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LC5083 Pyridine-3,5-dicarboxylic acid
for synthesis


Order number Packaging Quantity Price €
AC32082 Glass bottle 5 g 42.98


Product information
Synonyms Dinicotinic acid
Hill Formula C7H5NO4
Chemical formula 3,5-(HOOC)2C5H3N
HS Code 2933 39 99
EC number 207-893-8
Molar mass 167.12 g/mol
CAS number 499-81-0


Chemical and physical data
Solubility 1.0 g/l (25 °C)
Melting point 320 – 325 °C
Molar mass 167.12 g/mol


Safety information according to GHS
Hazard Statement(s) H335: May cause respiratory irritation.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
Precautionary Statement(s) P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Warning
Hazard Pictogram(s)
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 3
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.


Safety information
R Phrase R 36/37/38
Irritating to eyes, respiratory system and skin.
Categories of danger irritant
Hazard Symbol



Assay (HPLC, area%) ≥ 97 %
Melting range
– lower value
≥ 320 °C
– upper value ≤ 325 °C
Identity (IR) passes test