4-Nitropicolinic Acid

4-Nitropicolinic Acid

CAS No. 13509-19-8

Nitro pyridine carboxylic acid intermediate for pharmaceutical synthesis — CAS 13509-19-8

4-Nitropicolinic Acid (4-Nitropyridine-2-carboxylic Acid) is a heteroaromatic pyridine carboxylic-acid pharmaceutical intermediate used in medicinal chemistry and organic synthesis research.

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CAS Number13509-19-8
Molecular FormulaC₆H₄N₂O₄
Molecular Weight168.11 g/mol
Purity / Assay≥ 98% (commercial specifications; confirm against batch COA)
AppearanceOff-white to colored crystalline / powder solid
PackagingLaboratory, R&D, pilot-scale, bulk and export packaging — confirm with SRPL for the requested quantity
Storage ConditionsStore in a cool, dry place; protect from moisture and follow the current SDS

Product Description

4-Nitropicolinic Acid is a heteroaromatic pyridine carboxylic-acid intermediate used in pharmaceutical research, medicinal chemistry, organic synthesis, and the development of advanced chemical compounds. It is also known as 4-Nitropyridine-2-carboxylic Acid, with CAS No. 13509-19-8, molecular formula C₆H₄N₂O₄, and molecular weight 168.11 g/mol. It is a nitrogen-containing heteroaromatic compound based on a pyridine ring with a carboxylic acid group at the 2-position and a nitro group at the 4-position — a combination that makes it a useful building block for synthetic chemistry and pharmaceutical research.

Commercial sources describe 4-Nitropicolinic Acid as a solid, typically an off-white to colored crystalline or powder material, with reported purity commonly at approximately 98% or higher and a melting point in the range of roughly 150–160°C (some references cite ~152–153°C). Appearance and exact values can vary by supplier, grade, and manufacturing process, so the final specification should always be confirmed against the batch-specific Certificate of Analysis (COA).

4-Nitropicolinic Acid serves as a pharmaceutical intermediate and heteroaromatic building block in medicinal chemistry synthesis programs, structure-activity relationship (SAR) studies, and multi-step organic synthesis, where its carboxylic acid functionality and nitro-substituted pyridine ring are both useful synthetic handles. It is used by pharmaceutical R&D laboratories, chemical research organizations, and academic laboratories, and can be supplied as part of custom synthesis and intermediate-development programs subject to technical feasibility and commercial agreement.

Swapnroop Research Private Limited (SRPL) is an Indian manufacturer, supplier and exporter of pharmaceutical intermediates, fine chemicals, specialty chemicals and custom chemical solutions, serving pharmaceutical and chemical industries worldwide. SRPL can supply 4-Nitropicolinic Acid from laboratory and R&D quantities through to pilot-scale, bulk, and export supply, with a Certificate of Analysis (COA), Safety Data Sheet (SDS/MSDS), specification sheet, and batch documentation available on request. For current lead time, packaging, and pricing, contact SRPL at sales@srpl.ai or +91 8237049500.

Applications

Pharmaceutical intermediate, medicinal chemistry, organic synthesis, R&D, and custom synthesis programs

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