Isoniazid 99%

Supplier: Thermo Scientific
Warning

Synonyms: 4-Picolinic acid hydrazide, 4-Pyridinecarboxylic acid hydrazide, Isonicotinic hydrazide, Pyridine-4-carboxylic acid hydrazide, Isonicotinic acid hydrazide

122600050 122601000 122605000
ACRO122600050EA 54 GBP
ACRO122600050 ACRO122601000 ACRO122605000
Isoniazid 99%
Isoniazid
Formula: C₆H₇N₃O
MW: 137,14 g/mol
Melting Pt: 171…173 °C
Density: 1,42 g/cm³ (20 °C)
Flash Pt: ≥ 250 °C
Storage Temperature: Ambient
MDL Number: MFCD00006426
CAS Number: 54-85-3
EINECS: 200-214-6
Merck Index: 13,05205

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Specification Test Results

Appearance Colorless to white to off-white Powder or crystals
Infrared spectrum Conforms
Melting point 170 to 174 °C
Loss on drying ≤0.5 % (1 g, 105 °C)
Titration with HClO4 ≥98.5 % (On dried substance)
UV at 345 nm A: ≤0.022
Color scale ≤10 APHA
Residue after evaporation ≤0.001 %

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