Basic

CAS No.	13602-12-5
Product Name	Isonicotinic acid N-oxide
Synonyms	pyridin-N-oxide-4-carboxylic acid; isonicotinic-N-oxide acid; Pyridine-4-carboxylic acid N-oxide; Isonicotinic acid-N-oxide; pyridine-4-carboxylic acid 1-oxide; pyridine-4-carboxylate 1-oxide
Molecular Formula	C6H4NO3
Molecular Weight	138.1014

Physical property

Melting point	270-271℃
Boiling point	469°C at 760 mmHg
Flash point	237.4°C

Hazard Symbols	Xi:Irritant;
Risk Codes	R36/37/38:;
Safety Description	S26:; S36:;