2,6-Dinitrophenol
2,6-Dinitrophenol (CAS: 573-56-8), with the molecular formula (O₂N)₂C₆H₃OH and a molar mass of 184.11 g/mol, is a dinitrated phenol derivative. It is primarily utilized as a key intermediate and building block in organic synthesis. Its chemical properties lend themselves to various applications in the development of more complex molecules, particularly within the pharmaceutical and fine chemical industries, where precise structural components are essential.
- IUPAC
- β-Dinitrophenol
- Synonyms
- 2,6-DinitrophenolPhenol, 2,6-dinitro-β-Dinitrophenol

Organic Synthesis Intermediate
Serves as a crucial building block for synthesizing more complex organic compounds. Its dinitrophenol structure allows for diverse chemical transformations.
Chemical Research Reagent
Employed in laboratory settings for research and development purposes, particularly in studies involving aromatic compounds and their reactivity.
Pharmaceutical Intermediates
Used in the multi-step synthesis pathways for developing active pharmaceutical ingredients (APIs) and related compounds.
| Molecular weight | 184.11 |
|---|---|
| Linear formula | (O2N)2C6H3OH |
| Assay | 95% |
| Vapour density | 6.35 (vs air) |
| Contains / stabiliser | 20% water |
| Impurities tested | ≤6% 2,4-Dinitrophenol |
| Melting point | 61-63 °C(lit.) |




Hazard statements
- H228Flammable solid
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H330Fatal if inhaled
- H373May cause damage to organs through prolonged exposure
- H400Very toxic to aquatic life
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P284Wear respiratory protection
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 1320 4.1/PG 1 |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T,N |
| Risk statements (R) | 23/24/25-33-50/53 |
| Safety statements (S) | 36/37-45-61 |
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 2,6-Dinitrophenol used for?
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2,6-Dinitrophenol is used as a building block and intermediate in organic synthesis, particularly in chemical research and for the development of pharmaceutical intermediates.
What is the CAS number and formula for 2,6-Dinitrophenol?
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The CAS number for 2,6-Dinitrophenol is 573-56-8, and its linear formula is (O₂N)₂C₆H₃OH.
What grade and purity does Tech Serve Solutions supply for 2,6-Dinitrophenol?
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Tech Serve Solutions supplies 2,6-Dinitrophenol with an assay of 95%, containing ≤6% 2,4-Dinitrophenol and 20% water. This is supplied as a technical/research grade, and TSS does not represent it as USP, BP, or EP.
How is 2,6-Dinitrophenol handled and shipped?
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2,6-Dinitrophenol is a flammable solid (H228), toxic if swallowed, in contact with skin, or if inhaled (H301, H311, H330), may cause damage to organs through prolonged exposure (H373), and is very toxic to aquatic life with long-lasting effects (H400, H411). It is shipped under UN 1320, Class 4.1, Packing Group I.
How can I request a quote or sample for 2,6-Dinitrophenol?
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Please contact our sales team via the website or directly by phone to request a quote or a sample of 2,6-Dinitrophenol.
Is 2,6-Dinitrophenol a controlled substance?
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The provided data does not indicate that 2,6-Dinitrophenol is a controlled substance.
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