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3,5-Pyridinedicarboxylic Acid

  • Chemical Name: 3,5-Pyridinedicarboxylic Acid
  • CAS No.: 499-81-0
  • MF: C7H5NO4
  • MW: 167.12
  • Specification: USP|EP|BP
  • Purity: >98% or As customer requested
  • Color: White to almost white
  • Solubility:1.0g/l
  • Product Categories:Aromatics;Chemical Synthesis;Pyridines;Pharma intermediates
  • Test method: HPLC


Maxmedchem, a global supplier of  3,5-Pyridinedicarboxylic Acid, 499-81-0 offers for your requirements of RND / Development quantities or commercials, based on status of the product. We can also offer other intermediates with supportive technical package required for evaluation.

Basic information
Product Name: 3,5-Pyridinedicarboxylic acid
Synonyms: PYRIDINE-3,5-DICARBOXYLIC ACID; 3,5-Pyridinedicarboxylic Acid Min 98%; Pyridine-3,5-dicarboxylicacid,98%; DINICOTINIC ACID;3,5-Pyridinedicarboxylate; 5-Carboxynicotinic acid
CAS: 499-81-0
MW: 167.12
EINECS: 207-893-8
Product Categories: Aromatics; Chemical Synthesis; Pyridines; Pharma intermediates
Chemical Structure

3,5-Pyridinedicarboxylic acid

Chemical Properties
Melting point >300 °C (lit.)
Boiling point 295.67°C (rough estimate)
density 1.5216 (rough estimate)
refractive index 1.6280 (estimate)
storage temp. Sealed in dry,Room Temperature
solubility 1.0g/l
pka 2.8(at 25℃)
form Powder
color White to almost white
Water Solubility insoluble
BRN 131640
Usage And Synthesis
chemical Properties White crystal powder
Uses Competitive inhibitor of butyrobetaine hydroxylase
Product Features:

1. High purity: Our 3,5-Pyridinedicarboxylic Acid product purity is higher than 99%, ensuring optimal performance in your experiments and preparation processes.
2. Fine crystallization: Provided in the form of high-quality white crystalline powder, which is easy to suspend and dissolve, making it convenient for laboratory operations.
3. Widely used: 3,5-Pyridinedicarboxylic Acid is a multifunctional organic acid that can be used in the synthesis of organic compounds, drug research and development, catalyst preparation and other fields.
4. Strict quality control: Our products undergo strict quality control procedures to ensure the consistency and stability of each batch.

Application areas:

– Organic synthesis: 3,5-Pyridinedicarboxylic Acid is an important organic synthesis intermediate that can be used to synthesize various compounds, such as drugs, dyes and polymers.
– Drug R&D: As a key component of organic synthesis, this product plays an important role in drug R&D and is widely used as an intermediate for synthetic drugs.
– Catalyst preparation: 3,5-Pyridinedicarboxylic Acid can be used as the basis of a catalyst to promote chemical reactions and increase reaction rate and selectivity.

Safety instructions:

1. Avoid contact with skin and eyes. During use, please wear appropriate protective equipment such as gloves and goggles.
2. Use in a well-ventilated area to avoid inhaling the product.
3. Store in a cool, dry place, away from sources of fire and oxidants.


We provide packaging in different specifications to meet customer needs and ensure product safety and stability during transportation and storage.

Technical Support & Resources

Information provided in the product description is from published literature. Due to the nature of scientific experimentation, your results (e.g., selectivity and effective concentrations) or specific application for this product may differ. If you have questions about how this product fits your application, please contact our technical support staff.

MSDS: MSDS available.

COA: COA can be available if you send us inquiry.

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Packaging and Shipping




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