Isonicotinic acid or 4-pyridinecarboxylic acid is an organic compound with the formula C5H4N(CO2H). It is a derivative of pyridine with a carboxylic acid substituent at the 4-position. It is an isomer of picolinic acid and nicotinic acid which has the carboxyl group at the 2nd and 3rd position respectively compared to the 4-position for nicotinic acid.
CAS
55-22-1
Appearanced
White powder
Density
1.293g/cm3
Boiling Point
260 °C (15 mmHg)
Melting point
≥300 °C(lit.)
Flash point
260°C/15mm
Steadiness
Stable under normal temperatures and pressures.
Storage Condition
Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Pruty
99%min
Molecular Weight
123.10900
Exact Mass
123.03200
Molecular Formula
C6H5NO2
HS.Code
2933399090
Brand
Suking
Shijiazhuang Suking Biotechnology Co., Ltd.
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