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  • 8.41198 - Pyridine-3,4-dicarboxylic acid

8.41198 EMD Millipore

Pyridine-3,4-dicarboxylic acid

Pyridine-3,4-dicarboxylic acid for synthesis. CAS 490-11-9, molar mass 167.12 g/mol., for synthesis

Synonym: Cinchomeronic acid

  • CAS Number 490-11-9

  • Linear Formula C₇H₅NO₄

  • Molecular Weight 167.12 g/mol

  •  EC Number 207-705-4



Related Categories Acids, Acids & Bases, Chemical Synthesis, Synthetic Reagents
packaging   5 g in Plastic bottle (8411980005)
solubility   2.34 g/l
mp   266 - 270 °C (decomposition)
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (acidimetric): ≥ 97.0 %
  Melting range (lower value): ≥ 252 °C
  Melting range (upper value): ≤ 257 °C
  Identity (IR): passes test

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Safety Information

HS Code 
2933 39 99
Hazard Statement(s) 
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory 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.
Storage class 
10 - 13 Other liquids and solids
WGK 1 slightly 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 
Irritant  Irritant
Categories of danger 
R Phrase 
R 36/37/38
Irritating to eyes, respiratory system and skin.
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