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LC5082 Pyridine-3,4-dicarboxylic acid
for synthesis

 

Order number Packaging Quantity Price €
AC32082 Plastic bottle 5 g 21.6

 

Product information
Synonyms Cinchomeronic acid
Hill Formula C7H5NO4
HS Code 2933 39 99
EC number 207-705-4
Molar mass 167.12 g/mol
CAS number 490-11-9

 

Chemical and physical data
Solubility 2.34 g/l (25 °C)
Melting point 266 – 270 °C (decomposition)
Molar mass 167.12 g/mol

 

 

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

Irritant

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.

 

Specifications
Assay (acidimetric) ≥ 97 %
Melting range
– lower value
≥ 252 °C
– upper value ≤ 257 °C
Identity (IR) passes test