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  • 8.06753 - 4-Pyridinecarboxylic acid hydrazide

8.06753 EMD Millipore

4-Pyridinecarboxylic acid hydrazide

4-Pyridinecarboxylic acid hydrazide for synthesis. CAS 54-85-3, chemical formula 4-(H₂NNHCO)C₅H₄N., for synthesis

Synonym: Isoniazide, 4-Pyridinecarbohydrazide, Isonicotinic acid hydrazide

  • CAS Number 54-85-3

  • Linear Formula C₆H₇N₃O

  • Molecular Weight 137.14 g/mol

  •  EC Number 200-214-6



Related Categories Biochemicals and Reagents More...
packaging   100 g in Glass bottle (8067530100)
solubility   125 g/l
flash point   >250 °C
mp   169 - 172 °C
pH   6 - 8 (50 g/l, H₂O, 20 °C)
bulk density   800 kg/m3
LD 50 oral   LD50 Rat 1250 mg/kg
shipped in   ambient
storage temp.   Store at +15°C to +25°C.
specifications   Assay (HClO₄): ≥ 99.0 %
  Melting range (lower value): ≥ 169 °C
  Melting range (upper value): ≤ 172 °C
  Identity (IR): passes test

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Safety Information

HS Code 
2933 39 99
Hazard Statement(s) 
H302: Harmful if swallowed.
Precautionary Statement(s) 
P262: Do not get in eyes, on skin, or on clothing.
Storage class 
10 - 13 Other liquids and solids
WGK 3 highly water endangering
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Harmful  Harmful
Categories of danger 
R Phrase 
R 22
Harmful if swallowed.
S Phrase 
S 24
Avoid contact with skin.
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