Nicotinic acid
Nicotinic acid (CAS 59-67-6), with the molecular formula C6H5NO2 and a molecular weight of 123.11 g/mol, is a white crystalline powder. Also known as Niacin or Vitamin B3, it plays a crucial role in biological processes. This compound serves as a key building block in chemical synthesis and is widely utilised in cell biology, nutrition research, and the study of vitamins.
- IUPAC
- 3-Picolinic acid,Niacin,Pellagra preventive factor,Pyridine-3-carboxylic acid,Vitamin B3
- Synonyms
- 3-Picolinic acidNiacinPellagra preventive factorPyridine-3-carboxylic acidVitamin B3

Chemical Synthesis Intermediate
Nicotinic acid is a valuable pyridine derivative employed as a versatile building block in organic synthesis. Its structure facilitates the creation of more complex heterocyclic compounds for various chemical applications.
Nutrition Research
Recognised as Vitamin B3, nicotinic acid is essential for numerous metabolic functions. It is frequently used in research settings to investigate its role in biological systems and nutritional requirements.
Cell Biology Studies
This compound finds application in cell biology research, aiding in the study of cellular processes and signalling pathways. Its involvement in biochemical reactions makes it a relevant reagent for biological investigations.
Biochemical Reagent
Nicotinic acid is utilised as a reagent in biochemical studies, contributing to the understanding of enzyme mechanisms and metabolic pathways. Its properties are leveraged in analytical and research laboratory settings.
| Molecular weight | 123.11 |
|---|---|
| Empirical formula | C6H5NO2 |
| Assay | ≥99.0% (HPLC) |
| Grade | purum |
| Loss on drying | ≤0.2% loss on drying |
| Impurities tested | ≤0.2% water |
| Melting point | 233-238 °C236-239 °C(lit.) |

Hazard statements
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 193 °C / 379.4 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36 |
| Safety statements (S) | 26 |
| Cation traces | Ba: ≤5 mg/kgCa: ≤10 mg/kgCd: ≤5 mg/kgCo: ≤5 mg/kgCr: ≤5 mg/kgCu: ≤5 mg/kgFe: ≤5 mg/kgK: ≤50 mg/kgMg: ≤5 mg/kgMn: ≤5 mg/kgNa: ≤50 mg/kgNi: ≤5 mg/kgPb: ≤5 mg/kgZn: ≤5 mg/kg |
| Ignition residue | ≤0.05% |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Analyte Suitability | oligonucleotidespeptidesproteins |
|---|
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 Nicotinic acid used for?
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Nicotinic acid is used in chemical synthesis, nutrition research, cell biology studies, and as a general biochemical reagent.
What are the CAS number and formula for Nicotinic acid?
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The CAS number for Nicotinic acid is 59-67-6, and its formula is C6H5NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Nicotinic acid with a purity of ≥99.0% (HPLC), graded as 'purum'. It has a water content of ≤0.2% and a loss on drying of ≤0.2%. We do not represent this product as USP, BP, or EP grade.
How should Nicotinic acid be handled safely?
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Nicotinic acid is a Warning substance (GHS07) and can cause serious eye irritation (H319). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation and avoid dust formation. In case of contact with eyes, rinse cautiously with water for several minutes.
How is Nicotinic acid packed and shipped?
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Nicotinic acid is packed according to industry standards to ensure safe transport and export. Specific packaging details are available upon request.
How can I request a quote or sample for Nicotinic acid?
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To request a quote or sample for Nicotinic acid, please contact our sales department through the website or by phone.
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