3,5-Dichloropyridine-4-carboxylic acid
3,5-Dichloropyridine-4-carboxylic acid (CAS: 13958-93-5) is a halogenated heterocyclic compound with the molecular formula C6H3Cl2NO2. This pyridine derivative serves as a valuable building block in organic synthesis. It is primarily utilised in chemical research and development for the creation of more complex molecules and novel chemical entities within the pharmaceutical and agrochemical industries. TSS offers this compound at a minimum purity of 98%.
- IUPAC
- 3,5-Dichloroisonicotinic acid
- Synonyms
- 3,5-Dichloroisonicotinic acid

Organic Synthesis Intermediate
This compound functions as a key intermediate in the synthesis of various organic molecules. Its dichlorinated pyridine core allows for diverse chemical transformations and the introduction of specific functionalities into target structures.
Pharmaceutical Research
3,5-Dichloropyridine-4-carboxylic acid is employed in the research and development of new pharmaceutical agents. It can serve as a foundational structure for exploring novel drug candidates with potential therapeutic applications.
Agrochemical Development
The unique structure of this chemical makes it suitable for use in the development of new agrochemical products. It may be incorporated into the synthesis pathways for herbicides, pesticides, or fungicides.
Heterocyclic Chemistry
As a halogenated pyridine, it is a useful reagent in heterocyclic chemistry, enabling the study and synthesis of pyridine-based compounds with specific electronic and steric properties.
| Molecular weight | 192.00 |
|---|---|
| Empirical formula | C6H3Cl2NO2 |
| Assay | 98% |
| Melting point | 230 °C (dec.)(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3,5-Dichloropyridine-4-carboxylic acid used for?
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3,5-Dichloropyridine-4-carboxylic acid is primarily used as a building block in organic synthesis, particularly in the research and development of pharmaceuticals and agrochemicals, as well as in general heterocyclic chemistry.
What are the CAS number and molecular formula?
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The CAS number for 3,5-Dichloropyridine-4-carboxylic acid is 13958-93-5, and its molecular formula is C6H3Cl2NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,5-Dichloropyridine-4-carboxylic acid with a minimum assay of 98%. This compound is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the primary safety hazards associated with this chemical?
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This compound is classified as a Warning. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used when handling.
How is this product packed and shipped by TSS?
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Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packaging for safe transport and handling of 3,5-Dichloropyridine-4-carboxylic acid, adhering to international shipping regulations.
How can I request a sample or quote for 3,5-Dichloropyridine-4-carboxylic acid?
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To request a sample or a detailed quote, please contact our sales team through the enquiry form on our website or by directly calling our office. Please reference the product name and CAS number.
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