Niacin, Vitamin B3 Powder

Niacin, Vitamin B3 Powder

Other names: nicotinic acid, pyridine-3-carboxylic acid, niacin, vitamin B3, vitamin PP

CAS Number: 59-67-6

EC Number: 200-441-0

Sum Formula: C6H5NO2

Molar Mass: 123.11 g/mol

Appearance: white to slightly off-white crystalline powder

Niacin, also known as nicotinic acid or vitamin B3, is an organic compound consisting of a pyridine ring bearing a carboxyl group at the 3-position. It belongs to the group of pyridine carboxylic acids and may be used as a laboratory reagent, reference compound and intermediate in chemical, analytical and material science applications.

Chemical and Physical Properties:

Density: approximately 1.47–1.48 g/cm3

Melting Point: approximately 236–239°C

Boiling Point: decomposes before boiling

Solubility in Water: soluble, approximately 15–18 g/L at room temperature

Solubility in Other Solvents: slightly soluble in ethanol; practically insoluble in ether and chloroform

Odor: odorless

Type of Compound: pyridine derivative, carboxylic acid

Applications:

Organic Synthesis:

Used as a precursor in the preparation of nicotinamide derivatives and pyridine-based compounds.

Coordination Chemistry:

May act as a ligand in the formation of metal complexes used in catalysis and material science research.

Redox Research:

Studied in research involving pyridine derivatives, redox-active systems and electron-transfer processes.

Polymer Chemistry:

Investigated for the preparation of functionalized polymeric materials containing pyridine groups.

Analytical Chemistry:

Applied as a reference compound in vitamin B3 quantification assays and analytical method development.

Key Properties:

Pyridine Structure: contains a pyridine ring that influences the compound’s chemical behavior and reactivity.

Carboxylic Acid Functionality: the carboxyl group enables formation of salts, esters, amides and coordination compounds.

Crystalline Form: convenient for weighing, handling and laboratory use.

Analytical Use: suitable for research, comparison and analytical applications involving pyridine derivatives and vitamin B compounds.

Storage:

Store in a tightly sealed container in a cool, dry and well-ventilated place.

Protect from light, moisture and contamination.

Keep away from strong oxidizing agents and incompatible materials.

Handling:

Avoid dust formation.

Avoid direct contact with skin and eyes.

Use in a well-ventilated area.

Use standard personal protective equipment and safe laboratory practices, including protective gloves and eye protection.

This product is intended strictly for technical, laboratory and research use. It is not intended for consumption, medical, pharmaceutical, cosmetic or feed applications.