PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE
Synonym(s):Cinchomeronic anhydride
- CAS NO.：4664-08-8
- Empirical Formula: C7H3NO3
- Molecular Weight: 149.1
- MDL number: MFCD00010680
- EINECS: 628-335-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-07-24 18:13:49
What is PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE?
Chemical properties
White to light yellow solid
The Uses of PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE
Pyridine-3,4-dicarboxylic anhydride is an important organic intermediate. It is used in agrochemical, pharmaceutical and dyestuff field.
Synthesis Reference(s)
Journal of Medicinal Chemistry, 37, p. 828, 1994 DOI: 10.1021/jm00032a018
The Journal of Organic Chemistry, 14, p. 97, 1949 DOI: 10.1021/jo01153a015
Properties of PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE
| Melting point: | 75-77 °C (lit.) |
| Boiling point: | 139-142 °C(Press: 12 Torr) |
| Density | 1.556±0.06 g/cm3(Predicted) |
| storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
| pka | -0.38±0.20(Predicted) |
| color | White to off-white |
| Water Solubility | Decomposes in water. |
| Sensitive | Moisture Sensitive |
| CAS DataBase Reference | 4664-08-8(CAS DataBase Reference) |
Safety information for PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. 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. Continuerinsing. P405:Store locked up. |
Computed Descriptors for PYRIDINE-3,4-DICARBOXYLIC ANHYDRIDE
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