoluble in benzene and ether. Melting point 171.4 ℃. The maximum absorption wavelength (in water) is 266nm (e1%1cm) 378). LD50 (mouse, abdominal cavity) 151mg/kg

Purpose: biochemical research. Fluorescence detection of ∆ 4 (4 superscript) -3 sterones by high performance liquid chromatography. Pharmaceutical industry

Save: RT, away from light